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Technical articles

Our clients and EMGS employees have published many technical papers since 2002.
Year Title Author
2018 Comparison of TTI and VTI 3D Inversion of CSEM Data K.R. Hansen* (EMGS), M. Panzner (EMGS), D. Shantsev (EMGS), K. Mohn (MultiClient Geophysical)
2018 Seismic Inversion for a Smooth Velocity Model Using a Wave to Diffusion Transform R. Mittet* (EMGS)
2018 Data Driven Initial Model Estimation with Application to Marine CSEM Data R. Mittet* (EMGS)
2018 Relaxed repeatability requirements for 4D marine CSEM: inversion study Shantsev*, Nerland (EMGS), Babakhani, Gelius (University of Oslo)
2017 Large-scale 3-D EM modelling with a Block Low-Rank multifrontal direct solver Daniil Shantsev, Piyoosh Jaysaval, Sebastien de la Kethulle de Ryhove, P. R. Amestoy, A. Buttari,J-Y L’Excellent, T. Mary
2016 An Electrical Rock Physics Framework Daniel Baltar, Neville Barker, EMGS; Matthew Carr, Christopher Schidt, QI Petrophysics
2016 A modeling study of augmenting coarse-grid 3D CSEM with data from a towed receiver array Jan Petter Morten, Jean-Michael Poudroux, Rune Mittet
2016 Integrated seismic and electromagnetic model building applied to improve subbasalt depth imaging in the Faroe-Shetland basin Martin Panzner, Jan Petter Morten, Wiktor Waldemar Weibull, Børge Arntsen
2016 3D CSEM data inversion using Newton and Halley class methods Manuel Amaya, K.R. Hansen, Jan Petter Morten
2016 A low-rank approximation for large-scale 3D controlled-source Manuel Amaya, Jan Petter Morten, Linus Boman
2016 Fully anisotropic 3-D EM modelling on a Lebedev grid with a multigrid pre-conditioner Piyoosh Jaysaval, Daniil V. Shantsev, Sebastien de la Kethulle de Ryhove and Tarjei Bratteland
2016 Full-Jacobian Gauss-Newton 3D marine magnetotelluric inversion S´ebastien de la Kethulle de Ryhove, Rune Mittet
2016 TTI inversion of marine CSEM data K. R. Hansen, M. Panzner, D. Shantsev, R. Mittet
2016 Comparing large-scale 3D Gauss-Newton and BFGS CSEM inversions K.Nguyen(Statoil), J.I. Nordskag(Statoil), T. Wiik(Statoil), A.K.Bjørke, L.Boman, O.M.Pedersen, J.Robaudo, R.Mittet
2015 Rigorous interpolation near tilted interfaces in 3-D finite-difference EM modelling Daniil Shantsev, Frank A. Maaø
2015 Seismic wave propagation concepts applied to the interpretation of marine controlled-source electromagnetics Rune Mittet
2015 Many hands make light work Karyna Rodriguez, Dan Negri, Neil Dyer, Håkon T. Pedersen
2015 Sub-basalt exploration in the Kutch-Saurashtra basin using EM Deepankar Borgohain, Krishna Kumar, UG Marathe, Pradipta Mishra, Deepak Kumar
2015 Marking the edge of reservoir with new approach of processing & Inversion algorithm Deepak Kumar et al
2015 A geologically constrained basis for global inversion of CSEM data using a dynamic number of parameters O.J. Skrede, J.P. Morten, L. Boman
2015 Investigation of a mid crustal conductor in the NGR inferred from magnetotelluric data R. Corseri, K. Senger, S. Planke, D. Maharjan, C.B. Pedersen
2015 Robust and Fast Data-Driven MT Processing V. Markhus, M. Calvert, L. Uri, C. Twarz
2015 Exploring sub-basalt with EM constrained velocity model Krishna Kumar, Martin Panzner, Deepak Kumar, Deepankar Borgohain
2015 Efficient 3D CSEM modelling using an exponential finite-difference method Piyoosh Jaysaval, Daniil V. Shantsev, Sebastien de la Kethulle de Ryhove
2015 Augmenting coarse-grid 3D CSEM with data from a towed-receiver array Jan Petter Moten, Jean-Michael Poudroux, Rune Mittet
2014 Channel play in Foz do Amazonas – exploration and reserve estimate using regional 3D CSEM Håkon T. Pedersen, Mike Hiner
2014 Fast multimodel finite-difference controlled-source electromagnetic simulations based on a Schur complement approach Piyoosh Jaysaval, Daniil Shantsev, Sébastien de la Kethulle de Ryhove
2014 Efficient computation of approximate low-rank Hessian for 3D CSEM inversion Manuel Amaya et al
2014 Sub-basalt imaging in the Faroe-Shetland Basin using CSEM&MT data to constrain the velocity model Martin Panzner et al
2014 Electro-Magnetic Sensitivity in the Bengal Basin: Implications for Exploration in Myanmar, Bangladesh and NE India Allan J Filipov, Robert Dilindi, Magne Drage
2014 The impact of CSEM on exploration decisions and seismic: two case studies from the Barents Sea Stein Fanavoll, Pål T Gabrielsen, Svein Ellingsrud
2014 Integration of seismic, CSEM and well data in the Perdido basin, Gulf of Mexico Philippe Nivlet, Luis Sanchez Perez, Jose Antonio Escalera Alcocer, Jose Trinidad Martinez Vazquez
2014 Avoiding dry wells in the Barents Sea Vincent Vieugue
2014 Coming to Terms with Sub-Salt & Basalt - The Role of CSEM Peyman Moghaddam
2014 Creating Exploration Success in the GoM EMGS
2014 EM at the Centre of the Exploration Workflow PETEX
2014 Value of CSEM data at low signal-to-noise ratios D.V. Shantsev, P.T. Gabrielsen, B.T. Lucien Tah, V. Markhus
2013 Reducing uncertainty by integrating 3D CSEM in the Mexican deep-water exploration workflow (copyright First Break) Alcocer, Garcia, Soto, Baltar, Paramo, Gabrielsen, Roth
2013 The marine controlled-source electromagnetic method in shallow water (copyright Geophysics) Rune Mittet, Jan Petter Morten
2013 Decomposition in upgoing and downgoing fields and inversion of marine CSEM data Rune Mittet, Pål Gabrielsen
2013 Efficient 3D MT Inversion Using Finite-difference Time-domain Modelling S. de la Kethulle de Ryhove, J.P. Morten, K. Kumar
2013 Looking Through the Haze - How CSEM Can Improve Reservoir Imaging where Seismic Struggles S. Chakraborty, M. Choo, H.T. Pedersen
2013 Improved Resolution Salt Imaging from 3D CSEM Anisotropic Inversion J.P. Morten, C. Twarz, V. Valente Ricoy-Paramo, S. Sun
2013 Marine CSEM in rough bathymetry Daniil Shantsev, Lina Uri, Erlend Bjørdal, Martin Hansen
2013 Exploring frontier areas using 2D seismic and 3D CSEM data, as exemplified by multi-client data Pål T. Gabrielsen, Peter Abrahamson, Martin Panzner, Stein Fanavoll, Svein Ellingsrud
2013 First results from a Brazilian mCSEM calibration campaign Lars Lorenz, Håkon T. Pedersen, Marco Polo Buonora
2012 Salt flank exploration - 3D CSEM imaging in the SEAM model Jan Petter Morten, Krishna Kumar
2012 Surface-towing versus deep-towing in Marine CSEM Daniil Shantsev, Friedrich Roth, Håvard Ramsfjell
2012 Detection and imaging sensitivity of the marine CSEM method Rune Mittet, Jan Petter Morten
2012 Optimizing EM data acquisition for continental shelf exploration ND Barker, JP Morten, DV Shantsev
2010 Geophysical issues and challenges in Malay and adjacent basins from EnP perspective Ghosh et al
First results from a Brazilian mCSEM calibration campaign Lars Lorenz, Håkon T. Pedersen, Marco Polo Buonora
What is the biggest challenge facing the global offshore oil and gas industry in 2015? EMGS


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