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==== Articles ==== | ==== Articles ==== | ||
- | + | === 2015 === | |
- | - B. Abbad and B. Ursin, 2009, Automatic nonhyperbolic velocity analysis, Geophysics,74, U1-U12,[[http:// | + | - Grude, S., J. Dvorkin |
- | - M. Alerini | + | - Haavik K. E. and M. Landrø, 2015, Variable source depth acquisition |
- | - A.E. Malcolm, B. Ursin, | + | - Kiær, |
- | - M.A. Ayzenberg, A.M. Ayzenberg and B. Ursin, 2009, Tip-wave superposition method with effective reflection | + | - Landrø, M., 2015, Aspect ratio histograms of 3D ellipsoids |
- | - Dadashpour M., Echeverria-Ciaurri | + | - Liu Y., D. Draganov, K. Wapenaar and B. Arntsen, 2015, Retrieving virtual reflection responses at drill-bit positions using seismic |
- | - Vivas, F.A., Pestana, R.C., and Ursin, B., 2009, A new stabilized least-squares imaging condition, Journal | + | - Raknes, E.B., B. Arntsen |
- | - Ayzenberg, M., Tsvankin, I., Aizenberg, A., and Ursin, | + | - Raknes, E.B, W. Weibull |
- | - Tyapkin, Y., Ursin, | + | - Hao, Q., A.Stovas |
- | - Pedersen, Ø., Brandsberg-Dahl, | + | - Hao, Q. and A.Stovas, 2015, The offset-midpoint traveltime pyramid in TTI media, Geophysical Prospecting, |
- | - Alassi, H.T.I., Holt, R.M., and Landrø, M., 2010, Relating 4D seismics to reservoir geomechanical changes using a discrete element approach, Geophysical Prospecting, | + | |
- | - Skopintseva, L., and Stovas, A. 2010, Overburden dependent AVA inversion, | + | === 2014 === |
- | - Fomel, S., and Stovas, | + | - Stovas, A., and T.Alkhalifah, 2014, Analytical approximations of diving wave imaging in constant gradient medium, Geophysics |
- | - Stovas, A., and Roganov, Yu., 2010, Scattering versus intrinsic attenuation in periodically layered media, Journal of Geophysics and Engineering, 7, 135-142,[[http://dx.doi.org/10.1088/1742-2132/7/2/003|pdf]] | + | - Roganov, Yu., and A.Stovas, 2014, Low-frequency normal wave propagation in a periodically layered medium with weak-contrast in elastic properties, Geophysical Prospecting (Early view). |
- | - Mehdi Zadeh, H., Srivastava, R.P., Vedanti, N. and Landrø, M., 2010, Seismic monitoring | + | - Hao, Q. and A.Stovas, 2014, 111Equation Chapter 1 Section 1 P-wave diffraction and reflection traveltimes for a homogeneous 3D DTI model, Journal of Seismic Exploration, 23(5), 405-429. [[https://www.researchgate.net/profile/Qi_Hao6/ |
- | - Porsani, M.J., Silva, M.G., Melo, P.E.M., and Ursin, B., 2010, SVD filtering applied | + | - Roganov, Yu., Stovas, A., and Yu.Roganov, 2014, Analysis |
- | - Nag, S., Alerini, M., and Ursin, B., 2010, PP/PS anisotropic stereotomography, | + | - Pigulevskiy, P., Nikitash, L., and A.Stovas, 2014, On the role of potential methods |
- | - Wang, S., de Hoop, M.V., and Ursin, B., 2010, Illumination analysis | + | - Favretto-Cristini, N., Tantsereva, A., Cristini, P., Ursin, B., Komatitsch, D., and A.M. Aizenberg, 2014, Numerical modeling |
- | - Duffaut, K., Landrø, M. and Sollie, R., 2010, Using Mindlin theory to model friction-dependent shear modulus | + | - Ursin, B., Favretto-Cristini, N., and Cristini, P., 2014, Fresnel volume and interface Fresnel zone for reflected and transmitted waves from a curved interface |
- | - Misaghi, A., Hegabhan, S., Landrø, M. and Javaherian, A., 2010, A comparison of rock physics models for fluid substitution in carbonate rocks, Exploration | + | - Ursin, B., Silva, M.G., and Porsani, M.J., 2014, Signal and traveltime parameter estimation using singular value decomposition. |
- | - Tempone, P., Fjær, E. and Landrø, M., 2010, Improved solution of displacements due to a compacting reservoir over a rigid basement. Applied Mathematical Modelling, 34, 3352-3362, | + | - Raknes, E.B., Weibull, W. and Arntsen, B., 2014, Elastic velocity analysis and time-lapse |
- | - Evensen, A.K. and Landrø, M., 2010, Time-lapse | + | - Weibull, W. and Arntsen, B., 2014, Reverse-time demigration using the extended imaging condition, Geophysics, |
- | | + | - Weibull, W., and B. Arntsen, 2014, Anisotropic migration velocity analysis using reverse-time migration, Geophysics |
- | - Golikov, P., and Stovas, A., 2010, New weak-contrast approximation for reflection coefficients in VTI media, Journal of Geophysics | + | - Raknes, E. B., and Arntsen. B., 2014, Time-lapse full-waveform inversion of limited-offset |
- | - Duffaut, K., Landrø, M. and Sollie, R., 2010, Using Mindlin theory to model friction-dependent shear modulus in granular media, Geophysics, | + | - Raknes, E. B, W. Weibull |
- | - Amundsen, L., Westerdahl, H., Thompson, M., Haugen, J.A., Reitan, A., Landrø, M., and Ursin, | + | - Haavik, K. and M. Landrø, 2014, Iceberg ploughmarks illuminated by shallow gas in the central North Sea, Quaternary Science Reviews, 103, 34-50. [[http:// |
- | - Osdal, B. and Landrø, M., 2011, Estimation of changes in water column velocities | + | - Grude, S., M. Landrø, J. Dvorkin, 2014, Pressure effects caused by CO2 injection |
- | - Pedersen, Ø., Ursin, B., and Helgesen, H.K., 2010, One-way wave-equation migration of compressional and converted waves in a VTI medium, Geophysics, 75, S237-S257,[[http:// | + | - Grude, S., M. Landrø, J.C. White, |
- | - Stovas, A., 2010, Generalized moveout approximation for qP- and qSV-waves in a homogeneous transversely isotropic medium, Geophysics, 75, D79-D84, | + | - Bhakta, T. and M. Landrø, |
- | - Stovas, A., 2010, Unconstrained Dix-type inversion | + | - Witsker, S. O. S., M. Landrø |
- | - Mehdi Zadeh, H., M. Landrø | + | |
- | - Duffaut, K., P. Avseth | + | === 2013 === |
- | - Wiik, T., Løseth, L.O., Ursin, B. and Hokstad, K., 2011, TIV contrast source inversion | + | - Porsani, M.J., Ursin, B., Silva, M.G., and Melo, P.E.M., |
- | - Abbad, B, Ursin, B. and Porsani, M. J., 2011, A fast, modified parabolic Radon transform, Geophysics, V11-V24, | + | - Golikov, P, P. Avseth, A. Stovas, and R. Bachrach, 2013, Rock physics interpretation |
- | - Malcolm, A.E., de Hoop, M.V. and Ursin, B., 2011, Recursive imaging with multiply scattered waves using partial image regularization: | + | - Stovas, A., and Alkhalifah, T., 2013, The TTI slowness surface approximation, Geophysical Prospecting 61, N3, 568-573, |
- | - Rabben, T.E. and Ursin, B., 2011, AVA inversion | + | - Bhuiyan, M.H., Holt, R.M., Larsen, I., and Stenebråten, |
- | - Landrø, M., Amundsen, L. and Barker, D., 2011, High frequency signals from air gun arrays, Geophysics, 76, 1-9, | + | - Tiapkina, O., M. Landrø and Y. Tiapkin, 2013, Ground-roll subtraction from common-shot gathers |
- | - Holt, R.M., Bhuiyan, M.B., Bakk, A., Stenebråten, | + | - Landrø, M., 2013, Repeatability issues of high-frequency signals emitted |
- | - Roganov, Yu. and Stovas, A., 2011, Caustics in a periodically layered transversely isotropic medium | + | - Grude, S., M. Landrø and B. Osdal, 2013, Time-lapse pressure-saturation discrimination for CO2 storage at the Snøhvit field, International Journal |
- | - Zadeh, M. H. and M. Landrø, 2011, Monitoring a shallow subsurface gas flow by time-lapse refraction analysis, Geophysics, | + | - Barker, D. and M. Landrø, 2013, Estimation of bubble time period for air-gun clusters using potential isosurfaces,Geophysics, 78, P1-P7,[[http://dx.doi.org|pdf]] |
- | - Skopintseva, L., M. Ayzenberg, M. Landrø, T. Nefedkina | + | |
- | - Stovas, A., 2011, The unphysical qP-wave caustics in acoustic VTI media, Seismic Exploration Techniques, N4, 68-72,[[http://http://ts.sbras.ru/ | + | == 2012 == |
- Barker, D. and M. Landrø, 2012, Simple expression for the bubble time period of two clustered air guns, Geophysics, 77, A1-A3, | - Barker, D. and M. Landrø, 2012, Simple expression for the bubble time period of two clustered air guns, Geophysics, 77, A1-A3, | ||
- Barker, D. and M. Landrø, 2012, Controlled source strength variation by changing the firing pressure – a sensitivity study for 4D calibration, | - Barker, D. and M. Landrø, 2012, Controlled source strength variation by changing the firing pressure – a sensitivity study for 4D calibration, | ||
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-Langseth, E. and M. Landrø, 2012, Time-lapse 2D interpretation of gas migration in shallow layers – compared to reservoir simulation, International Journal of Greenhouse Gas Control, 10, 389-396, | -Langseth, E. and M. Landrø, 2012, Time-lapse 2D interpretation of gas migration in shallow layers – compared to reservoir simulation, International Journal of Greenhouse Gas Control, 10, 389-396, | ||
-Skopintseva, | -Skopintseva, | ||
- | - Landrø, M. and P. Hatchell, 2012, Normal modes in seismic data – revisited, Geophysics, 77, W27-W40, | + | - Landrø, M. and P. Hatchell, 2012, Normal modes in seismic data – revisited, Geophysics, 77, W27-W40, |
- Bhuyian, A., M. Landrø and S. Johansen, 2012, 3D CSEM modeling and time-lapse sensitivity analysis for subsurface CO2 storage, Geophysics, 77, E343-E355, | - Bhuyian, A., M. Landrø and S. Johansen, 2012, 3D CSEM modeling and time-lapse sensitivity analysis for subsurface CO2 storage, Geophysics, 77, E343-E355, | ||
- Ursin, B., Pedersen, Ø., and Arntsen, B., 2012, Flux-normalized wave-field decomposition and migration of marine seismic data. Geophysics, 77, no. 3, S83-S92, | - Ursin, B., Pedersen, Ø., and Arntsen, B., 2012, Flux-normalized wave-field decomposition and migration of marine seismic data. Geophysics, 77, no. 3, S83-S92, | ||
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- Tygel, M., Ursin, B., Iversen, E., and de Hoop, M.V., 2012. Estimation of geological dip and curvature from zero-offset seismic reflections in heterogeneous anisotropic media, Geophysical Prospecting, | - Tygel, M., Ursin, B., Iversen, E., and de Hoop, M.V., 2012. Estimation of geological dip and curvature from zero-offset seismic reflections in heterogeneous anisotropic media, Geophysical Prospecting, | ||
- Grude, S., B. Osdal and M. Landrø, 2012, Sea-bed diffractions and their impact on 4D seismic data, Geophysical Prospecting, | - Grude, S., B. Osdal and M. Landrø, 2012, Sea-bed diffractions and their impact on 4D seismic data, Geophysical Prospecting, | ||
- | | + | === 2011 === |
- | - Golikov, P, P. Avseth, A. Stovas, and R. Bachrach, 2013, Rock physics interpretation | + | |
- | - Stovas, A., and Alkhalifah, T., 2013, The TTI slowness surface | + | - Pedersen, Ø., Ursin, B., and Helgesen, H.K., 2010, One-way wave-equation migration of compressional |
- | - Bhuiyan, M.H., Holt, R.M., Larsen, I., and Stenebråten, J.F., 2013, Static | + | - Stovas, A., 2010, Generalized moveout approximation for qP- and qSV-waves in a homogeneous transversely isotropic medium, Geophysics, 75, D79-D84, |
- | - Tiapkina, O., M. Landrø | + | - Stovas, A., 2010, Unconstrained Dix-type inversion in a layered VTI medium, Journal of Geophysics and Engineering, |
- | - Landrø, M., 2013, Repeatability issues of high-frequency signals emitted by air-gun arrays, Geophysics, | + | - Mehdi Zadeh, H., M. Landrø and O.I. Barkved, 2011, Long-offset time-lapse seismic: Tested on the Valhall LoFS data, Geophysics, 76, O1-O13, |
- | - Grude, S., M. Landrø and B. Osdal, 2013, Time-lapse pressure-saturation discrimination | + | - Duffaut, K., P. Avseth and M. Landrø, 2011, Stress and fluid sensitivity in two North Sea oil fields – comparing rock physics models with seismic observations, |
- | - Barker, D. and M. Landrø, | + | - Wiik, T., Løseth, L.O., Ursin, B. and Hokstad, K., 2011, TIV contrast source inversion of mCSEM data, |
+ | - Abbad, B, Ursin, B. and Porsani, M. J., 2011, A fast, modified parabolic Radon transform, Geophysics, V11-V24, | ||
+ | - Malcolm, A.E., de Hoop, M.V. and Ursin, B., 2011, Recursive imaging with multiply scattered waves using partial image regularization: | ||
+ | - Rabben, T.E. and Ursin, B., 2011, AVA inversion of the top Utsira Sand reflection | ||
+ | - Landrø, M., Amundsen, L. and Barker, D., 2011, High frequency signals from air gun arrays, Geophysics, 76, 1-9, | ||
+ | - Holt, R.M., Bhuiyan, M.B., Bakk, A., Stenebråten, | ||
+ | - Roganov, Yu. and Stovas, A., 2011, Caustics in a periodically layered transversely isotropic medium with vertical symmetry axis, Geophysical Prospecting, | ||
+ | - Zadeh, M. H. and M. Landrø, 2011, Monitoring a shallow subsurface gas flow by time-lapse refraction analysis, Geophysics, 76, O35-O43, | ||
+ | - Skopintseva, L., M. Ayzenberg, M. Landrø, T. Nefedkina and A. M. Aizenberg, 2011, Long-offset AVO inversion of PP reflections from plane interfaces using effective reflection coefficients, | ||
+ | - Stovas, | ||
+ | |||
+ | === 2010 === | ||
+ | - Tyapkin, Y., Ursin, B., Perroud, H., Silinska, O. and Tiapkina, O., 2010, Zero- and first-order approximations for least-squares estimation | ||
+ | - Pedersen, Ø., Brandsberg-Dahl, | ||
+ | - Alassi, H.T.I., Holt, R.M., and Landrø, M., 2010, Relating 4D seismics to reservoir geomechanical changes using a discrete element approach, Geophysical Prospecting, | ||
+ | - Skopintseva, | ||
+ | - Fomel, S., and Stovas, A., The generalized non-hyperbolic moveout | ||
+ | | ||
+ | - Mehdi Zadeh, H., Srivastava, R.P., Vedanti, N. and Landrø, M., 2010, Seismic monitoring of in situ combustion process in a heavy oil field, Journal of Geophysics | ||
+ | - Porsani, M.J., Silva, M.G., Melo, P.E.M., and Ursin, B., 2010, SVD filtering applied to ground-roll attenuation, | ||
+ | - Nag, S., Alerini, M., and Ursin, B., 2010, PP/PS anisotropic stereotomography, Geophysical | ||
+ | - Wang, S., de Hoop, M.V., and Ursin, B., 2010, Illumination analysis of wave-equation imaging | ||
+ | | ||
+ | - Misaghi, A., Hegabhan, S., Landrø, M. and Javaherian, A., 2010, A comparison | ||
+ | - Tempone, P., Fjær, E. and Landrø, M., 2010, Improved solution of displacements due to a compacting reservoir over a rigid basement. Applied Mathematical Modelling, 34, 3352-3362, | ||
+ | - Evensen, A.K. and Landrø, M., 2010, Time-lapse tomographic inversion using a Gaussian parametrization of the velocity changes. Geophysics, 75, U29-U38, | ||
+ | - Roganov, Yu. and Stovas, A., 2010, On shear wave triplications in a multilayered transversely isotropic medium, | ||
+ | - Golikov, P., and Stovas, A., 2010, New weak-contrast approximation for reflection coefficients in VTI media, Journal of Geophysics and Engineering, | ||
+ | - Duffaut, K., Landrø, M. and Sollie, R., 2010, Using Mindlin theory to model friction-dependent shear modulus in granular media, Geophysics, | ||
+ | - Amundsen, L., Westerdahl, H., Thompson, M., Haugen, J.A., Reitan, A., Landrø, M., and Ursin, | ||
+ | |||
+ | === 2009 === | ||
+ | | ||
+ | - M. Alerini and B. Ursin, 2009, Adaptive focusing window | ||
+ | - A.E. Malcolm, B. Ursin, M. V. de Hoop, 2008, Seismic imaging and illumination with internal multiples, Geophysical Journal International, | ||
+ | | ||
+ | - Dadashpour M., Echeverria-Ciaurri | ||
+ | - Vivas, F.A., Pestana, R.C., and Ursin, B., 2009, A new stabilized least-squares imaging condition, Journal of Geophysics and Engineering, | ||
+ | - Ayzenberg, M., Tsvankin, I., Aizenberg, A., and Ursin, B., 2009, Effective reflection coefficients for curved interfaces in transversely istotropic media. Geophysics, | ||
+ |