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Showing results 1-50 of 231 << Previous 1 2 3 4 5    Next >>

2024
1 Xue, Guoqiang; Yin, Changchun; Macnae, James; Gelius, Leiv-J.; Hu, Xiangyun.
Geophysics for critical minerals - Introduction. Geophysics 2024 ;Volume 89.(1) p. WBI-
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2 Zizi, Mohammed Outhmane Faouzi; Turquais, Pierre; Day, Anthony; Pedersen, Morten W.; Gelius, Leiv-J..
Low-frequency seismic deghosting in a compressed domain using parabolic dictionary learning. Geophysical Prospecting 2024 p. -
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2023
3 Thorkildsen, Vemund Stenbekk; Gelius, Leiv-J..
Electromagnetic resolution - a CSEM study based on the Wisting oil field. Geophysical Journal International 2023 ;Volume 233.(3) p. 2124-2141
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4 Thorkildsen, Vemund Stenbekk; Gelius, Leiv-J..
Resolution enhancement of 2D controlled-source electromagnetic images by use of point-spread function inversion. Frontiers in Earth Science 2023 ;Volume 11. p. -
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5 Wang, Yanfei; Yagola, A.G.; Gelius, Leiv-J..
Editorial: Advances in geophysical inverse problems. Frontiers in Earth Science 2023 ;Volume 11. p. -
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6 Zizi, Mohammed Outhmane Faouzi; Turquais, Pierre; Day, Anthony; Pedersen, Morten W.; Gelius, Leiv-J..
Dual-sensor wavefield separation in a compressed domain using parabolic dictionary learning. Geophysical Prospecting 2023 ;Volume 71.(5) p. 792-810
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2022
7 Corseri, Romain; Planke, Sverre; Gelius, Leiv Jacob; Faleide, Jan Inge; Senger, Kim; Abdelmalak, Mohamed Mansour.
Magnetotelluric image of a hyper-extended and serpentinized rift system. Earth and Planetary Science Letters 2022 ;Volume 602. p. -
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8 Sun, Jing; Hou, Song; Vinje, Vetle; Poole, Gordon; Gelius, Leiv-J..
Deep learning-based shot-domain seismic deblending. Geophysics 2022 ;Volume 87.(3) p. 215-226
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9 Xue, Junjie; Cheng, Jiuolong; Gelius, Leiv-J.; Wu, Xing; Zhao, Yang.
Full Waveform Inversion of Transient Electromagnetic Data in the Time Domain. IEEE Transactions on Geoscience and Remote Sensing 2022 ;Volume 60.
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2021
10 Corseri, Romain; Planke, Sverre; Faleide, Jan Inge; Senger, Kim; Gelius, Leiv-J.; Johansen, Ståle Emil.
Opportunistic magnetotelluric transects from CSEM surveys in the Barents Sea. Geophysical Journal International 2021 ;Volume 227.(3) p. 1832-1845
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11 Greiner, Thomas Larsen; Lie, Jan Erik; Kolbjørnsen, Odd; Evensen, Andreas Kjelsrud; Nilsen, Espen Harris; Zhao, Hao; Demyanov, Vasily; Gelius, Leiv-J.
Unsupervised deep learning with higher-order total-variation regularization for multidimensional seismic data reconstruction. Geophysics 2021 ;Volume 87.(2) p. 59-73
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12 Hlebnikov, Volodya; Elboth, Thomas; Vinje, Vetle; Gelius, Leiv-J..
Noise types and their attenuation in towed marine seismic: A tutorial. Geophysics 2021 ;Volume 86.(2) p. -
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13 Jensen, Kristian; Lecomte, Isabelle Christine; Gelius, Leiv-J.; Kaschwich, Tina.
Point-spread function convolution to simulate prestack depth migrated images: A validation study. Geophysical Prospecting 2021 ;Volume 69.(8-9) p. 1571-1590
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14 Thorkildsen, Vemund Stenbekk; Gelius, Leiv-J.; Robinson, Enders A..
Revisiting holistic migration. The Leading Edge 2021 ;Volume 40.(10) p. 768-777
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2020
15 ; Rathy, Sanchya.
Separation of Diffractions from Reflections by the Double Square Root Operator.. : UiO 2020 120 p.
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16 Greiner, Thomas Larsen; Hlebnikov, Volodya; Lie, Jan Erik; Kolbjørnsen, Odd; Kjeldsrud Evensen, Andreas; Harris Nilsen, Espen; Vinje, Vetle; Gelius, Leiv-J..
Cross-streamer wavefield reconstruction through wavelet domain. Geophysics 2020 ;Volume 85.(6) p. V457-V471
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17 Shantsev, Daniil; Nerland, Elias A; Gelius, Leiv-J.
Time-lapse CSEM: how important is survey repeatability?. Geophysical Journal International 2020 ;Volume 223.(3) p. 2133-2147
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18 Sun, Jing; Slang, Sigmund; Elboth, Thomas; Greiner, Thomas Larsen; McDonald, Steven; Gelius, Leiv-J..
A convolutional neural network approach to deblending seismic data. Geophysics 2020 ;Volume 85.(4) p. WA13-WA26
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19 Zhao, Hao; Hlebnikov, Volodya; Harris Nilsen, Espen; Kjeldsrud Evensen, Andreas; Greiner, Thomas Larsen; Lie, Jan Erik; Gelius, Leiv-J..
Kinematic wavefield attributes based multidimensional prestack data reconstruction. I: SEG Technical Program Expanded Abstracts 2020. : SEG 2020 ISBN 0-7251-7173-1. p. 3304-3308
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2019
20 Greiner, Thomas Larsen; Kolbjørnsen, Odd; Lie, Jan Erik; Harris Nilsen, Espen; Kjeldsrud Evensen, Andreas; Gelius, Leiv-J..
Cross-streamer wavefield interpolation using deep convolutional networks. I: SEG Technical Program Expanded Abstracts 2019. USA: SEG 2019 ISBN 0916160009. p. 2207-2211
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21 Greiner, Thomas Larsen; Kolbjørnsen, Odd; Lie, Jan Erik; Nilsen, Espen Harris; Evensen, Andreas Kjelsrud; Gelius, Leiv-J..
Cross-streamer wavefield interpolation using deep convolutional neural network. Annual Meeting 2019 - Society of Exploration Geophysicists; 2019-09-15 - 2019-09-20
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22 Hlebnikov, Volodya; Elboth, Thomas; Vinje, Vetle; Gelius, Leiv-J..
Onboard de-noise processing for improved towed marine seismic acquisition efficiency. I: SEG Technical Program Expanded Abstracts 2019. USA: SEG 2019 ISBN 0916160009. p. 47-51
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23 Losnedahl, Sander Wågenes; Orji, Okwudili Chuks; Gelius, Leiv-J.; Sollner, Walter.
Marine vibrator: Source wavefield modeling. I: SEG Technical Program Expanded Abstracts 2019. USA: SEG 2019 ISBN 0916160009. p. 3864-3868
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24 Losnedahl, Sander Wågønes.
Marine Vibrators: Synthetic Data Study. : UiO 2019 92 p.
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25 Slang, Sigmund.
Attenuation of Seismic Interference Noise with Convolutional Neural Networks. : UiO 2019 144 p.
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26 Slang, Sigmund; Sun, Jing; Elboth, Thomas; McDonald, Steven; Gelius, Leiv-J..
Using Convolutional Neural Networks for Denoising and Deblending of Marine Seismic Data. EAGE Expanded Abstracts 2019
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27 Sun, Jing; Slang, Sigmund; Elboth, Thomas; Greiner, Thomas Larsen; McDonald, Steven; Gelius, Leiv-J..
Attenuation of marine seismic interference noise employing a customized U‐Net. Geophysical Prospecting 2019 ;Volume 68.(3) p. 845-871
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28 Thorkildsen, Vemund Stenbekk.
Separation of diffractions by diffraction-stacking and Plane-Wave Destruction filtering. : UiO 2019 109 p.
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29 Waldeland, Anders U.; Coimbra, T.A.; Faccipieri, J. H.; Solberg, Anne H Schistad; Gelius, Leiv-J..
Fast estimation of prestack Common Reflection Surface parameters. Geophysical Prospecting 2019 ;Volume 67.(5) p. 1163-1183
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30 Zhao, Hao; Gelius, Leiv-J.; Tygel, Martin; Harris Nilsen, Espen; Kjelsrud Evensen, Andreas.
3D Prestack Fourier Mixed-Domain (FMD) depth migration for VTI media with large contrasts. Journal of Applied Geophysics 2019 ;Volume 168. p. 118-127
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2018
31 Coimbra, T.A.; Faccipieri, J. H.; Speglich, J.H.; Gelius, Leiv-J.; Tygel, M.
Enhancement of diffractions in prestack domain by means of a finite-offset double-square-root traveltime. Geophysics 2018 ;Volume 84.(1) p. V81-V96
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32 Gelius, Leiv-J..
Presentation of geophysical research activities at the University of Oslo. Invited presentation at Petrobras, Rio de Janeiro, Brazil; 2018-10-25 - 2018-10-26
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33 Grønhaug, Elise.
Investigate noise attenuation by slope-preserving filtering. : UiO 2018 88 p.
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34 Shantsev, Daniil; Babakhani, A.; Gelius, Leiv-J.; Nerland, E.A..
How Repeatable 4D CSEM Surveys Need To Be?. Marine Acquisition Workshop; 2018-08-22 - 2018-08-24
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35 Shantsev, Daniil; Nerland, E.A.; Babakhani, Amir; Gelius, Leiv-J..
Relaxed repeatability requirements for 4D marine CSEM: Inversion study.. I: SEG Technical Program Extended Abstract 2018. : SEGEAB 2018 ISBN 978-5-8670-8577-3. p. 934-938
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36 Turquais, Pierre; Asgedom, Endrias Getachew; Sollner, Walter; Gelius, Leiv-J..
Parabolic Dictionary Learning for Seismic Wavefield Reconstruction Across the Streamers. Geophysics 2018 ;Volume 83.(4) p. V263-V282
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37 Turquais, Pierre.
Dictionary learning and sparse representations for denoising and reconstruction of marine seismic data. : Unipub UiO 2018 145 p.
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38 Tømmerbakke, Ronny; Johansen, Tor Arne; Gelius, Leiv-J.; Ruud, Bent Ole.
Ensemble Empirical Mode Decomposition in X-T domain: A novel approach to improve data quality in seismic acquisition on sea-ice.. ARCEx Årskonferanse; 2018-10-09 - 2018-10-11
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39 Tømmerbakke, Ronny; Johansen, Tor Arne; Ruud, Bent Ole; Gelius, Leiv-J..
Flexural Wave Attenuation in X-T Domain by Complementary Ensemble Empirical Mode Decomposition.. AGU 2018 Fall Meeting; 2018-12-09 - 2018-12-14
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40 Waldeland, Anders U..
Seismic image analysis for applications related to iterative 3D velocity model building. : Unipub UiO 2018 128 p.
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41 Waldeland, Anders Ueland; Jensen, Are Charles; Gelius, Leiv-J.; Solberg, Anne H Schistad.
Convolutional neural networks for automated seismic interpretation. The Leading Edge 2018 ;Volume 37.(7) p. 529-537
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42 Waldeland, Anders Ueland; Zhao, Hao; Faccipieri, J. H.; Solberg, Anne H Schistad; Gelius, Leiv-J..
Fast and robust common-reflection-surface parameter estimation. Geophysics 2018 ;Volume 83.(1) p. O1-O13
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2017
43 Zhao, Hao; Gelius, Leiv-J.; Tygel, Martin.
Pre-stack Fourier Mixed-Domain (FMD) Depth Migration. Lofoten-seminaret i petroleumsgeofysikk; 2017-08-15 - 2017-08-18
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2016
44 Faccipieri, J. H.; Coimbra, T.A.; Gelius, Leiv-J.; Tygel, M..
Stacking apertures and estimation strategies for reflection and diffraction enhancement. Geophysics 2016 ;Volume 81.(4) p. V271-V282
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45 Gebregergs, Hagos G..
Compensation of absorption effects in seismic data. : UiO 2016 95 p.
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46 Ordonez, Alba; Sollner, Walter; Kluver, T.; Gelius, Leiv-J..
Subsurface reflectivity estimation from imaging of primaries and multiples using amplitude-normalized separated wavefields. Geophysics 2016 ;Volume 81.(3) p. S101-S117
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47 Ordonez, Alba.
Subsurface imaging using multiples from amplitude-normalized separated wavefields: Application to marine towed-streamer data. Oslo: Unipub, UiO 2016 121 p.
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48 Pedersen, H M; Gelius, Leiv-J.; Stamnes, J J.
Numerical and Physical Modeling of Diffractions. I: Seismic Difraction. : Society of Exploration Geophysicists (SEG) 2016 ISBN 9781560803171.
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2015
49 Babakhani, Amir.
Repeatabiliy and Detectability Requirements for 4D CSEM surveys. : UiO 2015 111 p.
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50 Chen, Wei-Ying; Xue, G.Q.; Muhammad, Younis Khan; Gelius, Leiv-J.; Zhou, Nan-Nan; Li, Hai; Zhong, Hua-Sen.
Application of Short-Offset TEM (SOTEM) Technique in Mapping Water-Enriched Zones of Coal Stratum, an Example from East China. Pure and Applied Geophysics (PAGEOPH) 2015 ;Volume 172.(6) p. 1643-1651
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