3-D implicit finite-difference migration by multiway splitting

Geophysics

Volumn 62, Issue 2, 1997, Pages 554-567

  Ristow, Dietrich ^a   Rühl, Thomas ^a  

^a GEOMAR HELMHOLTZ CENTRE FOR OCEAN RESEARCH KIEL   (Germany)

Author keywords

[No Author keywords available]

Indexed keywords

FINITE DIFFERENCE METHOD; ITERATIVE METHODS; MATHEMATICAL OPERATORS; OPTIMIZATION; THREE DIMENSIONAL;

MULTIWAY SPLITTING; STEEP DIP PROBLEM; TAYLOR EXPANSION METHOD;

ACOUSTIC WAVE VELOCITY;

FINITE DIFFERENCE METHOD; MULTIWAY SPLITTING; SEISMIC MIGRATION;

EID: 0031104122     PISSN: 00168033     EISSN: None     Source Type: Journal    
DOI: 10.1190/1.1444165     Document Type: Article

References (16)

1. Blacquière, G., 1991, Optimized McClellan transformation filters applied in one-pass 3-D depth extrapolation: 61st Ann. Internat. Mtg., Soc. Expl. Geophys., Expanded Abstracts, 1126-1129.
2. Blacquière, G., Debeye, H. W. J., Wapenaar, C. P. A., and Berkhout, A. J., 1989, 3-D table driven migration: Geophys. Prosp., 37, 925-958.
3. Brown, D. L., 1983, Applications of operator separation in reflection seismology: Geophysics, 48, 288-294.
4. Cary, F. W., 1993, 3-D migration with four-way splitting: 63rd Ann. Internat. Mtg., Soc. Expl. Geophys., Expanded Abstracts, 978-981.
5. Claerbout, J. F., 1985, Imaging the earth's interior: Blackwell Scientific Publications.
6. Collino, F., and Joly, P., 1995, Splitting of operators, alternate directions, and paraxial approximations for the three-dimensional wave equation: SIAM J. Sci. Comput., 16, No. 5, 1019-1048.
7. Etgen, J. T., 1994, Stability of explicit depth extrapolation through laterally varying media: 64th Ann. Internat. Mtg., Soc. Expl. Geophys., Expanded Abstracts. 1266-1269.
8. Hale, D., 1991a, 3-D depth migration via McClellan transforms: Geophysics, 56, 1778-1785.
9. _ 1991b, Stable explicit depth extrapolation of seismic wavefields: Geophysics, 56, 1770-1777.
10. Hedley, J. P., 1992, 3-D migration via McClellan transformations on hexagonal grids: Geophysics, 57, 1048-1053.
11. Holberg, O., 1988, Towards optimum one-way wave propagation: Geophys. Prosp., 36, 99-114.
12. Lee, M. W., and Suh, S. Y., 1985, Optimization of one-way wave equations: Geophysics, 50, 1634-1637.
13. Mersereau, R. M., 1979, The processing of hexagonally sampled two-dimensional signals: IEEE Proc., 67, 930-949.
14. Ristow, D., 1980,3D-downward extrapolation of seismic data in particular by finite difference methods: Ph.D. thesis, University of Utrecht.
15. Soubaras, R. M., 1992, Explicit 3-D migration using equiripple polynomial expansion and Laplacian synthesis: 62nd Ann. Internat. Mtg., Soc. Expl. Geophys., Expanded Abstracts, 905-908.
16. Yilmaz, O., 1987, Seismic data processing: in volume 2, Investigations in Geophysics, Soc. of Expl. Geophys.