Elastic reverse time migration of marine walkaway vertical seismic profiling data

Geophysics

Volumn 63, Issue 5, 1998, Pages 1685-1695

  Hokstad, Ketil ^a,b   Mittet, Rune ^a,c   Landrø, Martin ^a,d  

^a SINTEF PETROLEUM RESEARCH   (Norway)

^b NORWEGIAN UNIVERSITY OF SCIENCE AND TECHNOLOGY   (Norway)

^c Sting Research   (Norway)

^d STATOIL   (Norway)

Author keywords

Data processing; Seismic method

Indexed keywords

DATA ACQUISITION; ELASTICITY; FINITE DIFFERENCE METHOD; GEOLOGICAL SURVEYS; PARTIAL DIFFERENTIAL EQUATIONS; SHEAR WAVES; SUBMARINE GEOLOGY;

REVERSE TIME MIGRATION SCHEME; VERTICAL SEISMIC PROFILING (VSP);

SEISMIC PROSPECTING;

DATA PROCESSING; SEISMIC METHOD;

EID: 0032172371     PISSN: 00168033     EISSN: None     Source Type: Journal    
DOI: 10.1190/1.1444464     Document Type: Article

References (17)

1. Amundsen, L., 1993, Wavenumber-based filtering of marine point-source data: Geophysics, 58, 1335-1348.
2. Chen, H.-W., and McMechan, G. A., 1991, 3-D pseudospectral prestack reverse-time migration with application to reverse-VSP data: 61st Ann. Internat. Mtg., Soc. Expl. Geophys., Expanded Abstracts 1305-1308.
3. _ 1992, 3-D prestack depth migration for salt and subsalt structures using reverse-VSP data: J. Seis. Expl. 1, 281-291.
4. Claerbout, J. F., 1971, Toward a unified theory of reflector mapping: Geophysics, 36, 467-481.
5. Fokkema, J. T., and Van den Berg, P. M., 1990, Removal of surface-related wave phenomena:The marine case: 59th Ann. Internat. Mtg., Soc. Expl. Geophys., Expanded Abstracts, 1689-1692.
6. Hokstad, K., 1995, Iterative computation of VSP rotation angles: Presented at the 57th Internat. Mtg., Eur. Assn. Geoscientists and Engineers, Expanded Abstracts, B020.
7. Holberg, O., 1987, Computational aspects of the choice of operator and sampling interval for numerical differentiation in large-scale simulation of wave phenomena: Geophys. Prosp., 35, 629-655.
8. Landrø, M., and Sollie, R., 1992, Source signature determination by inversion: Geophysics, 57, 1633-1640.
9. Mittet, R., Amundsen, L., and Arntsen, B., 1994, Iterative inversion/migration with complete boundary conditions for the residual misfit field: J. Seis. Expl., 3, 141-156.
10. Mittet, R., and Hokstad, K., 1995, Transforming walkaway VSP data into reverse VSP data: Geophysics, 60, 968-977.
11. Mittet, R., Hokstad, K., Helgesen, J., and Canadas, G., 1997a, Imaging of offset VSP data with an elastic iterative migration scheme: Geophys. Prosp., 45, 247-267.
12. Mittet, R., Holberg, O., Arntsen, B., and Amundsen, L., 1988, Fast finite-difference modeling of 3-D elastic wave propagation:, 58th Ann. Internat. Mtg., Soc. Expl. Geophys., Expanded Abstracts, 1308-1311.
13. Mittet, R., Landrø, M., Hokstad, K., and Østmo, S. 1997b, A methodology for 3D elastic depth imaging of marine 3D walk-away VSP data: 59th Internat. Mtg., Eur. Assn. Geoscientists and Engineers, Expanded Abstracts, E46.
14. Mora, P., 1987, Nonlinear 2-D elastic inversion of multi-offset seismic data: Geophysics, 52, 1211-1228.
15. Tarantola, A., 1984, Inversion of seismic reflection data in the acoustic approximation: Geophysics, 49, 1259-1266.
16. Wapenaar, C. P. A., Herrmann, P., Verschuur, D. J., and Berkhout, A. J., 1990, Decomposition of multicomponent seismic data into primary P- and S-wave responses: Geophys. Prosp., 38, 633-661.
17. Wiggins, J. W., 1988, Attenuation of complex water-bottom multiples by wave-equation-based prediction and subtraction: Geophysics, 53, 1527-1539.