Ole Herman Bjor and U. Peter Svensson
Development of acoustic measurement instruments by Norsonic - a historical overview
Forum Acusticum

Nicholas Adam Bradley, Kjetil Eik Haavik and Martin Landrø
Understanding Strain Signals from Low-Frequency Distributed Acoustic Sensing In-Well Measurements: Experimental and Numerical Modeling
SPE Journal

Michele Conroy, Didrik Rene Småbråten, Colin Ophus, Konstantin Shapovalov, Quentin M. Ramasse, Kasper Aas Hunnestad, Sverre Magnus Selbach, Ulrich Aschauer, Kalani Moore, J. Marty Gregg, Ursel Bangert, Massimiliano Stengel, Alexei Gruverman and Dennis Meier
Observation of Antiferroelectric Domain Walls in a Uniaxial Hyperferroelectric
Advanced Materials

Femke B. Gelderblom, Tron Vedul Tronstad and Iván López-Espejo
Evaluating Speech Enhancement Systems Through Listening Effort
The 18th International Workshop on Acoustic Signal Enhancement (IWAENC 2024), September 9-12, 2024, Aalborg, Denmark

Kasper Aas Hunnestad, Hena Das, constantinos hatzoglou, Megan E. Holtz, Charles M. Brooks, Antonius Van Helvoort, David A. Muller, Darrel G. Schlom, Julia A. Mundy and Dennis Meier
3D oxygen vacancy distribution and defect-property relations in an oxide heterostructure
Nature Communications

Hammad Hussain and Guillaume Joseph Antonin Dutilleux
Linear sweeps and the characterisation of linearly time-varying acoustical systems
Journal of the Acoustical Society of America

Hammad Hussain and Guillaume Joseph Antonin Dutilleux
Linear sweeps and the characterisation of linearly time-varying acoustical systems
Journal of the Acoustical Society of America

Ursula Ludacka, Jiali He, Shuyu Qin, Manuel Zahn, Emil Christiansen, Kasper Aas Hunnestad, Xinqiao Zhang, Zewu Yan, Edith Bourret, István Kézsmárki, Antonius Van Helvoort, Joshua Agar and Dennis Meier
Imaging and structure analysis of ferroelectric domains, domain walls, and vortices by scanning electron diffraction
npj Computational Materials

Ricardo Jose Martinez Guzman, Vetle Vinje, Alexei Stovas, Joachim Mispel, Philip Stefan Ringrose, Kenneth Duffaut and Martin Landrø
Diving-wave time-lapse delay for CO<inf>2</inf> thin layer detection
Geophysical Journal International

Ben Qin, Chenyang Ye, Jingao Liu, Shichun Huang, Shunguo Wang and J. ZhangZhou
Mapping Global Lithospheric Mantle Pressure-Temperature Conditions by Machine-Learning Thermobarometry
Geophysical Research Letters

U. Peter Svensson, Viggo Henriksen and Herold Olsen
Diffraction modeling for scattering objects with non-rigid surfaces
Forum Acusticum

Kittinat Taweesintananon, Martin Landrø, Sirikarn Narongsirikul and Per Gunnar Folstad
Angle-dependent 4D seismic time-strain inversion for estimating subsurface thickness and velocity changes
Geophysics

Kittinat Taweesintananon, Robin Andre Rørstadbotnen, Martin Landrø, Ståle Emil Johansen, Børge Arntsen, Matthias Forwick and Alfred Hansen
Near-surface characterization using shear-wave resonances: A case study from offshore Svalbard, Norway
Geophysics

Balint Zoltan Teglasy, Emil Wengle, John Robert Potter and Sokratis Katsikas
Authentication of underwater assets
Computer Networks

Emil Wengle, Elias Strandell Erstorp, Viktor Lidström, Damiano Varagnolo and Hefeng Dong
Experimental assessment of a JANUS-based consensus protocol
Computer Networks

Katharina Wolk, Ruben Skjelstad Dragland, Elvia Anabela Chavez Panduro, Michael E. Hjelmstad, Leonie Richarz, Zewu Yan, Edith Bourret, Kasper Aas Hunnestad, Christian Tzschaschel, Jan Erich Schultheiss and Dennis Meier
Coexistence of multi-scale domains in ferroelectric polycrystals with non-uniform grain-size distributions
Matter

Lasse Amundsen and Bjørn Ursin
The viscoacoustic Green’s function for the Helmholtz equation in a velocity gradient interface model
Geophysical Journal International

Nicholas Adam Bradley, Kjetil Eik Haavik and Martin Landrø
Estimation of Temperature Profiles using Low-Frequency Distributed Acoustic Sensing from In-Well Measurements
SPE Journal

Marica Branchesi, Maurizio Falanga, Jan Harms, Karan Jani, Stavros Katsanevas, Philippe Lognonné, Francesca Badaracco, Luigi Cacciapuoti, Enrico Cappellaro, Simone Dell’Agnello, Sébastien de Raucourt, Alessandro Frigeri, Domenico Giardini, Oliver Jennrich, Taichi Kawamura, Valeriya Korol, Martin Landrø, Josipa Majstorović, Piyush Marmat, Paolo Mazzali, Marco Muccino, Ferdinando Patat, Elena Pian, Tsvi Piran, Severine Rosat, Sheila Rowan, Simon Stähler and Jacopo Tissino
Lunar Gravitational-Wave Detection
Space Science Reviews

Guillaume Joseph Antonin Dutilleux, Brett Kevin Sandercock and John Atle Kålås
Chasing the bird: 3D acoustic tracking of aerial flight displays with a minimal planar microphone array
Bioacoustics

Mohammed Ettayebi, Shunguo Wang and Martin Landrø
Time-Lapse 3D CSEM for Reservoir Monitoring Based on Rock Physics Simulation of the Wisting Oil Field Offshore Norway
Sensors

Femke Berre Gelderblom, Tron Vedul Tronstad, Torbjørn Karl Svendsen and Tor Andre Myrvoll
On the Predictive Power of Objective Intelligibility Metrics for the Subjective Performance of Deep Complex Convolutional Recurrent Speech Enhancement Networks
IEEE/ACM Transactions on Audio, Speech, and Language Processing (TASLP)

Dong-Gyan Han, Sookwan Kim, Martin Landrø, Wuju Son, Dae Hyeok Lee, Young Geul Yoon, Jee Woong Choi, Eun Jin Yang, Yeonjin Choi, Young Keun Jin, Jong Kuk Hong, Sung-Ho Kang, Tae Siek Rhee, Hyoung Chul Shin and Hyoung Sul La
Seismic airgun sound propagation in shallow water of the East Siberian shelf and its prediction with the measured source signature
Frontiers in Marine Science

Constantinos Hatzoglou, Gérald Da Costa, Peter Wells, Xiaochen Ren, Brian P Geiser, David J Larson, Remi Demoulin, Kasper Aas Hunnestad, Etienne Talbot, Baishakhi Mazumder, Dennis Meier and François Vurpillot
Introducing a Dynamic Reconstruction Methodology for Multilayered Structures in Atom Probe Tomography
Microscopy and Microanalysis

Kasper Aas Hunnestad, hatzoglou Hatzoglou, F. Vurpillot, Inger-Emma Nylund, Z. Yan, E. Bourret, Antonius Van Helvoort and Dennis Meier
Correlating laser energy with compositional and atomic-level information of oxides in atom probe tomography
Materials Characterization

Kasper Aas Hunnestad, Jan Erich Schultheiss, Anders Christian Mathisen, Ivan Ushakov, Constantinos Hatzoglou, Antonius Van Helvoort and Dennis Meier
Quantitative Mapping of Chemical Defects at Charged Grain Boundaries in a Ferroelectric Oxide
Advanced Materials

Hammad Hussain and Guillaume Joseph Antonin Dutilleux
ASSESSING OUTDOOR SOUND ATTENUATION WITH SWEEPS IN A TIME-VARYING ATMOSPHERE
Forum Acusticum

Johannus Kristmundsson, Oystein Patursson, John Robert Potter and Qin Xin
Fish Monitoring in Aquaculture Using Multibeam Echosounders and Machine Learning
IEEE Access

Johannus Kristmundsson, Øystein Patursson, John Robert Potter and Qin Xin
Exploring Cellular Communications for Remote Offshore Aquaculture Monitoring
Proceedings of the 2023 33rd International Telecommunication Networks and Applications Conference (ITNAC)

Gregory Nordahl, Lewys Jones, Emil Christiansen, Kasper Aas Hunnestad and Magnus Nord
Correcting for probe wandering by precession path segmentation
Ultramicroscopy

Espen Birger Raknes, Bjarte Foseide, Martin Landrø, Hefeng Dong, Jan Kristoffer Brenne, Susann Wienecke, Steinar Bjørnstad, Svein Arne Frivik and Thomas Elboth
New wiggles from old cables: Acquisition, cable, and data aspects
Geophysics

Elise Cecilia Ruaud and Guillaume Joseph Antonin Dutilleux
Sound emergence as a predictor of short-term annoyance from wind turbine noise
Journal of the Acoustical Society of America

Robin André Rørstadbotnen and Martin Landrø
Average Qp and Qs estimation in marine sediments using a dense receiver array
Geophysics

Robin Andre Rørstadbotnen, Jo Eidsvik, Léa Bouffaut, Martin Landrø, John Robert Potter, Kittinat Taweesintananon, Ståle Emil Johansen, Frode Storvik, Joacim Jacobsen, Olaf Schjelderup, Susann Wienecke, Tor Arne Johansen, Bent Ole Ruud, Andreas Wüstefeld and Volker Oye
Simultaneous tracking of multiple whales using two fiber-optic cables in the Arctic
Frontiers in Marine Science

Robin Andre Rørstadbotnen, Hefeng Dong, Martin Landrø, Kenneth Duffaut, Kevin Growe, Umedzhon Kakhkhorov, Susann Wienecke and Joacim Jacobsen
Quick clay monitoring using distributed acoustic sensing: A case study from Rissa, Norway
Geophysics

Kittinat Taweesintananon, Martin Landrø, John Robert Potter, Ståle Emil Johansen, Robin Andre Rørstadbotnen, Léa Bouffaut, Hannah Joy Kriesell, Jan Kristoffer Brenne, Aksel Haukanes, Olaf Schjelderup and Frode Storvik
Distributed acoustic sensing of ocean-bottom seismo-acoustics and distant storms: A case study from Svalbard, Norway
Geophysics

Kittinat Taweesintananon, Martin Landrø and Børge Arntsen
Distributed Acoustic Sensing and 4D Seismic Time-Strain Inversion for Subsurface Monitoring
Doctoral Dissertation at NTNU

Lukas Thiem, Susann Wienecke, Kittinat Taweesintananon, Melvin Erasmus Vaupel and Martin Landrø
Ship noise characterization for marine traffic monitoring using distributed acoustic sensing
2023 IEEE International Workshop on Metrology for the Sea; Learning to Measure Sea Health Parameters (MetroSea)

Andreas Wüstefeld, Zack Spica, Kasey Aderhold, Hsin-Hua Huang, Kuo-Fong Ma, Voon Hui Lai, Meghan Miller, Lena Urmantseva, Daniel Zapf, Daniel Bowden, Pascal Edme, Tjeer Kiers, Antonio Rinaldi, Katinka Tuinstra, Camille Jestin, Sergio Diaz-Meza, Philippe Jousset, Christopher Wollin, Arantza Ugalde, Sandra Ruiz-Barajas, Beatriz Gaite, Gilda Currenti, Michele Prestifilippo, Eiichiro Araki, Takashi Tonegawa, Sjoerd de Ridder, Andy Nowacki, Fabian Linder, Martin Schoenball, Christoph Wetter, Hong-Hu Zhu, Alan F. Baird, Robin Andre Rørstadbotnen, Jonathan Ajo-Franklin, Yuanyuan Ma, Rober E. Abbott, Kathleen M. Hodgkinson, Rober W. Porritt, A. Christian Stanciu, Agatha Podrasky, David Hill, Biondo Biondi, Siyuan Yuan, Bin Luo, Sergei Nikitin, Jan Petter Morten, Vlad-Andrei Dumitru, Werner Lienhart, Erin Cunningham and Herbert Wang
The Global DAS Month of February 2023
Seismological Research Letters

Elias Zea, Eric Brandão, Mélanie Nolan, Jacques Cuenca, Joakim Andén and U. Peter Svensson
Sound absorption estimation of finite porous samples with deep residual learninga)
Journal of the Acoustical Society of America

Xiaoyu Zhu, Hefeng Dong and Guosong Zhang
Underwater Acoustic Source Localization Based On A Vector Sensor System: A Field Case Study
Underwater Acoustics Conference & Exhibition (UACE)

Xiaoyu Zhu and Hefeng Dong
Shear Wave Velocity Estimation by Deep Reinforcement Learning: A Case Study
Forum Acusticum

Lasse Amundsen and Bjørn Ursin
Ultralow-frequency amplitude variation with angle inversion of plane-wave primary reflection seismograms
Geophysics

Lasse Amundsen and Bjørn Ursin
Solving the non-linear Riccati equation for the 1D plane-wave reflection response from a velocity gradient interface by a Heun to hypergeometric reduction
Geophysics

Lasse Amundsen, Bjørn Ursin and Martin Landrø
The plane-wave primary reflection response from an impedance gradient interface
Journal of the Acoustical Society of America

Filipe Borges and Martin Landrø
Quantitative Seismic Monitoring
Doctoral Dissertation at NTNU

Léa Bouffaut, Kittinat Taweesintananon, Hannah Joy Kriesell, Robin André Rørstadbotnen, John Potter, Martin Landrø, Ståle Emil Johansen, Jan Kristoffer Brenne, Aksel Haukanes, Olaf Schjelderup and Frode Storvik
Eavesdropping at the Speed of Light: Distributed Acoustic Sensing of Baleen Whales in the Arctic
Frontiers in Marine Science

S. Dai, D. Zhao, Shunguo Wang, K. Li and H. Jahandari
Three-dimensional magnetotelluric modelling in a mixed space-wavenumber domain
Geophysics

Toan Nguyen Thai Dao, Chao Zhang, Mirko Van Der Baan and Martin Landrø
Simultaneous source separation by shot collocation and strength variation
Geophysics

Hefeng Dong, U. Peter Svensson, Guillaume Dutilleux, Sara-Regina Martin Roman, Tim Cato Netland, Robin André Rørstadbotnen and Andreas Sørbrøden Talberg
Developing experimental skills: A hands-on course in acoustical measurement techniques at the Norwegian University of Science and Technology
Journal of the Acoustical Society of America

Elzbieta Gradauskaite, Kasper Aas Hunnestad, Quintin Meier, Dennis Meier and Morgan Trassin
Ferroelectric Domain Engineering Using Structural Defect Ordering
Chemistry of Materials

Kasper Aas Hunnestad, Constantinos Hatzoglou, Muhammad Zeeshan Khalid, Per Erik Vullum, Zewu Yan, Edith Bourret, Antonius Van Helvoort, Sverre Magnus Selbach and Dennis Meier
Atomic-scale 3D imaging of individual dopant atoms in an oxide semiconductor
Nature Communications

Miriam A. Kolar, Luna Valentin, U. Peter Svensson, Sara-Regina Martin Roman, Jonathan S. Abel, Romain Michon, Carole Fritz, Gilles Tosello, John Chowning and Matthew Wright
From room acoustics to paleoacoustics: A preliminary acoustical study in Chauvet Cave
Journal of the Acoustical Society of America

Martin Landrø, Léa Bouffaut, Hannah Joy Kriesell, John Potter, Robin André Rørstadbotnen, Kittinat Taweesintananon, Ståle Emil Johansen, Jan Kristoffer Brenne, Aksel Haukanes, Olaf Schjelderup and Frode Storvik
Sensing whales, storms, ships and earthquakes using an Arctic fibre optic cable
Scientific Reports

Simen Hammervold Midtbø, Magne Aanes, Andreas Sørbrøden Talberg and Svein-Erik Måsøy
ASM and finite beam description of the excited leaky Lamb wave fields in a fluid-immersed plate
Ultrasonics

Pieter-Ewald Share, Jared R. Peacock, Steven Constable, Frank L. Vernon and Shunguo Wang
Structural properties of the Southern San Andreas fault zone in northern Coachella Valley from magnetotelluric imaging
Geophysical Journal International

Tron Vedul Tronstad, Bjørn Gjessing, Ingvild Ørland, Tone Øderud, Cosmas B. F. Mnyanyi, Isaack Myovela and Jon Øygarden
A case study of interventions to facilitate learning for pupils with hearing impairment in Tanzania
African Journal of Disability

Stefan Uhrig, Andrew Perkis, Sebastian Möller, U. Peter Svensson and Dawn Marie Behne
Effects of Spatial Speech Presentation on Listener Response Strategy for Talker-Identification.
Frontiers in Neuroscience

Emil Wengle, John Potter, Damiano Varagnolo and Hefeng Dong
A JANUS-Based Consensus Protocol for Parametric Modulation Schemes
Proceedings of the 16th International Conference on Underwater Networks & Systems

Xiaoyu Zhu, Hefeng Dong, Pierluigi Salvo Rossi and Martin Landrø
Time-Frequency Fused Underwater Acoustic Source Localization Based on Contrastive Predictive Coding
IEEE Sensors Journal

Xiaoyu Zhu and Hefeng Dong
Shear Wave Velocity Estimation Based on Deep-Q Network
Applied Sciences

Filipe Augusto de Souto Borges and Martin Landrø
Far-offset detection of normal modes and diving waves: A case study from the Valhall, southern North Sea
Geophysics

Lasse Amundsen and Bjørn Ursin
Pseudo-elastic PP and PSSP modeling in stratified media
Geophysics

Mehrdad Bastani, Shunguo Wang, Alireza Malehmir and Suman Mehta
Radio-magnetotelluric and controlled-source magnetotelluric surveys on a frozen lake: Opportunities for urban applications in Nordic countries
Near Surface Geophysics

Léa Bouffaut, Martin Landrø and John Potter
Source level and vocalizing depth estimation of two blue whale subspecies in the western Indian Ocean from single sensor observations
Journal of the Acoustical Society of America

Nima Darabi and U. Peter Svensson
Dynamic Systems Approach in Sensorimotor Synchronization: Adaptation to Tempo Step-Change
Frontiers in Physiology

Oleg A. Godin, Thomas J. Deal and Hefeng Dong
Physics-based characterization of soft marine sediments using vector sensors
Journal of the Acoustical Society of America

Nicholas Harmon, Shunguo Wang, Catherine A. Rychert, Steven Constable and J. Michael Kendall
Shear velocity inversion guided by resistivity structure from the PI-LAB Experiment for integrated estimates of partial melt in the mantle
Journal of Geophysical Research (JGR): Solid Earth

Einar Iversen, Bjørn Ursin, Teemu Saksala, Joonas Ilmavirta and Maarten V. de Hoop
Higher-order Hamilton–Jacobi perturbation theory for anisotropic heterogeneous media: transformation between Cartesian and ray-centred coordinates
Geophysical Journal International

Einar Iversen, Bjørn Ursin, Teemu Saksala, Joonas Ilmavirta and Maarten V. de Hoop
Higher-order Hamilton–Jacobi perturbation theory for anisotropic heterogeneous media: dynamic ray tracing in ray-centred coordinates
Geophysical Journal International

Martin Landrø, Bjarte Foseide and Yi Liu
Using diving waves for detecting shallow overburden gas layers
Geophysics

Bo Peng and Hefeng Dong
An iterative receiver for time-domain oversampled OFDM system over time-varying underwater acoustic channels
Applied Acoustics

Philip Ringrose, anne kari furre, stuart gilfillan, samuel krevor, Martin Landrø, rory leslie, Tip Meckel, Bamshad Nazarian and adeel zahid
Storage of Carbon Dioxide in saline acquifers: Physiochemical Processes, key constraints, and scale-up potential
Annual Review of Chemical and Biomolecular Engineering

Philip Ringrose, Martin Landrø, John Potter, Jo Eidsvik, Susann Wienecke, Léa Bouffaut, Volker Oye, Hefeng Dong, Anne C. Elster and Ståle Emil Johansen
Next generation geophysical sensing: exploring a new wave of geophysical technologies for the energy transition
First Break

C.A. Rychert, S. Tharimena, N. Harmon, Shunguo Wang, S. Constable, J.M. Kendall, P. Bogiatzis, M.R. Agius and D. Schlaphorst
A dynamic lithosphere–asthenosphere boundary near the equatorial Mid-Atlantic Ridge
Earth and Planetary Science Letters

Kittinat Taweesintananon, Martin Landrø, Jan Kristoffer Brenne and Aksel Haukanes
Distributed acoustic sensing for near-surface imaging using submarine telecommunication cable: A case study in the Trondheimsfjord, Norway
Geophysics

Tron Vedul Tronstad, Gunnar Jenssen, Claudia Trinidad Moscoso Paredes, Carl-Johan Hugo Södersten and Eugene Zaikonnikov
Sound signals to improve evacuation in road tunnels
Fire safety journal

Bjørn Ursin, Nathalie Favretto-Cristini and Paul Cristini
Amplitude and phase changes for reflected and transmitted waves from a curved interface in anisotropic media
Geophysical Journal International

Bjørn Ursin and Milton J. Porsani
Signal time-frequency representation and decomposition using partial fractions
Geophysical Journal International

Bjørn Ursin and Milton J Porsani
Signal time-frequency representation and decomposition using partial fractions
Geophysical Journal International

Daniel Wehner, Filipe Borges and Martin Landrø
Tube-wave monitoring as a method to detect shear modulus changes around boreholes: A case study
Geophysics

Xiaoyu Zhu, Hefeng Dong, Pierluigi Salvo Rossi and Martin Landrø
Feature Selection Based on Principal Component Regression for Underwater Source Localization by Deep Learning
Remote Sensing

Xiaoyu Zhu, Hefeng Dong, Pierluigi Salvo Rossi and Martin Landrø
Self-supervised Underwater Source Localization based on Contrastive Predictive Coding
Proceedings of IEEE Sensors

Ohheum Bak, Theodor Secanell Holstad, Yueze Tan, Haidong Lu, Donald Evans, Kasper Aas Hunnestad, Bo Wang, James P. V. McConville, Petra Becker, Ladislav Bohatý, Igor Lukyanchuk, Valerii M. Vinokur, Antonius T. J. van Helvoort, J Marty Gregg, Long-Qing Chen, Dennis Gerhard Meier and Alexei Gruverman
Observation of Unconventional Dynamics of Domain Walls in Uniaxial Ferroelectric Lead Germanate
Advanced Functional Materials

Guillaume Dutilleux and Jean Fosset
Comparing sound emergence and sound pressure level as predictors of short-term annoyance from wind turbine noise
Acta Acustica

Kasper Aas Hunnestad, Erik Dobloug Roede, Antonius T. J. van Helvoort and Dennis Gerhard Meier
Characterization of ferroelectric domain walls by scanning electron microscopy
Journal of Applied Physics

Hammad Hussain and Guillaume Dutilleux
A parametric study of long-range atmospheric sound propagation using underwater acoustics software
Proceedings of Meetings on Acoustics (POMA)

Hammad Hussain and Guillaume Dutilleux
A parametric study of long-range atmospheric sound propagation using Bellhop Ray-tracing Model
Journal of the Acoustical Society of America

Morten Jakobsen, Ivan Pšenčík, Einar Iversen and Bjørn Ursin
Transition operator approach to seismic full-waveform inversion in arbitrary anisotropic elastic media
Communications in Computational Physics

Martin Landrø and Jan Langhammer
Comparing the broadband acoustic frequency response of single, clustered and arrays of marine air guns
Geophysics

Bence Solymosi, Nathalie Favretto-Cristini, Vadim Monteiller, Paul Cristini, Bjørn Ursin and Dimitri Komatitsch
Seismic surveying and imaging at the laboratory scale: A framework to cross-validate experiments and simulations for a salt-body environment
Geophysics

Stefan Josef Uhrig, Sebastian Möller, Dawn Marie Behne, U. Peter Svensson and Andrew Perkis
Testing a Quality of Experience (QoE) Model of Loudspeaker-based Spatial Speech Reproduction
2020 Twelfth International Conference on Quality of Multimedia Experience (QoMEX)

Daniel Wehner and Martin Landrø
The impact of bubble curtains on seismic air-gun signatures and its high-frequency emission
Geophysics

Daniel Wehner, U. Peter Svensson and Martin Landrø
Acoustic signals in air and water generated by very shallow marine seismic sources: An experimental study
Journal of the Acoustical Society of America

Guoli Wu, Hefeng Dong, Ganpan Ke and Junqiang Song
An adapted eigenvalue-based filter for ocean ambient noise processing
Geophysics

Guoli Wu, Hefeng Dong, Ganpan Ke and Junqiang Song
Shear-Wave Tomography Using Ocean Ambient Noise with Interference
Remote Sensing

Guosong Zhang, Tonje Nesse Forland, Espen Johnsen, Geir Pedersen and Hefeng Dong
Measurements of underwater noise radiated by commercial ships at a cabled ocean observatory
Marine Pollution Bulletin

Filipe Augusto de Souto Borges, Martin Landrø and Kenneth Duffaut
Time-lapse seismic analysis of overburden water injection at the Ekofisk field, Southern North Sea
Geophysics

Hallvard Angelskår, Christopher Andrew Dirdal, Tron Vedul Tronstad, Tom Kavli and Andreas Vogl
Low-loss ultrasound transmission through glass assisted by resonance
Ultrasonics

Jan Grimsrud Davidsen, Hefeng Dong, Markus Linne, Mathias H. Andersson, Adam Piper, Tanya S. Prystay, Eivind B. Hvam, Eva Bonsak Thorstad, Frederick G. Whoriskey, Steven J. Cooke, Aslak Darre Sjursen, Lars Rønning, Tim Cato Netland and Anthony D. Hawkins
Effects of sound exposure from a seismic airgun on heart rate, acceleration and depth use in free-swimming Atlantic cod and saithe
Conservation Physiology

Thomas L. Davis and Martin Landrø
Multicomponent Seismic Monitoring
Geophysics and Geosequestration

Guillaume Dutilleux, Truls Tormodsønn Gjestland and Gaetano Licitra
Challenges of the use of sound emergence for setting legal noise limits
International Journal of Environmental Research and Public Health (IJERPH)

Sissel Grude and Martin Landrø
Time-lapse Seismic Analysis of the CO2 injection into the Tubåen Formation at Snøhvit
Geophysics and Geosequestration

Jens Martin Hovem and Hefeng Dong
Understanding ocean acoustics by eigenray analysis
Journal of Marine Science and Engineering (JMSE)

Einar Iversen, Bjørn Ursin, Teemu Saksala, Joonas Ilmavirta and Maarten de Hoop
Higher-order Hamilton–Jacobi perturbation theory for anisotropic heterogeneous media: dynamic ray tracing in Cartesian coordinates
Geophysical Journal International

Ståle Emil Johansen, Martin Panzner, Rune Mittet, Hans E. Foss Amundsen, Anna Lim, Eirik Vik, Martin Landrø and Børge Arntsen
Deep electrical imaging of the ultraslow-spreading Mohns Ridge
Nature

Babak Khodabandeloo and Martin Landrø
Characterizing the acoustic properties of the cavity cloud generated close to an air-gun array as a time-dependent effective medium
Geophysical Journal International

Martin Landrø, Shuichi Kodaira, Toshiya Fujiwara, Tetsuo No, Wiktor Waldemar Weibull and Børge Arntsen
Time lapse seismic analysis of the Tohoku-Oki 2011 earthquake
International Journal of Greenhouse Gas Control

Martin Landrø and Mark A. Zumberge
Estimating Saturation and Density Changes caused by CO2 injection at Sleipner
Geophysics and Geosequestration

Martin Landrø, Daniel Wehner, Noralf Vedvik, Philip Ringrose, Nora Løw Løhre and Karl-Andreas Berteussen
Gas flow through shallow sediments - A case study using passive and active seismic field data
International Journal of Greenhouse Gas Control

Milton J. Porsani, Bjørn Ursin and Michelângelo G. Silva
Signal decomposition and time-frequency representation using iterative singular spectrum analysis
Geophysical Journal International

Ville Pulkki and U. Peter Svensson
Machine-learning-based estimation and rendering of scattering in virtual reality
Journal of the Acoustical Society of America

Salman Ijaz Siddiqui and Hefeng Dong
Effects of water column variations on sound propagation and underwater acoustic communications
Sensors

Salman Ijaz Siddiqui and Hefeng Dong
Time Diversity Passive Time Reversal for Underwater Acoustic Communications
IEEE Access

Salman Ijaz Siddiqui and Hefeng Dong
Blind deconvolution based equalizer for underwater acoustic communications
Applied Acoustics

Iselin Ertzgaard Solvang, Kristin Naalsund, Sofie Tønder, Giske Sindberg Hansen, Tobias Bang Hagan, Cosmas B. F. Mnyanyi, Tron Vedul Tronstad, Aslam Nkya and Jon Øygarden
Prevalence of hearing impairment among primary school children in the Kilimanjaro region within Tanzania
International Journal of Pediatric Otorhinolaryngology

Ruolong Song, Hefeng Dong and Xueshan Bao
Numerical study of the effect of cement defects on flexural-wave logging
Geophysics

Malin Waage, Stefan Bünz, Martin Landrø, Andreia Plaza-Faverola and Kate Alyse Waghorn
Repeatability of high-resolution 3D seismic data
Geophysics

Daniel Wehner, Martin Landrø and Lasse Amundsen
On low frequencies emitted by air guns at very shallow depths - An experimental study
Geophysics

Daniel Wehner and Martin Landrø
Experimental Studies of the Acoustic Signal generated by Marine Seismic Sources
Doctoral Dissertation at NTNU

Pedro R. De La Torre, Hefeng Dong, Tiphaine Ricoup and Martin Ludvigsen
The Subsea Quieter as a measure to reduce and control anthropogenic, industrial noise
Proceedings of MTS/IEEE Oceans'18, Techno-Ocean 2018 - OTO'18

Guillaume Dutilleux and Charlotte Curé
Automated acoustic monitoring of endangered common spadefoot toad populations reveals patterns of vocal activity
Freshwater Biology

Femke B. Gelderblom, Tron Vedul Tronstad and Erlend Magnus Viggen
Subjective evaluation of a noise-reduced training target for deep neural network-based speech enhancement
IEEE/ACM Transactions on Audio, Speech, and Language Processing (TASLP)

Kristian Helgebostad, Martin Landrø, Vetle Vinje and Carl-Inge Colombo Nilsen
Estimating source signatures from source-over-spread marine seismic data
Geophysics

Babak Khodabandeloo and Martin Landrø
Acoustically induced cavity cloud generated by air-gun arrays—Comparing video recordings and acoustic data to modeling
Journal of the Acoustical Society of America

Sara-Regina Martin Roman, U. Peter Svensson, Jan Slechta and Julius O. Smith
Modeling sound scattering using a combination of the edge source integral equation and the boundary element method
Journal of the Acoustical Society of America

Bence Solymosi, Nathalie Favretto-Cristini, Vadim Monteiller, Dimitri Komatitsch, Paul Cristini, Børge Arntsen and Bjørn Ursin
How to adapt numerical simulation of wave propagation and ultrasonic laboratory experiments to be comparable — A case study for a complex topographic model
Geophysics

Andreas Sørbrøden Talberg, Tonni Franke Johansen, Svein-Erik Måsøy, Tarjei Rommetveit, Svein Brekke and Hefeng Dong
Ultrasonic focusing through a steel layer for acoustic imaging
Proceedings - IEEE Ultrasonics Symposium

Tron Vedul Tronstad
Doctoral Dissertation at NTNU

Daniel Wehner, Martin Landrø, Lasse Amundsen and Harald Westerdahl
Frequency-depth-dependent spherical reflection response from the sea surface - a transmission experiment
Geophysical Journal International

Artur Piotr Zolich, David Palma, Kimmo Kansanen, Kay Endre Fjørtoft, João Sousa, Karl Henrik Johansson, Yuming Jiang, Hefeng Dong and Tor Arne Johansen
Survey on Communication and Networks for Autonomous Marine Systems
Journal of Intelligent & Robotic Systems

Lasse Amundsen, Harald Westerdahl, Åsmund Sjøen Pedersen, Mark Thompsen and Martin Landrø
On firing an air gun very shallow
Geophysics

Lasse Amundsen, Ørjan Pedersen, Are Osen, Johan O A Robertsson and Martin Landrø
Broadband seismic over/under sources and their designature-deghosting
Geophysics

Toan Dao and Martin Landrø
Streamer depth versus vessel and seismic interference noise
Geophysics

Hung Nho Dinh, Mirko van der Baan and Martin Landrø
Processing and quality-control strategies for consistent time-lapse seismic attributes: A case history on an internal blowout using vintage data
Geophysics

Stan E. Dosso and Hefeng Dong
Bayesian inference and model selection to investigate seabed shear-wave velocity profiles via interface-wave dispersion inversion
Journal of the Acoustical Society of America

Stan E. Dosso and Hefeng Dong
Model selection for profile structure in Bayesian geoacoustic inversion
Journal of the Acoustical Society of America

Nathalie Favretto-Cristini, Arkady M Aizenberg, Bjørn Ursin, Paul Cristini and Anastasiya Tantsereva
Analysis of Wave Scattering from a Viscoelastic Layer with Complex Shape
Journal of Computational Acoustics

Femke B. Gelderblom, Tron Vedul Tronstad and Erlend Magnus Viggen
Subjective Intelligibility of Deep Neural Network-Based Speech Enhancement
Interspeech (USB)

Femke B. Gelderblom, Tron Vedul Tronstad and Erlend Magnus Viggen
Subjective intelligibility of deep neural network-based speech enhancement
Interspeech

Truls Gjestland and Tron Vedul Tronstad
The efficacy of sound regulations on the listening levels of pop concerts
Journal of Occupational and Environmental Hygiene

Zhenwei Guo, Hefeng Dong and Åge Kristensen
Image-guided regularization of marine electromagnetic inversion
Geophysics

Kjetil Eik Haavik and Martin Landrø
Variable source depth acquisition for (an overall) improved signal-to-noise ratio in marine broadband seismic data: A modeling study
Geophysics

Babak Khodabandeloo, Martin Landrø and Alfred Hanssen
Acoustic generation of underwater cavities - Comparing modeled and measured acoustic signals generated by seismic air gun arrays
Journal of the Acoustical Society of America

Martin Landrø, Fredrik Hansteen and Lasse Amundsen
Detecting gas leakage using high-frequency signals generated by air-gun arrays
Geophysics

Martin Landrø and Mark A. Zumberge
Estimating saturation and density changes caused by CO2 injection at Sleipner - Using time-lapse seismic amplitude-vartiation-with-offset and time-lapse gravity
Interpretation

Yi Liu, Martin Landrø, Børge Arntsen, Joost Van der neut and Kees Wapenaar
A new approach to separate seismic time-lapse time shifts in the reservoir and overburden
Geophysics

Lutz Mütschard, Ketil Hokstad and Bjørn Ursin
On Processing and Inversion of Marine Magnetotelluric Data
Doctoral Dissertation at NTNU

Lutz Mütschard, Ketil Hokstad, Torgeir Wiik and Bjørn Ursin
3D marine magnetotelluric inversion: A hybrid impedance and direct-field approach
Geophysics

Andreas Sørbrøden Talberg, Tonni Franke Johansen and Idar Larsen
Laboratory experiments on ultrasonic logging through casing for barrier integrity validation
ASME 2017 36th International Conference on Ocean, Offshore and Arctic Engineering - Volume 8: Polar and Arctic Sciences and Technology; Petroleum Technology, Trondheim, Norway, June 25–30, 2017

Tron Vedul Tronstad
Statistical tool to detect small hearing threshold shifts
International Journal of Audiology

Bjørn Ursin, José M. Carcione and Davide Gei
A physical solution for plane SH waves in anelastic media
Geophysical Journal International

Daniel Wehner and Martin Landrø
Low-frequency acoustic signal created by rising air-gun bubble
Geophysics

Lasse Amundsen, Arne Reitan, Arthur B Weglein and Bjørn Ursin
On seismic deghosting using Green’s theorem
Geophysics

Hadi Mohammed Balhareth and Martin Landrø
Sensitivity analysis and application of time-lapse full-waveform inversion: synthetic testing and field data example from the North Sea, Norway
Geophysical Prospecting

Tuhin Bhakta, Per Åge Avseth and Martin Landrø
Sensitivity analysis of effective fluid and rock bulk modulus due to changes in pore pressure, temperature and saturation
Journal of Applied Geophysics

José M. Carcione and Bjørn Ursin
On Fermat's principle and Snell's Law in lossy anisotropic media
Geophysics

Mohsen Dadashpour, Martin Landrø and Jon Kleppe
Erratum: Nonlinear inversion for estimating reservoir parameters from time-lapse seismic data (Journal of Geophysics and Engineering (2007) 5 (54))
Journal of Geophysics and Engineering

Hefeng Dong and N. Ross Chapman
Measurement of ocean bottom reflection loss with a horizontal line array
Acta Acustica united with Acustica

Hefeng Dong, Mohsen Badiey and N. Ross Chapman
Geoacoustic Inversion of Airgun Data Under Influence of Internal Waves
IEEE Journal of Oceanic Engineering

Bastien Dupuy, Stéphane Garambois, Amir Asnaashari, Hadi Mohammed Balhareth, Martin Landrø, Alexey Stovas and Jean Virieux
Estimation of rock physics properties from seismic attributes - Part 2: Applications
Geophysics

Truls Gjestland, Olav Kvaløy, Tron Vedul Tronstad and Asle Melvær
Active Hearing Protection Device Provides Unique Possibilities for Hearing Research
SPE International Conference and Exhibition on Health, Safety, Security, Environment, and Social Responsibility, 11-13 April, 2016 Stavanger, Norway

Zhenwei Guo, Hefeng Dong and Jianxin Liu
Comparison of marine controlled-source electromagnetic data acquisition systems by a reservoir sensitivity index: analyzing the effect of water depths
Acta Oceanologica Sinica

Zhenwei Guo, Hefeng Dong and Åge Kristensen
Sparse CSEM inversion driven by seismic coherence
Journal of Geophysics and Engineering

Kjetil Eik Haavik and Martin Landrø
Estimation of source signatures from air guns fired at various depths: A field test of the source scaling law
Geophysics

Kjetil Eik Haavik, Espen Birger Raknes and Martin Landrø
Implementation of marine seismic source wavefields in finite-difference methods using wavefield injection
Geophysics

Kjetil Eik Haavik and Martin Landrø
Source-Depth Diversity for Enhanced Marine Seismic Imaging
Doctoral Dissertation at NTNU

Anders Fredrik Kiær, Ola Eiken and Martin Landrø
Calendar time interpolation of amplitude maps from 4D seismic data
Geophysical Prospecting

Bjørn Kolbrek, Karen Brastad Evensen and U. Peter Svensson
Simulating axisymmetric concave radiators using mode matching methods
Journal of The Audio Engineering Society

Martin Landrø, Yuan Ni and Lasse Amundsen
Reducing high-frequency ghost cavitation signals from marine air-gun arrays
Geophysics

Sara-Regina Martin Roman, U. Peter Svensson, Jan Slechta and Julius O. Smith
A hybrid method combining the edge source integral equation and the boundary element method for scattering problems
Proceedings of Meetings on Acoustics (POMA)

Santiago Ortiz, L. M. Gonzalez, Cristobal Gonzalez Diaz, U. Peter Svensson and Pedro Cobo
Acoustic resonances in a 3D open cavity with non-parallel walls
Journal of Sound and Vibration

Bo Peng, Pierluigi Salvo Rossi, Hefeng Dong and Kimmo Kansanen
DSP based OFDM receiver for time-varying underwater acoustic channels
European Signal Processing Conference

Michelângelo G. Silva, Milton J. Porsani and Bjørn Ursin
Automatic data extrapolation to zero offset along local slope
Geophysics

Tron Vedul Tronstad and Femke B. Gelderblom
Sound exposure during outdoor music festivals
Noise & Health

Andreas Asheim and U. Peter Svensson
Erratum: An integral equation formulation for the diffraction from convex plates and polyhedra (Journal of the Acoustical Society of America (2013) 133:6 (3681-3691))
Journal of the Acoustical Society of America

Tuhin Bhakta and Martin Landrø
Quantitative time lapse seismic analysis - rock physics, repeatability and inversion aspects
Doctoral Dissertation at NTNU

José M. Carcione and Bjørn Ursin
On Fermat's principle and Snell's law in lossy anisotropic media
Geophysics

Hefeng Dong, Mohsen Badiey and N. Ross Chapman
Matched mode geoacoustic inversion of broadband signals in shallow water
Journal of the Acoustical Society of America

Bastien Dupuy, Stephane Garambois, Amir Asnaashari, Hadi M Balhareth, Martin Landrø, Alexey Stovas and Jean Virieux
Estimation of rock physics properties from seismic attributes - Part 2: Applications
Geophysics

Meritxell Genescá Francitorra, U. Peter Svensson and Gunnar Taraldsen
Estimation of aircraft sound direction of arrival using directional-microphone arrays
Acta Acustica united with Acustica

Meritxell Genescá Francitorra, U. Peter Svensson and Gunnar Taraldsen
Estimation of aircraft angular coordinates using a directional-microphone array - An experimental study
Journal of the Acoustical Society of America

Sissel Grude, Jack Dvorkin and Martin Landrø
Permeability variation with porosity, pore space geometry, and cement type: A case history from the Snøhvit field, the Barents Sea
Geophysics

Kjetil Eik Haavik and Martin Landrø
Variable source depth acquisition for improved marine broadband seismic data
Geophysics

Kjetil Eik Haavik and Martin Landrø
Estimation of source signatures from air guns fired at various depths: A field test of the source scaling law
Geophysics

David P. Hewett and U. Peter Svensson
Erratum: The diffracted field near the edge of a thin screen (Journal of the Acoustical Society of America (2013) 134:6 (4303-4306))
Journal of the Acoustical Society of America

Jens Martin Hovem, Håvard Sørheim, Bjørn Haukebø and Ronny Vågsholm
Measurements and analysis of underwater acoustic noise of fishing vessels
OCEANS'15 MTS/IEEE Washington, Washington DC, 19-22 October, 2015

Morten Jakobsen and Bjørn Ursin
Full waveform inversion in the frequency domain using direct iterative T-matrix methods
Journal of Geophysics and Engineering

Anders Fredrik Kiær and Martin Landrø
CO2 fluid flow information from quantitative time-lapse seismic analysis
Doctoral Dissertation at NTNU

Bjørn Kolbrek and U. Peter Svensson
Using mode matching methods and edge diffraction in horn loudspeaker simulation
Acta Acustica united with Acustica

Asbjørn Krokstad, U. Peter Svensson and Svein Strøm
The early history of ray tracing in acoustics
Acoustics, Information, and Communication: Memorial Volume in Honor of Manfred R. Schroeder

Martin Landrø
Aspect ratio histograms of 3D ellipsoids and 2D ellipses - Analytical relations and numerical examples
Geophysics

Martin Landrø, Yuan Ni and Lasse Amundsen
Reducing high-frequency ghost cavitation signals from marine air-gun arrays
Geophysics

David Lumley, Martin Landrø, Ivan Vasconcelos, Leo Eisner, Paul Hatchell, Yaoguo Li, Matthew Saul and Mark Thompson
Special Section: Advances in time-lapse geophysics - Introduction
Geophysics

Sara-Regina Martin Roman, Meritxell Genesca, Jordi Romeu and Arnau Clot
Aircraft localization using a passive acoustic method. Experimental test
Aerospace Science and Technology

Claudia Moscoso, Barbara Szybinska Matusiak, U. Peter Svensson and Krzysztof Orleanski
Analysis of Stereoscopic Images as a New Method for Daylighting Studies
ACM Transactions on Applied Perception

Claudia Trinidad Moscoso Paredes, Barbara Szybinska Matusiak and U. Peter Svensson
Impact of window size and room reflectance on the perceived quality of a room
Journal of Architectural and Planning Research

Bo Peng, Pierluigi Salvo Rossi, Hefeng Dong and Kimmo Kansanen
Time-Domain Oversampled OFDM Communication in Doubly-Selective Underwater Acoustic Channels
IEEE Communications Letters

Bo Peng and Hefeng Dong
DSP based real-time single carrier underwater acoustic communications using frequency domain turbo equalization
Physical Communication

Pierluigi Salvo Rossi, Domenico Ciuonzo, Torbjörn Ekman and Hefeng Dong
Energy Detection for MIMO Decision Fusion in Underwater Sensor Networks
IEEE Sensors Journal

Lauri Savioja and U. Peter Svensson
Overview of geometrical room acoustic modeling techniques
Journal of the Acoustical Society of America

Salman Ijaz Siddiqui, Martin Ludvigsen and Hefeng Dong
Analysis, Verification and Optimization of AUV Navigation Using Underwater Acoustic Models
OCEANS'15 MTS/IEEE Washington, Washington DC, 19-22 October, 2015

Michelângelo G. Silva, Milton J. Porsani and Bjørn Ursin
Automatic data extrapolation to zero offset along local slope
Geophysics

Vinay Swarnalatha Nagaraj, U. Peter Svensson, Olav Kvaløy and Tone Berg
A comparison of test-retest variability and time efficiency of auditory thresholds measured with pure tone audiometry and new early warning test
Applied Acoustics

Tron Vedul Tronstad
Hearing measurements during two norwegian music festivals
58th AES International Conference 2015 Music Induced Hearing Disorders, Aalborg, Denmark, 28-30 June 2015

Maarten V. de Hoop, Sean F. Holman, Einar Iversen, Matti Lassas and Bjørn Ursin
Recovering the isometry type of a Riemannian manifold from local boundary diffraction travel times
Journal des Mathématiques Pures et Appliquées

Hassan EL-Banna Zidan, U. Peter Svensson and Johan L. Nielsen
Room acoustical parameters of two electronically connected rooms
Journal of the Acoustical Society of America

Robert Arcos, Arnau Clot, Jordi Romeu and Sara-Regina Martin Roman
Fast computation of an infinite, longitudinally-varying and harmonic strip load acting on a viscoelastic half-space
European Journal of Mechanics. A, Solids

Daniel Martin L Barker and Martin Landrø
An alternative method for modeling close-range interactions between air guns
Geophysics

Tuhin Bhakta and Martin Landrø
Estimation of pressure-saturation changes for unconsolidated reservoir rocks with high Vp/Vs ratio
Geophysics

Adam Dominik Borowiak, Ulrich Reiter and U. Peter Svensson
Audio quality requirements and comparison of multimodal vs. unimodal perception of impairments for long duration content
Journal of Signal Processing Systems

Adam Dominik Borowiak, Ulrich Reiter and U. Peter Svensson
Momentary Quality of Experience: Users’ Audio Quality Preferences Measured Under Different Presentation Conditions
Journal of The Audio Engineering Society

Arnau Clot, Jordi Romeu, Robert Arcos and Sara-Regina Martin Roman
A power flow analysis of a double-deck circular tunnel embedded in a full-space
Soil Dynamics and Earthquake Engineering

Yangze Dong, Hefeng Dong and Gangqiang Zhang
Study on Denail of Service against Underwater Acoustic Networks
Journal of Communications

Hefeng Dong
Shear-wave Estimation from Different Type of Sediments
Journal of the Acoustical Society of America

Bernhard Feiten, Marie-Neige Garcia, U. Peter Svensson and Alexander Raake
Audio Transmission
Quality of Experience: Advanced Concepts, Applications and Methods

Sissel Grude, Martin Landrø and J Dvorkin
Pressure effects caused by CO&lt;sub&gt;2&lt;/sub&gt; injection in the Tubåen Fm., the Snøhvit field
International Journal of Greenhouse Gas Control

Sissel Grude, Martin Landrø, J. C. White and Ole Torsæter
CO2 saturation and thickness predictions in the Tubåen Fm., Snøhvit field, from analytical solution and time-lapse seismic data
International Journal of Greenhouse Gas Control

Kjetil Eik Haavik and Martin Landrø
Iceberg ploughmarks illuminated by shallow gas in the central North Sea
Quaternary Science Reviews

Jens Martin Hovem and Alexios-Georgios Korakas
Modeling low-frequency anthropogenic noise in the oceans: A comparison of propagation models
Marine Technology Society journal

Martin Landrø and Lasse Amundsen
Is it optimal to tow air guns shallow to enhance low frequencies?
Geophysics

Sara-Regina Martin Roman and U. Peter Svensson
Double diffraction models: A study for the case of non-convex bodies
Forum Acusticum

Sara-Regina Martin Roman, Meritxell Genescá Francitorra, Jordi Romeu Garbi and Robert Arcos
Passive acoustic method for aircraft states estimation based on the Doppler effect
IEEE Transactions on Aerospace and Electronic Systems

Lutz Mutschard, Ketil Hokstad and Bjørn Ursin
Estimation of seafloor electromagnetic receiver orientation
Geophysics

Teresa Pamies, Jordi Romeu, Robert Arcos and Sara-Regina Martin Roman
Analytical Simulations on Active Control of Sound Transmission Through an Aperture in a Rectangular Enclosure
Acta Acustica united with Acustica

Vinay Swarnalatha Nagaraj, Viggo Henriksen, Olav Kvaløy and U. Peter Svensson
Development and Calibration of a New Automated Method to Measure Air Conduction Auditory Thresholds Using an Active Earplug
Acta Acustica united with Acustica

Anastasiya Tantsereva, Bjørn Ursin, N. Favretto-Cristini, P. Cristini and A. M. Aizenberg
Numerical modeling of 3D zero-offset laboratory data by a discretized Kirchhoff integral method
Geophysics

Bjørn Ursin, Nathalie Favretto-Cristini and Paul Cristini
Fresnel volume and interface Fresnel zone for reflected and transmitted waves from a curved interface in anisotropic media
Geophysics

Bjørn Ursin, Michelangelo G. Silva and Milton J. Porsani
Signal and traveltime parameter estimation using singular value decomposition
Geophysics

Sandra Ok Soon Witsker, Martin Landrø and Per Åge Avseth
Using a pseudo-steady-state flow equation and 4D seismic traveltime shifts for estimation of pressure and saturation changes
Geophysics

Maarten V. de Hoop, Sean F Holman, Einar Iversen, Matti Lassas and Bjørn Ursin
Reconstruction of a conformally euclidean metric from local boundary diffraction travel times
SIAM journal on computing (Print)

Børge Arntsen, Alexander Kritski, Bjørn Ursin and Lasse Amundsen
Shot-profile true amplitude crosscorrelation imaging condition
Geophysics

Andreas Asheim and U. Peter Svensson
An integral equation formulation for the diffraction from convex plates and polyhedra
Journal of the Acoustical Society of America

Erlend Aune, Jo Eidsvik and Bjørn Ursin
Three-dimensional non-stationary and non-linear isotropic AVA inversion
Geophysical Journal International

Andreu Balastegui, Jordi Romeu, Arnau Clot and Sara-Regina Martin Roman
New siren tones optimised for increased detectability distances of emergency vehicles
Applied Acoustics

Daniel Martin L Barker and Martin Landrø
Estimation of bubble time period for air-gun clusters using potential isosurfaces
Geophysics

Zhang Bi-Xing, Liu Dong-Dong, Shi Fang-Fang and Hefeng Dong
Ultrasonic focusing and scanning with multiple waves
Chinese Physics B

Arild Buland and Martin Landrø
The impact of common-offset migration on porosity estimation by AVO inversion
Geophysics

Andrea Caiti, Knut Harald Grythe, Jens Martin Hovem, Sérgio M. Jesus, Arne Lie, A Munafo, Tor Arne Reinen, António J. Silva and F Zabel
Linking Acoustic Communications and Network Performance: Integration and Experimentation of an Underwater Acoustic Network
IEEE Journal of Oceanic Engineering

Zhengliang Cao and Hefeng Dong
Estimation of shear-wave attenuation profile from Scholte waves using ocean bottom seismic data
Extended abstracts book: 75th EAGE Conference and Technical Exhibition, London, UK

Stian Coward, Dag Tollefsen and Hefeng Dong
Radiated ship noise level estimates from measurements in a fjord
Journal of the Acoustical Society of America

Hefeng Dong, Thanh Duong Nguyen and Kenneth Duffaut
Estimation of seabed shear-wave velocity profiles using shear-wave source data
Journal of the Acoustical Society of America

Hefeng Dong
Seabed shear-wave velocity estimation by interface-wave dispersion using different inversion methods
OCEANS - Bergen, 2013 MTS/IEEE - Bergen, 10-14 June

Hefeng Dong, Ganpan Ke and Kenneth Duffaut
Seabed Shear-Wave Velocity Estimation from Dispersion Curves of Love Waves
Acta Acustica united with Acustica

Yangze Dong and Hefeng Dong
Proceedings of 2013 OCEANS - San Diego Conference & Exhibition

Meritxell Genesca, Jordi Romeu, Robert Arcos and Sara-Regina Martin Roman
Measurement of aircraft noise in a high background noise environment using a microphone array
Transportation Research Part D: Transport and Environment

Sissel Grude, Bård Osdal and Martin Landrø
Sea-bed diffractions and their impact on 4D seismic data
Geophysical Prospecting

Sissel Grude, Martin Landrø and Bård Osdal
Time-lapse pressure-saturation discrimination for CO2 storage at the Snøhvit field
International Journal of Greenhouse Gas Control

Sissel Grude, Jack Dvorkin, anthony clark, Tiziana Vanorio and Martin Landrø
Pressure effects caused by CO2 injection in the Snøhvit Field
First Break

Erlend I. Gundersen and U. Peter Svensson
Room acoustical conditions in coupled video conference rooms (Abstracts)
Journal of the Acoustical Society of America

Zhenwei Guo, Xiangping Hu and Hefeng Dong
Extended abstracts book: 75th EAGE Conference and Technical Exhibition, London, UK

Nils Olav Handegard, Tron Tronstad and Jens Martin Hovem
Evaluating the effect of seismic surveys on fish — the efficacy of different exposure metrics to explain disturbance
Canadian Journal of Fisheries and Aquatic Sciences

David P. Hewett and U. Peter Svensson
The diffracted field and its gradient near the edge of a thin screen
Journal of the Acoustical Society of America

Martin Landrø, Lasse Amundsen and Jan Langhammer
Repeatability issues of high-frequency signals emitted by air-gun arrays
Geophysics

Martin Landrø
Discrimination between pressure and fluid saturation changes from time-lapse seismic data
Geophysics

Santiago Ortiz, U. Peter Svensson and Pedro Cobo
Analytic expression to derive the image source point between two symmetrical sloping planes
Proceedings of Meetings on Acoustics (POMA)

Bo Peng and Hefeng Dong
Proceedings of 2013 OCEANS - San Diego Conference & Exhibition

Alexander Pohl, Dirk Schröder, Uwe Stephenson and U. Peter Svensson
Influence of reflecting walls on edge diffraction simulation in geometrical acoustics
Proceedings of Meetings on Acoustics (POMA)

MJ Porsani, Bjørn Ursin, MG Silva and PEM Melo
Dip-adaptive singular-value decomposition filtering for seismic reflection enhancement
Geophysical Prospecting

MJ Porsani, Bjørn Ursin and MG Silva
Dynamic estimation of reflectivity by minimum-delay seismic trace decomposition
Geophysics

Ulrich Reiter and U. Peter Svensson
Binaural effects in convolved room impulse responses (Abstracts)
Journal of the Acoustical Society of America

Marcel C. Remillieux, S. M. Pasareanu and U. Peter Svensson
Numerical Modeling of the Exterior-to-Interior Transmission of Impulsive Sound through Three-Dimensional, Thin-Walled Elastic Structures
Journal of Sound and Vibration

Marcel C. Remillieux, Stephanie M. Pasareanu and U. Peter Svensson
A hybrid numerical model for the exterior-to-interior transmis- sion of impulsive sound through three-dimensional, thin-walled elastic structures (Abstracts)
Journal of the Acoustical Society of America

U. Peter Svensson and Andreas Asheim
Time-domain formulation of an edge source integral equation
Proceedings of Meetings on Acoustics (POMA)

Olena Tiapkina, Martin Landrø and Yuriy Tyapkin
Ground-roll subtraction from common-shot gathers with significant trace-to-trace variations in the energy of random noise
Journal of Geophysics and Engineering

Torgeir Wiik, Bjørn Ursin and Ketil Hokstad
2.5D EM modelling in TIV conductive media and the effect of anisotropy in normalized amplitude responses
Journal of Geophysics and Engineering

Torgeir Wiik and Bjørn Ursin
Modeling and Inversion of Marine Electromagnetic Data
Doctoral Dissertation at NTNU

Torgeir Wiik, Ketil Hokstad, Bjørn Ursin and Lutz Mutschard
Joint contrast source inversion of marine magnetotelluric and controlled-source electromagnetic data
Geophysics

Guosong Zhang and Hefeng Dong
Underwater communications in time-varying sparse channels using passive-phase conjugation
Applied Acoustics

Bixing Zhang, Fuli Xie, Hefeng Dong and Junjie Gong
Ultrasonic guided wave focusing by a generalized phased array
Acoustical Physics

Hassan El-Banna Mohamoud Hamdy Zidan and U. Peter Svensson
Influence of a Table on a Microphone's Frequency Response and Directivity
Journal of The Audio Engineering Society

Hassan El-Banna Mohamoud Hamdy Zidan and U. Peter Svensson
Room Acoustical Parameters in Small Rooms
Journal of The Audio Engineering Society

Daniel Martin L Barker and Martin Landrø
Simple expression for the bubble-time period of two clustered air guns
Geophysics

Daniel Martin L Barker and Martin Landrø
Controlled source strength variation by changing the firing pressure - a sensitivity study for 4D calibration
Geophysical Prospecting

Md Anwar Hossain Bhuiyan, Martin Landrø and Ståle Emil Johansen
3D CSEM modeling and time-lapse sensitivity analysis for subsurface CO2 storage
Geophysics

Adam Dominik Borowiak, Ulrich Reiter and U. Peter Svensson
Quality Evaluation of Long Duration Audiovisual Content
2012 IEEE Consumer Communications and Networking Conference (CCNC)

Adam Dominik Borowiak, Ulrich Reiter and U. Peter Svensson
Evaluation of audio quality requirements over extended periods of time using long duration audiovisual content
Advances in Multimedia Information Processing : PCM 2012

Øyvind Brandtsegg, Sigurd Saue, John Pål Inderberg, Axel Tidemann, Jan Tro, Victor Lazzarini, Håkon Kvidal, Jøran Rudi and Notto J. W. Thelle
The Development of an Online Course in DSP Eartraining
Proceedings of the International Conference on Digital Audio Effects

P. Cristini, N. Favretto-Cristini, Anastasiya Tantsereva, Bjørn Ursin, A Aizenberg and Dimitri Komatitsch
Laboratory benchmarks vs. Synthetic modeling of seismic wave propagation in complex environments (BENCHIE Project): Results for a spectral-element Method and the Tip Wave Superposition Method
Journal of the Acoustical Society of America

Hefeng Dong, Thanh Duong Nguyen and Kenneth Duffaut
Estimation of shear-wave velocity profiles using shear source data in marine environment
Journal of the Acoustical Society of America

Andreas Evensen and Martin Landrø
Tomographic inversion using 4D seismic data
Doctoral Dissertation at NTNU

Wenyang Gao, Qian Wu, Zhiwen Cui, Kexie Wang and Hefeng Dong
Numerical Simulation of Acoustic Wave Propagation in Cylindrical Fluid-Saturated Poroelastic Shell Immersed in Fluids
Applied Mechanics and Materials

Jens Martin Hovem, Tron Tronstad, Hans Erik Karlsen and Svein Løkkeborg
Modeling Propagation of Seismic Airgun Sounds and the Effects on Fish Behavior
IEEE Journal of Oceanic Engineering

Einar Iversen, M Tygel, Bjørn Ursin and MV de Hoop
Kinematic time migration and demigration of reflections in pre-stack seismic data
Geophysical Journal International

Ganpan Ke, Merrick H. Johnston and Hefeng Dong
Rock-physics models for bitumen-saturated sands: Fractional gradient model and Hashin-Shtrikman iterative model
Geophysics

Ganpan Ke, Hefeng Dong and Åge Kristensen
A new stabilizer for ERT inversion
74th EAGE Conference & Exhibition incorporating SPE EUROPEC 2012

Martin Landrø and Paul Hatchell
Normal modes in seismic data - Revisited
Geophysics

Eli Langseth and Martin Landrø
Time-lapse 2D interpretation of gas migrationin shallow sand layers - Compared to reservoir simulation
International Journal of Greenhouse Gas Control

Cuilin Li, Stan E. Dosso, Hefeng Dong, DY Yu and Lanbo Liu
Bayesian Inversion of Multimode Interface-Wave Dispersion From Ambient Noise
IEEE Journal of Oceanic Engineering

Cuilin Li, Stan E. Dosso and Hefeng Dong
Interface-wave dispersion curves inversion based on nonlinear Bayesian theory
Acta Acustica united with Acustica

Sara-Regina Martin Roman, Meritxell Genescà, Jordi Romeu and Teresa Pamies
Aircraft tracking by means of the Acoustical Doppler Effect
Aerospace Science and Technology

Lutz Mutschard, Ketil Hokstad and Bjørn Ursin
Estimation of Seafloor Electromagnetic Receiver Orientation
74th EAGE Conference & Exhibition incorporating SPE EUROPEC 2012

RC Pestana, Bjørn Ursin and PL Stoffa
Rapid expansion and pseudo spectral implementation for reverse time migration in VTI media
Journal of Geophysics and Engineering

MC Remillieux, JM Corcoran, TR Haac, RA Burdisso and U. Peter Svensson
Experimental and numerical study on the propagation of impulsive sound around buildings
Applied Acoustics

Lyubov Skopintseva, Arkady M. Aizenberg, Milana Ayzenberg, Martin Landrø and T. V. Nefedkina
The effect of interface curvature on AVO inversion of near-critical and postcritical PP-reflections
Geophysics

U. Peter Svensson and Andreas Asheim
An edge-source integral equation for the calculation of scattering (Abstracts)
Journal of the Acoustical Society of America

Pamela Tempone, Martin Landrø and Erling Fjær
4D gravity response of compacting reservoirs: Analytical approach
Geophysics

Olena Tiapkina, Martin Landrø, Y Tyapkin and B Link
Single-station SVD-based polarization filtering of ground roll: Perfection and investigation of limitations and pitfalls
Geophysics

Olena Tiapkina, Martin Landrø and Y Tyapkin
Ground Roll Suppression Using Optimum Weighted Stacking
74th EAGE Conference & Exhibition incorporating SPE EUROPEC 2012

Martin Tygel, Bjørn Ursin, Einar Iversen and Maarten V. de Hoop
Estimation of geological dip and curvature from time-migrated zero-offset reflections in heterogeneous anisotropic media
Geophysical Prospecting

M Tygel, Bjørn Ursin, Einar Iversen and MV de Hoop
Estimation of geological dip and reflector curvature from zero-offset seismic reflections in heterogeneous anisotropic media
Studia Geophysica et Geodaetica

Bjørn Ursin, Ørjan Pedersen and Børge Arntsen
Flux-normalized wavefield decomposition and migration of seismic data
Geophysics

Guosong Zhang and Hefeng Dong
Joint passive-phase conjugation with adaptive multichannel combining for coherent underwater acoustic communications
Applied Acoustics

Guosong Zhang, Jens Martin Hovem and Hefeng Dong
Experimental Assessment of Different Receiver Structures for Underwater Acoustic Communications over Multipath Channels
Sensors

Guosong Zhang and Hefeng Dong
Experimental demonstration of spread spectrum communication over long range multipath channels
Applied Acoustics

Guosong Zhang, Bo Peng and Hefeng Dong
Experimental assessment of sparse channel estimations for passive-phase conjugation communications
Proceedings of the IEEE International Conference on Acoustics, Speech and Signal Processing

Xin-Cheng Zhao, Gerit Pfuhl, Annemarie Surlykke, Jan Tro and Bente Gunnveig Berg
A multisensory centrifugal neuron in the olfactory pathway of heliothine moths
Journal of Comparative Neurology

Brahim Abbad, Bjørn Ursin and Milton J. Porsani
A fast, modified parabolic Radon transform
Geophysics

Brahim Abbad and Bjørn Ursin
Nonhyperbolic velocity analysis and improved demultiple for seismic data
Doctoral Dissertation at NTNU

Paul T. Calamia and U. Peter Svensson
Singularities in First-Order Wedge-Diffraction Expressions within Narrow, Finite 3D Wedges
Acta Acustica united with Acustica

Zhengliang Cao and Hefeng Dong
Inversion of shear properties in ocean sediments from numerical Scholte wave
Journal of the Acoustical Society of America

Zhengliang Cao and Hefeng Dong
Inversion of shear damping ratio from multi-mode attenduation dispersion of surface waves
73rd EAGE Conference & Exhibition Incorporating SPE EUROPEC 2011

Hefeng Dong and Stan E. Dosso
Bayesian Inversion of Interface-Wave Dispersion for Seabed Shear-Wave Speed Profiles
IEEE Journal of Oceanic Engineering

Hefeng Dong, Ganpan Ke and Kenneth Duffaut
Determination of Shear-wave Velocity in Seabed from Dispersion Data of Love Waves
73rd EAGE Conference & Exhibition Incorporating SPE EUROPEC 2011

Kenneth Duffaut and Martin Landrø
Stress sensitivity of elastic wave velocities in granular media
Doctoral Dissertation at NTNU

Morten Jakobsen and Bjørn Ursin
T-matrix Approach to the Nonlinear Waveform Inversion Problem in 4D Seismics
73rd EAGE Conference & Exhibition Incorporating SPE EUROPEC 2011

Ganpan Ke, Hefeng Dong, Åge Kristensen and Mark Thompson
Modified Thomson-Haskell Matrix Methods for Surface-Wave Dispersion-Curve Calculation and Their Accelerated Root-Searching Schemes
Bulletin of The Seismological Society of America (BSSA)

Ganpan Ke and Hefeng Dong
Feasibility of Matched-field inversion in cross-well geometry
73rd EAGE Conference & Exhibition Incorporating SPE EUROPEC 2011

Martin Landrø, Lasse Amundsen and Daniel Martin L Barker
High-frequency signals from air-gun arrays
Geophysics

Martin Landrø
Seismic monitoring of an old underground blowout - 20 years later
First Break

Martin Landrø, Cai Puigdefabregas and Børge Arntsen
Anisotropy in the salt outcrop at Cardona, Catalonia - implications for seismic imaging
First Break

Eli Langseth and Martin Landrø
4D interpretation of gas migration in shallow sand layers
73rd EAGE Conference & Exhibition Incorporating SPE EUROPEC 2011

Cuilin Li, Stan E. Doss and Hefeng Dong
Bayesian inversion of seabed interface-wave dispersion from ambient noise
Journal of the Acoustical Society of America

AE Malcolm, Martijn de Hoop and Bjørn Ursin
Recursive imaging with multiply scattered waves using partial image regularization: A North Sea case study
Geophysics

Hossein Mehdi Zadeh, Martin Landrø and Olav Barkved
Long-offset time-lapse seismic: Tested on the Valhall LoFS data
Geophysics

Hossein Mehdi Zadeh and Martin Landrø
Long offset time-lapse seismic and monitoring of unconventional reservoirs
Doctoral Dissertation at NTNU

Hossein Mehdi Zadeh and Martin Landrø
Monitoring a shallow subsurface gas flow by time-lapse refraction analysis
Geophysics

Bård Osdal and Martin Landrø
Estimation of changes in water column velocities and thicknesses from time lapse seismic data
Geophysical Prospecting

Tor Erik Rabben and Bjørn Ursin
AVA inversion of the top Utsira Sand reflection at the Sleipner field
Geophysics

Dirk Schröder, U. Peter Svensson and Michael Vorländer
Open Measurements of Edge Diffraction from a Noise Barrier Scale Model
Building Acoustics

Lyubov Skopintseva, Milana Ayzenberg, Martin Landrø, T. V. Nefedkina and A. M. Aizenberg
Long-offset AVO inversion of PP reflections from plane interfaces using effective reflection coefficients
Geophysics

Lyubov Skopintseva, T. Alkhalifah and Martin Landrø
Frequency effects at pre-, near- and post-critical offsets observed on water-plexiglass interface
73rd EAGE Conference & Exhibition Incorporating SPE EUROPEC 2011

Lyubov Skopintseva and Martin Landrø
Exploring the potential of long offset reflections in AVO inversion and AVO analysis
Doctoral Dissertation at NTNU

Haohai Sun, Shefeng Yan and U. Peter Svensson
Worst-case performance optimization for spherical microphone array modal beamformers
Proceedings of the Joint Workshop on Hands-free Speech Communication and Microphone Arrays

Haohai Sun and U. Peter Svensson
Optimal 3-D HOA encoding with applications in improving close-spaced source localization
Proceedings of IEEE Workshop on Applications of Signal Processing to Audio and Acoustics

U. Peter Svensson, Hassan El-Banna Zidan and Johan Ludvig Nielsen
Properties of convolved room impulse responses
Proceedings of IEEE Workshop on Applications of Signal Processing to Audio and Acoustics

U. Peter Svensson
The inclusion of diffraction effects in room acoustical modeling (Abstracts)
Journal of the Acoustical Society of America

U. Peter Svensson
Benchmarks in computational room acoustics
Journal of the Acoustical Society of America

Pamela Tempone and Martin Landrø
Effects of reservoir compaction on seismic and gravity monitoring
Doctoral Dissertation at NTNU

Olena Tiapkina, Martin Landrø, Y Tyapkin and B. Link
Single-station SVD-based polarization filtering of ground roll - investigation of limitations and pitfalls
73rd EAGE Conference & Exhibition Incorporating SPE EUROPEC 2011

Tron Tronstad and Jens Martin Hovem
Bathymetric and seasonal effects on the propagation of airgun signals to long distances in the Ocean
OCEANS'11 MTS/IEEE KONA : Proceedings of a meeting held 19-22 September 2011, Waikoloa, Hawaii, USA

Torgeir Wiik, Lars Ole Løseth, Bjørn Ursin and Ketil Hokstad
TIV contrast source inversion of mCSEM data
Geophysics

Guosong Zhang, Jens Martin Hovem, Hefeng Dong and Lanbo Liu
Coherent underwater communication using passive time reversal over multipath channels
Applied Acoustics

Guosong Zhang and Hefeng Dong
Experimental assessment of a multicarrier underwater acoustic communication system
Applied Acoustics

Guosong Zhang and Hefeng Dong
Spatial diversity in multichannel processing for underwater acoustic communications
Ocean Engineering

Guosong Zhang, Jens Martin Hovem, Hefeng Dong and Paul van Walree
A novel probe processing method for underwater communication by passive-phase conjugation
Proceedings of the IEEE International Conference on Acoustics, Speech and Signal Processing

Haitham T I Alassi, Rune Martin Holt and Martin Landrø
Relating 4D seismics to reservoir geomechanical changes using a discrete element approach
Geophysical Prospecting

Lasse Amundsen, H. Westerdahl, M. Thompson, Jon Andre Haugen, Arne Reitan, Martin Landrø and Bjørn Ursin
Multicomponent ocean bottom and vertical cable seismic acquisition for wavefield reconstruction
Geophysics

Andreas Asheim and U. Peter Svensson
Efficient evaluation of edge diffraction integrals using the numerical method of steepest descent
Journal of the Acoustical Society of America

Md. Anwar Hossain Bhuiyan, BP Thrane, Martin Landrø and SE Johansen
Controlled source electromagnetic three-dimensional grid-modelling based on a complex resistivity structure of the seafloor: effects of acquisition parameters and geometry of multi-layered resistors
Geophysical Prospecting

A H Bhuyian, BP Thrane, Martin Landrø and Ståle Emil Johansen
Controlled source electromagnetic three-dimensional grid-modelling based on a complex resistivity structure of the seafloor: effects of acquisition parameters and geometry of multi-layered resistors
Geophysical Prospecting

Mohsen Dadashpour, David Echeverria Ciaurri, Tapan Mukerij, Jon Kleppe and Martin Landrø
A derivative-free approach for the estimation of porosity and permeability using time-lapse seismic and production data
Journal of Geophysics and Engineering

Hefeng Dong, N. Ross Chapman, David E. Hannay and Stan E. Dosso
Estimation of seismic velocities of upper oceanic crust from ocean bottom reflection loss data
Journal of the Acoustical Society of America

Kenneth Duffaut, Martin Landrø and Roger Sollie
Using Mindlin theory to model friction-dependent shear modulus in granular media
Geophysics

Andreas Kjelsrud Evensen and Martin Landrø
Time-lapse tomographic inversion using a Gaussian parameterization of the velocity changes
Geophysics

Martin Landrø
4D Seismic
Petroleum Geoscience: From Sedimentary Environments to rock Physics

Martin Landrø, M Thompson and A. S. Pedersen
Seismic Monitoring of an Old Underground Blowout - 20 Years Later
72nd EAGE Conference & Exhibition incorporating SPE EUROPEC 2010 Barcelona

A. Malcolm, Bjørn Ursin and M.V. de Hoop
Imaging with Doubly-scattered Waves - A North Sea Case Study
72nd EAGE Conference & Exhibition incorporating SPE EUROPEC 2010 Barcelona

Hossein Mehdi Zadeh, Ravi P Srivastava, Nimisha Vedanti and Martin Landrø
Seismic monitoring of in situ combustion process in a heavy oil field
Journal of Geophysics and Engineering

Ali Misaghi, S Negahban, Martin Landrø and A Javaherian
A comparison of rock physics models for fluid substitution in carbonate rocks
Exploration Geophysics

Steinar Nag, Mathias Alerini and Bjørn Ursin
PP/PS anisotropic stereotomography
Geophysical Journal International

Bård Osdal, Sissel Grude and Martin Landrø
Sea bed diffractions and impact on 4D seismic data - observations from synthetic modeling and field data
72nd EAGE Conference & Exhibition incorporating SPE EUROPEC 2010 Barcelona

Tempone Pamela, Erling Fjær and Martin Landrø
Improved solution of displacements due to a compacting reservoir over a rigid basement
Applied Mathematical Modelling

Ørjan Pedersen, Sverre Brandsberg-Dahl and Bjørn Ursin
Seismic imaging using lateral adaptive windows
Geophysics

Ørjan Pedersen and Bjørn Ursin
One-way wave-equation migration for wide-angle propagation in anisotropic media
Doctoral Dissertation at NTNU

Ørjan Pedersen, Bjørn Ursin and Hans Kristian Helgesen
One-way wave-equation migration of compressional and converted waves in a VTI medium
Geophysics

MJ Porsani, MG Silva, PEM Melo and Bjørn Ursin
SVD filtering applied to ground-roll attenuation
Journal of Geophysics and Engineering

Lyubov Skopintseva, A. M. Aizenberg, Milana Ayzenberg, Martin Landrø and T. V. Nefedkina
Applicability of AVO inversion based on effective reflection coefficients to long-offset data from curved interfaces
72nd EAGE Conference & Exhibition incorporating SPE EUROPEC 2010 Barcelona

Haohai Sun, Shefeng Yan and U. Peter Svensson
Spherical harmonics based optimal minimum sidelobe beamforming for spherical sensor arrays
Proceedings of the International ITG Workshop on Smart Antennas - WSA 2010

Haohai Sun, Shefeng Yan, U. Peter Svensson, Audun Solvang and Johan Ludvig Nielsen
Achievable maximum-directivity beamforming for spherical microphone arrays with random array errors
European Signal Processing Conference

Haohai Sun, Shefeng Yan and U. Peter Svensson
SPACE DOMAIN OPTIMAL BEAMFORMING FOR SPHERICAL MICROPHONE ARRAYS
Proceedings of the IEEE International Conference on Acoustics, Speech and Signal Processing

Pamela Tempone, Erling Fjær and Martin Landrø
Improved solution of displacements due to a compacting reservoir over a rigid basement
Applied Mathematical Modelling

Olena Tiapkina, Martin Landrø and Y Tyapkin
Single-station SVD-based polarization filtering - thoretical and synthetic data investigations
72nd EAGE Conference & Exhibition incorporating SPE EUROPEC 2010 Barcelona

Y Tyapkin, Bjørn Ursin, H Perroud, O Silinska and Olena Tiapkina
Zero- and first-order approximations for least-squares estimation of seismic signal with coherent and random noise
Journal of Geophysics and Engineering

Shen Wang, Maarten V. de Hoop and Bjørn Ursin
Illumination analysis of wave-equation imaging with curvelets
Inverse Problems

Guosong Zhang, Jens Martin Hovem, Hefeng Dong, Shihong Zhou and Shuanping Du
An efficient spread spectrum pulse position modulation scheme for point-to-point underwater acoustic communication
Applied Acoustics

Brahim Abbad, Bjørn Ursin and D Rappin
Automatic nonhyperbolic velocity analysis
Geophysics

Mathias Alerini and Bjørn Ursin
Adaptive focusing window for seismic angle migration
Geophysics

Lasse Amundsen, Børge Arntsen, A. Reitan and Bjørn Ursin
Wave-equation Depth Migration in Elastic Media - New Results
71st EAGE Conference & Exhibition Amsterdam 2009

Milana Ayzenberg, A Aizenberg, H.B. Helle, K.D. Klem-Musatov, J. Pajchel and Bjørn Ursin
Our Experiences of 3D Synthetic Seismic Modeling with Tip-wave Superposition Method and Effective Coefficients
71st EAGE Conference & Exhibition Amsterdam 2009

Milana Ayzenberg, I Tsvankin, A Aizenberg and Bjørn Ursin
Effective reflection coefficients for curved interfaces in transversely isotropic media
Geophysics

Milana Ayzenberg, Arkady M. Aizenberg and Bjørn Ursin
Tip-wave superposition method with effective reflection and transmission coefficients: A new 3D Kirchhoff-based approach to synthetic seismic modeling
The Leading Edge

Daniel Martin L Barker and Martin Landrø
Controlled Source Strength Variation by Changing the Firing Pressure - A Sensitivity Study for 4D Calibration
71st EAGE Conference & Exhibition Amsterdam 2009

Mohsen Dadashpour, David Echeverria Ciaurri, Tapan Mukerji, Jon Kleppe and Martin Landrø
Simple Zonation and Principal Component Analysis for Speeding Up Porosity and Permeability Estimation from 4D Seismic and Production Data
71st EAGE Conference & Exhibition Amsterdam 2009

Mohsen Dadashpour, Jon Kleppe and Martin Landrø
Reservoir Characterization Using Production Data and Time-Lapse Seismic Data
Doctoral Dissertation at NTNU

Mohsen Dadashpour, Echeverria Ciaurri David, Jon Kleppe and Martin Landrø
Porosity and permeability estimation by integration of production and time-lapse near and far offset seismic data
Journal of Geophysics and Engineering

Hefeng Dong and N. Ross Chapman
Study of interface wave generation and shear wave velocity estimation
Journal of the Acoustical Society of America

Hefeng Dong and Lanbo Liu
Estimation of seismic interface wave dispersion in geoacoustic inversion
Journal of the Acoustical Society of America

Snorre Farner, Audun Solvang, Asbjørn Sæbø and U. Peter Svensson
Ensemble Hand-Clapping Experiments under the Influence of Delay and Various Acoustic Environments
Journal of The Audio Engineering Society

Amir Ghaderi and Martin Landrø
Estimation of thickness and velocity changes of injected carbon dioxide layers from prestack time-lapse seismic data
Geophysics

Erik Hellerud and U. Peter Svensson
Transmission of High Quality Audio over IP Networks
Doctoral Dissertation at NTNU

Erik Hellerud, Audun Solvang and U. Peter Svensson
Spatial redundancy in higher order ambisonics and its use for low delay lossless compression
Proceedings of the IEEE International Conference on Acoustics, Speech and Signal Processing

Martin Landrø and Bård Osdal
Estimation of Water Column Velocity and Thickness Changes from 4D Seabed Diffraction Analysis
71st EAGE Conference & Exhibition Amsterdam 2009

Martin Landrø, Rune Martin Holt and Bjørn Ursin
ROSE - Rock Physics and Seismic Reserach at the Norwegian University of Science and Technology
Exploration & Production. The Oil and Gas Review

Martin Landrø and Anwar Hossain Bhuiyan
Modelling and interpretation of Marine Controlled Source Electromagnetic Data
Doctoral Dissertation at NTNU

AE Malcolm, Bjørn Ursin and Martijn de Hoop
Seismic imaging and illumination with internal multiples
Geophysical Journal International

Ali Misaghi and Martin Landrø
Seismic characterization of overburden distortions- implications for reservoir description and 4D analysis
Doctoral Dissertation at NTNU

Eugene Myakotnykh and U. Peter Svensson
Towards a Computational Quality Model for IP-based Audio
Proceedings of the International Workshop on Quality of Multimedia Experience 2009

Tor Erik Rabben and Bjørn Ursin
Non-linear Bayesian inversion of seismic reflection amplitudes
Doctoral Dissertation at NTNU

Fitri N. Rahayu, Ulrich Reiter, Marlon T.M. Nielsen, Touradj Ebrahimi, U. Peter Svensson and Andrew Perkis
Analysis of SSIM Performance for Digital Cinema Applications
Proceedings of the International Workshop on Quality of Multimedia Experience 2009

Fitri N. Rahayu, Ulrich Reiter, Touradj Ebrahimi, Andrew Perkis and U. Peter Svensson
SS-SSIM and MS-SSIM for digital cinema applications
Proceedings of SPIE, the International Society for Optical Engineering

Lyubov Skopintseva, Milana Ayzenberg, Martin Landrø, T. V. Nefedkina and A. M. Aizenberg
Testing the Performance of AVO Inversion Based on Effective Reflection Coefficients on Longoffset Synthetic PP Data
71st EAGE Conference & Exhibition Amsterdam 2009

Alexey Stovas and Bjørn Ursin
Improved geometric-spreading approximation in layered transversely isotropic media
Geophysics

Haohai Sun, Shefeng Yan and U. Peter Svensson
Robust Spherical Microphone Array Beamforming with Multi-Beam-Multi-Null Steering, and Sidelobe Control
Proceedings of the 2009 IEEE Workshop on Applications of Signal Processing to Audio and Acoustics

Haohai Sun, Shefeng Yan and U. Peter Svensson
Robust Spherical Microphone Array Beamforming with Multi-Beam-Multi-Null Steering, and Sidelobe Control
Proceedings of IEEE Workshop on Applications of Signal Processing to Audio and Acoustics

U. Peter Svensson, PT Calamia and S Nakanishi
Frequency-Domain Edge Diffraction for Finite and Infinite Edges
Acta Acustica united with Acustica

Pamela Tempone, Martin Landrø, Erling Fjær and N. Inoue*
Effects on Time-lapse Seismic of a Hard Rock Layer beneath a Compacting Reservoir (SPE-121081)
71st EAGE Conference & Exhibition Amsterdam 2009

Bjørn Ursin, Martin Tygel and Einar Iversen
SS-traveltime parameters from PP and PS reflections
Geophysics

FA Vivas, RC Pestana and Bjørn Ursin
A new stabilized least-squares imaging condition
Journal of Geophysics and Engineering

Torgeir Wiik, Bjørn Ursin and K Hokstad
2.5D Frequency Domain EM Modeling in Conductive TIV Media
71st EAGE Conference & Exhibition Amsterdam 2009

Guosong Zhang, Jens Martin Hovem, Hefeng Dong and Tor Arne Reinen
A design for timing pulse acquisition in underwater multipath environments
Electronical Journal of Technical Acoustics

christian deplante and Bjørn Ursin
Frequency attenuation and resolution of seismic data receive the full treatment at research workshop
First Break

Haitham Tayseer Al-Assi, Rune M. Holt and Martin Landrø
Modeling reservoir geomechanical changes caused by fluid injection - a discrete element approach
EAGE 70th Conference & Exhibition - Rome, Italy 2008, Extended abstracts

M. Alerini and Bjørn Ursin
Adaptive Limitation of the Migration Operator Aperture
EAGE 70th Conference & Exhibition - Rome, Italy 2008, Extended abstracts

Lasse Amundsen, Arne Reitan, Arne Reitan, Børge Arntsen and Bjørn Ursin
Elastic nonlinear amplitude versus angle inversion and data-driven depth imaging in stratified media derived from inverse scattering approximations
Inverse Problems

Milana Ayzenberg, Ilya Tsvankin, A. M. Aizenberg and Bjørn Ursin
Effective Reflection Coefficients for Curved Interfaces in TI Media
EAGE 70th Conference & Exhibition - Rome, Italy 2008, Extended abstracts

Milana Ayzenberg, A. M. Aizenberg, Hans Bjarne Helle, Kamill D. Klem-Musatov, J Pajchel and Bjørn Ursin
3D Modeling of Acoustic Green's Function in Layered Media with Diffracting Edges
EAGE 70th Conference & Exhibition - Rome, Italy 2008, Extended abstracts

Milana Ayzenberg and Bjørn Ursin
Three-Dimensional Seismic Diffraction Modeling
Doctoral Dissertation at NTNU

Paul T. Calamia, Benjamin E. Markham and U. Peter Svensson
Diffraction culling for virtual-acoustic simulations
Acta Acustica united with Acustica

Mohsen Dadashpour, Martin Landrø and Jon Kleppe
Nonlinear inversion for estimating reservoir parameters from time-lapse seismic data
Journal of Geophysics and Engineering

Andreas Kjelsrud Evensen and Martin Landrø
Time-lapse tomographic inversion using a Gaussian parametrization of the velocity changes
EAGE 70th Conference & Exhibition - Rome, Italy 2008, Extended abstracts

L Fa, JP Castagna and Hefeng Dong
An accurately fast algorithm of calculating reflection/transmission coefficients
Science in China Series G: Physics Mechanics and Astronomy

Martin Landrø
The effect of noise generated by previous shots on seismic reflection data
Geophysics

Martin Landrø and Lyubov Skopintseva
Potential improvements in reservoir monitoring using permanent seismic receiver arrays
The Leading Edge

Mark Poletti and U. Peter Svensson
Beamforming synthesis of binaural responses from computer simulations of acoustic spaces
Journal of the Acoustical Society of America

Mark Poletti and U. Peter Svensson
The generation of binaural signals from a regularly sampled soundÞeld using a beam- forming approach (Abstracts)
Journal of the Acoustical Society of America

Tor Erik Rabben, Håkon Tjelmeland and Bjørn Ursin
Non-linear Bayesian joint inversion of seismic reflection coefficients
Geophysical Journal International

Lyubov Skopintseva, Milana Ayzenberg, Martin Landrø, T. V. Nefedkina and A. M. Aizenberg
AVO inversion of long-offset synthetic PP data based on effective reflection coefficients
EAGE 70th Conference & Exhibition - Rome, Italy 2008, Extended abstracts

Lyubov Skopintseva and Martin Landrø
High-frequent 4D-surveys for identification of subtle reservoir property changes
EAGE 70th Conference & Exhibition - Rome, Italy 2008, Extended abstracts

Torkjell Stenvold and Martin Landrø
Offshore Gravimetric and Subsidence Monitoring
Doctoral Dissertation at NTNU

Torkjell Stenvold, Ola Eiken and Martin Landrø
Gravimetric monitoring of gas-reservoir water influx - A combined flow- and gravity-modeling approach
Geophysics

Alexey Stovas and Bjørn Ursin
Improved Geometrical Spreading Approximation in Layered Transversely Isotropic Media (P072)
Geosciences - From New Ideas to New Discoveries. Extended Abstracts & Exhibitors' Catalogue. 3rd Saint Petersburg International Conference & Exhibition, 7-10 April 2008, Lenexpo, Saint Petersburs, Russia (CD)

U. Peter Svensson
Michael Vorländer: Auralization. Fundamentals of acoustics, modelling, simulation, algorithms and acoustic virtual reality
Acta Acustica united with Acustica

U. Peter Svensson and Paul T. Calamia
Frequency-domain diffraction for edges of arbitrary length with efficient numerical integration (Abstracts)
Journal of the Acoustical Society of America

Jan Erik Voldhaug, Erik Hellerud, Astrid Undheim, Erling Austreim, U. Peter Svensson and Peder Johannes Emstad
Influence of Sender Parameters and Network Architecture on Perceived Audio Quality
Acta Acustica united with Acustica

Shefeng Yan and Jens Martin Hovem
Array pattern synthesis with robustness against manifold vectors uncertainty
IEEE Journal of Oceanic Engineering

M. Alerini, M. Riede and Bjørn Ursin
Limited-Aperture Migration by Sterotomography Output
EAGE 69th Conference & Exhibition - London, UK, 11 -14 June 2007 - Proceedings

Milana Ayzenberg, A. Aizenberg, H. Helle, K. Klem-Musatov, J. Pajchel and Bjørn Ursin
3-D Acoustic Green's Function Modeling in Multilayered Overburden
EAGE 69th Conference & Exhibition - London, UK, 11 -14 June 2007 - Proceedings

Milana Ayzenberg, Arkady M. Aizenberg, Hans B. Helle, Kamill D. Klem-Musatov, Jan Pajchel and Bjørn Ursin
3D diffraction modeling of singly scattered acoustic wavefields based on the combination of surface integral propagators and transmission operators
Geophysics

Paul T. Calamia and U. Peter Svensson
Fast Time-Domain Edge-Diffraction Calculations for Interactive Acoustic Simulations
EURASIP Journal on Applied Signal Processing

JM Carcione, Bjørn Ursin and Janniche Iren Nordskag
Cross-property relations between electrical conductivity and the seismic velocity of rocks
Geophysics

José M. Carcione, Martin Landrø, Antony Gangi and Fabio Cavallini
Determining the dilation factor in 4D monitoring of compacting reservoirs by rock-physics models
Geophysical Prospecting

Mohsen Dadashpour, Martin Landrø and Jon Kleppe
Porosity and Permeability Estimation from 4D Seismic Data
EAGE 69th Conference & Exhibition - London, UK, 11 -14 June 2007 - Proceedings

Kenneth Duffaut and Martin Landrø
Vp/Vs ratio versus differential stress and rock consolidation - A comparison between rock models and time-lapse AVO data
Geophysics

Paul Hatchell, Peter Wills and Martin Landrø
Analysis of Guided Waves Recorded on Permanent Ocean Bottom Cables
EAGE 69th Conference & Exhibition - London, UK, 11 -14 June 2007 - Proceedings

Jon Andre Haugen, Bjørn Ursin and Alexey Stovas
Sensitivity of Dix-type inverse formulae
Journal of Geophysics and Engineering

Erik Hellerud and U. Peter Svensson
Robust Transmission of Lossless Audio with Low Delay over IP Networks
The 7th IEEE International Symposium on Signal Processing and Information Technology

P. Hoang, P.A. Avseth, Bjørn Ursin and A.J. van Wijngaarden
Rock Physics Depth Trend Analysis Based on Stacking Velocity
EAGE 69th Conference & Exhibition - London, UK, 11 -14 June 2007 - Proceedings

Jens Martin Hovem
Underwater acoustics: Propagation, devices and systems
Journal of Electroceramics

Martin Landrø
Attenuation of seismic water-column noise, tested on seismic data from the Grane field
Geophysics

Martin Landrø and I Tsvankin
Seismic critical-angle reflectometry: A method to characterize azimuthal anisotropy?
Geophysics

L.O. Løseth, Bjørn Ursin and L. Amundsen
On the Effects of Anisotropy in Marine CSEM
EAGE 69th Conference & Exhibition - London, UK, 11 -14 June 2007 - Proceedings

Lars Ole Løseth and Bjørn Ursin
Electromagnetic fields in planarly layered anisotropic media
Geophysical Journal International

Ali Misaghi, Martin Landrø and Steen A. Petersen
Overburden complexity and repeatability of seismic data: Impacts of positioning errors at the Oseberg field, North Sea
Geophysical Prospecting

Ørjan Pedersen, Sverre Brandsberg-Dahl and Bjørn Ursin
Seismic Imaging Using Lateral Adaptive Windows
EAGE 69th Conference & Exhibition - London, UK, 11 -14 June 2007 - Proceedings

Ørjan Pedersen, Bjørn Ursin and Alexey Stovas
Wide-angle phase-slowness approximations in VTI media
Geophysics

Milton J. Porsani and Bjørn Ursin
Direct multichannel predictive deconvolution
Geophysics

Thomas Røste, Martin Landrø and Paul Hatchell
Monitoring overburden layer changes and fault movements from time-lapse seismic data on the Valhall Field
Geophysical Journal International

Alexey Stovas and Bjørn Ursin
The Geometrical Spreading in VTI Medium Revisited
EAGE 69th Conference & Exhibition - London, UK, 11 -14 June 2007 - Proceedings

Alexey Stovas and Martin Landrø
4D Detection of Gas Coning
EAGE 69th Conference & Exhibition - London, UK, 11 -14 June 2007 - Proceedings

Alexey Stovas and Bjørn Ursin
Equivalent time-average and effective medium for periodic layers
Geophysical Prospecting

Alexey Stovas, Martin Landrø and N. Janbu
Seismic attributes from ultra-thin layered reservoir
Oil & Gas Science and Technology

Alexey Stovas and Bjørn Ursin
Estimation of layer parameters for linear P- and S-wave velocity functions
Geophysics

Y. Tyapkin, Bjørn Ursin, Y. Roganov, I. Nekrasov and G. Shumlyanskaya
Least-Squares Signal Estimation with Complicated Mathematical Models of Seismic Data
EAGE 69th Conference & Exhibition - London, UK, 11 -14 June 2007 - Proceedings

Martin Tygel, Bjørn Ursin and Alexey Stovas
Convergence of traveltime power series for a layered VTI medium
Geophysics

Bjørn Ursin and Martin Tygel
Zero-offset seismic amplitude decomposition and migration
Geophysics

Helene Hafslund Veire, Hilde Grude Borgos and Martin Landrø
Stochastic inversion of pressure and saturation changes from time-lapse multi component data
Geophysical Prospecting

Jan Erik Voldhaug, Erik Hellerud and U. Peter Svensson
How Much is Too Much? - On the Acceptability of Packet Loss Distorted Audio
Proceedings of the 2007 IEEE International Conference on Signal Processing and Communications, ICSPC 2007

A.M. Aizenberg, Milana Ayzenberg, H.B. Helle, K.D. Klem-Musatov, J. Pajchel and Bjørn Ursin
3D seismic diffraction modelling in multilayered media in terms of surface integrals
EAGE Vienna 2006. Opportunities in Mature Areas. Extended Abstracts & Exhibitors' Catalogue. 68th EAGE Conference & Exhibition, 12-15 June 2006. (elektronisk ressurs)

Lasse Amundsen, Lars Ole Løseth, Rune Mittet, Svein Ellingsrud and Bjørn Ursin
Decomposition of electromagnetic fields into upgoing and downgoing components
Geophysics

Ph. Blondel, N.G. Pace, N. Jayasundere, M. Cosci, Jens Martin Hovem and Magne Arthur Larsen
Multiple-aspect scattering (MAS) measurements
Buried waste in the seabed - Acoustical imaging and bio-toxicity. Results from the European SITAR project

Hefeng Dong, Jens Martin Hovem and Sven Arne Frivik
Estimation of shear wave velocity in seaflooR sediment by seismo-acoustic interface waves: a case study for geotechnical application
Theoretical and Computational Acoustics 2005

Erik Hellerud, Jan Erik Voldhaug and U. Peter Svensson
Perceptually Controlled Error Protection for Audio Streaming over IP Networks
International Conference on Digital Telecommunications

Nao Hodoshima, Takayuki Arai and U. Peter Svensson
The effect of a preprocessing approach improving speech intelligibility in reverberation considering a public-address system and room acoustics (Abstracts)
Journal of the Acoustical Society of America

Jens M. Hovem, Hefeng Dong and Xiukun Li
A forward model for geoacoustic inversion based on ray tracing and plane-wave reflection coefficients
Acoustic Sensing Techniques for the Shallow Water Environment-Inversion Methods and Experiments

Jens Martin Hovem and Hefeng Dong
PlaneRay: An underwater acoustic propagation model using ray tracing and plane wave reflection coefficients (Abstracts)
Journal of the Acoustical Society of America

Magne Arthur Larsen and Jens Martin Hovem
Geoacoustic inversion
Buried waste in the seabed - Acoustical imaging and bio-toxicity. Results from the European SITAR project

Lars Ole Løseth, Hans Magne Pedersen, Bjørn Ursin, Lasse Amundsen and Svein Ellingsrud
Low-frequency electromagnetic fields in applied geophysics: Waves or diffusion?
Geophysics

Inger Helene Moen and Hefeng Dong
Finite-difference modeling of scattering from shallow buried objects in sea floor (Abstracts)
Journal of the Acoustical Society of America

Ørjan Pedersen, Bjørn Ursin and Alexey Stovas
Wide-Angle Phase-Slowness Approximations in VTI Media (P186)
EAGE Vienna 2006. Opportunities in Mature Areas. Extended Abstracts & Exhibitors' Catalogue. 68th EAGE Conference & Exhibition, 12-15 June 2006. (elektronisk ressurs)

Thomas Røste, Alexey Stovas and Martin Landrø
Estimation of layer thickness and velocity changes using 4D prestack seismic data
Geophysics

Alexey Stovas and Martin Landrø
Seismic modelling from ultra-thin layered reservoirs
EAGE Vienna 2006. Opportunities in Mature Areas. Extended Abstracts & Exhibitors' Catalogue. 68th EAGE Conference & Exhibition, 12-15 June 2006. (elektronisk ressurs)

Alexey Stovas and Bjørn Ursin
Parameter estimation for a linear velocity function
Russian Geology and Geophysics

Alexey Stovas, Martin Landrø and Børge Arntsen
A sensitivity study based on 2D synthetic data from the Gullfaks Field, using PP and PS time-lapse stacks for fluid-pressure discrimination
Journal of Geophysics and Engineering

Alexey Stovas, Martin Landrø and Per Avseth
AVO attribute inversion for finely layered reservoirs
Geophysics

Bård Støfringsdal and U. Peter Svensson
Conversion of Discretely Sampled Sound Field Data to Auralization Formats
Journal of The Audio Engineering Society

U. Peter Svensson and Paul T. Calamia
Edge-diffraction impulse responses near specular- and shadow-zone boundaries
Acta Acustica united with Acustica

U. Peter Svensson and Bård Støfringsdal
Animations of different sound field decomposition methods (Abstracts)
Journal of the Acoustical Society of America

U. Peter Svensson and Paul T. Calamia
Edge diffraction in computer modeling of room acoustics (Abstracts)
Journal of the Acoustical Society of America

M. Tygel and Bjørn Ursin
Divergent and asymptotic nature of the time-offset Taner-Koehler series in reflection seismics - Discussion
Geophysics

Bjørn Ursin and Alexey Stovas
Traveltime approximations for a layered transversely isotropic medium
Geophysics

Helene Hafslund Veire, Hilde Grude Borgos and Martin Landrø
Stochastic inversion of pressure and saturation changes from time-lapse AVO data
Geophysics

Helene Hafslund Veire and Martin Landrø
Simultaneous inversion of PP and PS seismic data
Geophysics

M. Zakharia, Ph. Blondel, J. Dybedal, I. Karasalo, Jens Martin Hovem, A. Trucco, A. Robba and A. Caiti
Acoustical methods
Buried waste in the seabed - Acoustical imaging and bio-toxicity. Results from the European SITAR project

Paul T. Calamia and U. Peter Svensson
Time-domain edge-diffraction calculations near zone boundaries
Journal of the Acoustical Society of America

Stig-Kyrre Foss, Bjørn Ursin and Maarten V. de Hoop
Depth-consistent reflection tomography using PP and PS seismic data
Geophysics

Stig-Kyrre Foss, Maarten V. de Hoop and Bjørn Ursin
Linearized 2.5-dimensional parameter imaging inversion in anisotropic elastic media
Geophysical Journal International

Erik Hellerud, U. Peter Svensson and Andrew Perkis
Interaction between codec parameters and network for multimedia content
Proceedings of Norwegian Signal Processing Symposium 2005 (NORSIG-05)

Øyvind Kvam and Martin Landrø
Geophysics

Martin Landrø, P. Digranes and L.K. Strønen
Pressure depletion measured by time-lapse VSP
The Leading Edge

Anders Løvstad and U. Peter Svensson
Diffracted sound field from an ochestra pit
Acoustical Science and Technology

Anders Løvstad and U. Peter Svensson
Scale model measurements of an orchestra pit
Acoustical Science and Technology

Tarjei Malme, Martin Landrø and Rune Mittet
Overburden distortions - implications for seismic AVO analysis and time-lapse seismic
Journal of Geophysics and Engineering

Alberto F. Marsala and Martin Landrø
4D seismic physical simulator: Innovative monitoring of pore network fluid flooding under X-ray tomography
EAGE 67th Conference & Exhibition - Madrid, Spain, 13 - 16 June 2005

Ali Misaghi, Martin Landrø and Steen A. Petersen
Mapping chalk faults using 3D and 3D-3C VSP data - a field study from the Oseberg Field, North Sea
EAGE 67th Conference & Exhibition - Madrid, Spain, 13 - 16 June 2005

Thomas Røste, Alexey Stovas and Martin Landrø
Estimation of layer thickness and velocity changes using 4D prestack seismic data
EAGE 67th Conference & Exhibition - Madrid, Spain, 13 - 16 June 2005

Audun Solvang and U. Peter Svensson
Removal of spatial irrelevancy in 3D audio utilizing ambisonics and the continuity illusion
Proceedings of Norwegian Signal Processing Symposium 2005 (NORSIG-05)

Alexey Stovas and Martin Landrø
Effect of anisotropy and anelasticity on net-to-gross and fluid saturation estimation
EAGE 67th Conference & Exhibition - Madrid, Spain, 13 - 16 June 2005

Alexey Stovas and Martin Landrø
Fluid-pressure discrimination in anisotropic reservoir rocks - A sensitivity study
Geophysics

U. Peter Svensson
Reflections in computer modeling of rooms: Current approaches and possible extensions
Journal of the Acoustical Society of America

U. Peter Svensson
Numerical aspects of edge diffraction impulse responses
Acoustical Science and Technology

T Toverud and Bjørn Ursin
Comparison of seismic attenuation models using zero-offset vertical seismic profiling (VSP) data
Geophysics

Yuriy Tyapkin and Bjørn Ursin
Optimum stacking of seismic records with irregular noise
Journal of Geophysics and Engineering

Bjørn Ursin, Maarten V. de Hoop, Sverre Brandsberg-Dahl and Anders Sollid
Seismic angle migration
The Leading Edge

Bjørn Ursin, Maarten V. de Hoop, Stig-Kyrre Foss and Sverre Brandsberg-Dahl
Seismic angle tomography
The Leading Edge

Bjørn Ursin and Alexey Stovas
Generalized Dix equations for layered transversely isotropic medium
Geophysics

Stig-Kyrre Foss, Bjørn Ursin and Anders Sollid
A practical approach to PP seismic angle tomography
Geophysical Prospecting

Stig-Kyrre Foss and Bjørn Ursin
2.5D modelling, inversion and angle migration in anisotropic elastic media
Geophysical Prospecting

Martin Landrø and Jan Stammeijer
Quantitative estimation of compaction and velocity changes using 4D impedance and traveltime changes
Geophysics

Alexey Stovas and Bjørn Ursin
New travel-time approximations for a transversely isotropic medium
Journal of Geophysics and Engineering

Alexey Stovas and Martin Landrø
Optimal use of PP and PS time-lapse stacks for fluid-pressure discrimination
Geophysical Prospecting

Bjørn Ursin
Parameter inversion and angle migration in anisotropic elastic media
Geophysics

Sverre Brandsberg-Dahl, Bjørn Ursin and M.V. de Hoop
Seismic velocity analysis in the scattering/azimuth domain
Geophysical Prospecting

Sverre Brandsberg-Dahl, M.V. de Hoop and Bjørn Ursin
Focusing in dip and AVA compensation on scattering angle/azimuth common image gathers
Geophysics

Martin Landrø and Lars Kristian Strønen
4D study of fluid effects on seismic data in the Gullfaks Field, North Sea
Geofluids

Martin Landrø, Helene Hafslund Veire, Kenneth Duffaut and Nazih Najjar
Discrimination between pressure and fluid saturation changes from marine multicomponent time-lapse seismic data
Geophysics

Martin Landrø, HH Veire, K Duffaut and N Najjar
Discrimination between pressure and fluid saturation changes from marine multicomponent time-lapse seismic data
Geophysics

A. Sollid and Bjørn Ursin
Scattering-angle migration of OBS data in weakly anisotropic media
Geophysics

Anders Sollid and Bjørn Ursin
Scattering-angle migration of ocean-bottom seismic data in weakly anisotropic media
Geophysics

Alexey Stovas and Bjørn Ursin
Reflection and transmission responses of layered transversely isotropic visco-elastic media
Geophysical Prospecting

Bjørn Ursin and Ketil Hokstad
Geometrical spreading in a layered transversely isotropic medium with vertical symmetry axis
Geophysics

Bjørn Ursin, Christian Bauer, H. Zhao and Christine Fichler
Combined seismic inversion and gravity modelling of a shallow anomaly in the southern Barents Sea
Geophysics

Bjørn Ursin and K Hokstad
Geometrical spreading in a layered transversely isotropic medium with vertical symmetry axis
Geophysics

Hefeng Dong, Christian Madshus, Amir M. Kaynia, Jens Martin Hovem and Lars R. Hole
Study of Sound propagation over range-dependent and topographic ground by finite difference model
Journal of Sound and Vibration

Alfhild Lien Eide, Henning Omre and Bjørn Ursin
Prediction of reservoir variables based on seismic data and well observations
Journal of the American Statistical Association

N. Ettrich, A. Sollid and Bjørn Ursin
Out-of-plane geometrical spreading in anisotropic media
Geophysical Prospecting

Lin Fa, John P. Castagna, Jens Martin Hovem and Daqun Dong
An acoustic-logging transmission-network model
Journal of the Acoustical Society of America

Martin Landrø
Uncertainties in quantitative time-lapse seismic analysis
Geophysical Prospecting

Nam H. Pham, José M. Carcione, Hans B. Helle and Bjørn Ursin
Wave velocities and attenuation of shaley sandstones as a function of pore pressure and partial saturation
Geophysical Prospecting

Bjørn Ursin and Tommy Toverud
Comparison of seismic dispersion and attenuation models
Studia Geophysica et Geodaetica

Bjørn Ursin and Alexey Stovas
Reflection and transmission responses of a layered isotropic visco-elastic medium
Geophysics

Arild Buland and Martin Landrø
The impact of common-offset migration on porosity estimation by AVO inversion
Geophysics

Håkon Fossen, Jonny Hesthammer and Martin Landrø
Use and abuse of seismic data in reservoir characterisation
Marine and Petroleum Geology

Hans B. Helle, Alpana Bhatt and Bjørn Ursin
Porosity and permeability prediction from wireline logs using artificial neural networks: a North Sea case study
Geophysical Prospecting

Jens Martin Hovem, Hefeng Dong and Oddvar Lotsberg
Analysis and Processing of received signals in boreholes
Journal of Computational Acoustics

Martin Landrø, Eilert Hilde, Odd Arve Solheim, Per Digranes and Lars Kristian Strønen
Time-lapse seismic as a complementary tool for in-fill drilling
Journal of Petroleum Science and Engineering

Martin Landrø, Lars Kristian Strønen and Per Digranes
Mapping Reservoir pressure and saturation changes using seismic methods - possibilities and limitations
First Break

Martin Landrø
Discrimination between pressure and fluid saturation changes from time-lapse seismic data
Geophysics

J. Schleicher, Martin Tygel, N. Bleistein and Bjørn Ursin
The Kirchhoff-Helmholtz integral for anisotropic elastic media
Wave motion

Alexey Stovas and Bjørn Ursin
Second-order approximations of the reflection and transmission coefficients between two visco-elastic isotropic media
Journal of Seismic Exploration

Rendell R. Torres, U. Peter Svensson and Mendel Kleiner
Computation of edge diffraction for more accurate room acoustics auralization
Journal of the Acoustical Society of America

Kent Andorsen and Martin Landrø
Source signature variations versus repeatability - a study based on a zero-offset VSP experiment
Journal of Seismic Exploration

Emmanuel Causse and Bjørn Ursin
Viscoacoustic reverse-time migration
Journal of Seismic Exploration

Hefeng Dong, Armir Kaynia, Christian Madshus and Jens Martin Hovem
Sound propagation over layered poro-elastic ground using a finite- difference model
Journal of the Acoustical Society of America

Kenneth Duffaut, Trine Alsos, Martin Landrø, Hege Rognø and Nazih Al-Najjar
Shear-wave elastic impedance
The Leading Edge

Lars Hoff, Per C. Sontum and Jens Martin Hovem
Oscillations of polymeric microbubbles: Effect of the encapsulating shell
Journal of the Acoustical Society of America

Martin Landrø
Source signature determination by inversion of ministreamer data
The Leading Edge

Milton J. Porsani and Bjørn Ursin
Mixed-phase deconvolution and wavelet estimation
The Leading Edge

Bjørn Ursin and Milton Porsani
Estimation of an optimal mixed-phase inverse filter
Geophysical Prospecting

Emmanuel Causse and Bjørn Ursin
Asymptotic error analysis of constant-velocity viscoacoustic migration
Geophysics

Emmanuel Causse, Rune Mittet and Bjørn Ursin
Preconditioning of full-waveform inversion in viscoacoustic media
Geophysics

Bjørn Olav Ekren and Bjørn Ursin
True-amplitude frequency-wavenumber constant-offset migration
Geophysics

Martin Landrø, Odd Arve Solheim, Eilert Hilde, Bjørn Olav Ekren and Lars Kristian Strønen
The Gullfaks 4D seismic study
Petroleum Geoscience

Martin Landrø
Repeatability issues of 3-D VSP data
Geophysics

Guochun Lu, Bjørn Ursin and Jan Lutro
Model-based removal of water-layer multiple reflections
Geophysics

Lars Kristian Strønen, Per Digranes, Odd Arve Solheim, Oscar Kelder, Eilert Hilde and Martin Landrø
Integration of time-lapse seismic in the reservoir management of the Gullfaks Field, Norhtern North Sea
Journal of Seismic Exploration

Martin Tygel and Bjørn Ursin
Weak-contrast edge and vertex diffractions in anisotropic elastic media
Wave motion

Nils E. Bakke and Bjørn Ursin
Thin-bed AVO effects
Geophysical Prospecting

Ketil Hokstad, Rune Mittet and Martin Landrø
Elastic reverse time migration of marine walkaway vertical seismic profiling data
Geophysics

Robert Laws, Martin Landrø and Lasse Amundsen
An experimental comparison of three direct methods of marine source signature estimation
Geophysical Prospecting

Milton J. Porsani and Bjørn Ursin
Mixed-phase deconvolution
Geophysics

Martin Landrø, Jan Langhammer and James Martin
Damping of secondary bubble oscillations for towed air guns with a screen
Geophysics

Amélia Novais, Lucio T. Santos, Martin Tygel and Bjørn Ursin
A unified Born-Kirchhoff representation for acoustic media
Journal of Seismic Exploration

Bjørn Ursin
Methods for estimating the seismic reflection response
Geophysics

Bjørn Ursin and Martin Tygel
Reciprocal volume and surface scattering integrals for anisotropic elastic media
Wave motion

Arild Buland, Martin Landrø, Mona Andersen and Terje Dahl
AVO inversion of Troll field data
Geophysics

Ketil Hokstad, Martin Landrø and Rune Mittet
Estimation of effective source signatures from marine VSP data
Geophysical Prospecting

Jan Langhammer and Martin Landrø
High-speed photography of the bubble generated by an airgun
Geophysical Prospecting

Oddvar Lotsberg, Jens Martin Hovem and Bård Aksum
Experimental observation of subharmonic oscillations in Infoson bubbles
Journal of the Acoustical Society of America

L.T. dos Santos, Bjørn Ursin and Martin Tygel
Razlo#vzenie volnovogo polja v rjad v slu#vcae stratificirovannogo fljuida
Geologiâ i geofizika (Soviet Geology and Geophysics)

Sergei A. Shapiro, Peter Hubral and Bjørn Ursin
Reflectivity/transmissivity for one-dimensional inhomogeneous random elastic media : dynamic-equivalent-medium approach
Geophysical Journal International

Bjørn Ursin and Geir U. Haugen
Weak-contrast approximation of the elastic scattering matrix in anisotropic media
Pure and Applied Geophysics (PAGEOPH)

Bjørn Ursin and Geir U. Haugen
Weak-contrast approximation of the elastic scattering matrix in anisotropic media
Pure and Applied Geophysics (PAGEOPH)

Bjørn Ursin, Joao B. de Matos Neto and Milton J. Porsani
Seismic reflection estimation with coloured noise
Journal of Seismic Exploration

Bjørn Ursin and Egil Tjåland
The information content of the elastic reflection matrix
Geophysical Journal International

Bjørn Ursin, Bjørn Olav Ekren and Egil Tjåland
Linearized elastic parameter sections
Geophysical Prospecting

Jens M. Hovem
Acoustic waves in finely layered media
Geophysics

Martin Landrø, Arild Buland and Rick DAngelo
Target-oriented AVO inversion of data from Valhall and Hod fields
The Leading Edge

Jan Langhammer, Martin Landrø, James Martin and Eivind Berg
Air-gun bubble damping by a screen
Geophysics

R. Pestana, R.D. Chaves and Bjørn Ursin
Migra#,c#~ao de ondas planas em meios lateralmente heterog#^eneso
Revista Brasileira de Geofisica

Bjørn Ursin and Bjørn Olav Ekren
Robust AVO analysis
Geophysics

Martin Landrø, Roger Sollie, Lasse Amundsen, Eivind Berg and Jan Langhammer
Source signature determination from ministreamer data
Geophysics

Bixing Zhang, Hefeng Dong and Kexie Wang
Multpole sources in a fluid-filled borehole surrounded by a transversely isotropic elastic solid
Journal of the Acoustical Society of America

Børge Arntsen and Bjørn Ursin
Estimation of reflection coefficients from zero-offset field data
Geophysics

Martin Landrø and Roger Sollie
Source signature determination by inversion
Geophysics

Martin Landrø, Gitta Zaalberg-Metselaar, Brynjulf Owren and Svein Vaage
Modeling of water-gun signatures
Geophysics

Jan Langhammer and Martin Landrø
Experimental study of viscosity effects on air-gun signatures
Geophysics

Jan Langhammer and Martin Landrø
Temperature effects on airgun signatures
Geophysical Prospecting

Bjørn Ursin and Egil Tjåland
The accuracy of linearized elastic parameter estimation
Journal of Seismic Exploration

Terje Dahl and Bjørn Ursin
Non-linear AVO inversion for a stack of anelastic layers
Geophysical Prospecting

Martin Landrø
Modelling of GI gun signatures
Geophysical Prospecting

Bjørn Ursin and Terje Dahl
Seismic reflection amplitudes
Geophysical Prospecting

Jan Helgesen and Martin Landrø
Estimation of elastic parameters from AVO effects in tau-p domain
Geophysical Prospecting

Martin Landrø, Sverre Strandenes and Svein Vaage
Use of nearfield measurements to compute far-field marine source signatures - Evaluation of the method
First Break

Sigurd Saue and Jan Tro
MIDI-based analysis of music performance
Studia Musicologica Norvegica

Martin Landrø and Bjørn Ursin
Detection of zero-offset seismic reflections
First Break

Martin Landrø, Kjell Mork and Haakon Olsen
Radiative Correction to Neutral Boson Production in Virtual Photon Collisions
Physics Letters B

Børge Arntsen and Bjørn Ursin
Ccomputation of zero-offset vertical . seismic profiles including geometrical spreading and absorption
Geophysical Prospecting