Numeric implementation of wave-equation migration velocity analysis operators

Geophysics

Volumn 73, Issue 5, 2008, Pages

  Sava, Paul ^a   Vlad, Ioan ^b  

^a Department of Geology and Geological Engineering   (United States)

^b STATOIL   (Norway)

Author keywords

[No Author keywords available]

Indexed keywords

EXTRAPOLATION; FOCUSING; ITERATIVE METHODS; LINEARIZATION; VELOCITY;

FOCUSING PROPERTIES; IMAGE OPTIMIZATION; MIGRATION VELOCITY ANALYSIS; SMALL PERTURBATIONS; VELOCITY ESTIMATION; WAVE-EQUATION MIGRATION; WAVE-EQUATION MIGRATION VELOCITY ANALYSIS; WAVEFIELD EXTRAPOLATION;

WAVE EQUATIONS;

CONFERENCE PROCEEDING; OPTIMIZATION; SEISMIC MIGRATION; SEISMIC TOMOGRAPHY; TRAVEL TIME; WAVE EQUATION; WAVE FIELD; WAVE VELOCITY;

EID: 53849106833     PISSN: 00168033     EISSN: None     Source Type: Journal    
DOI: 10.1190/1.2953337     Document Type: Conference Paper

References (52)

1. al-Yahya, K., 1987, Velocity analysis by iterative profile migration: Ph.D. thesis, Stanford University.
2. Albertin, U., P. Sava, J. Etgen, and M. Maharramov, 2006a, Adjoint wave-equation velocity analysis: 74th Annual International Meeting, SEG, Expanded Abstracts, 3009-3013.
3. 2006b, Image differencing and focusing in wave-equation velocity analysis: EAGE, Extended Abstracts.
4. Berkhout, A. J., 1982, Imaging of acoustic energy by wave field extrapolation: Elsevier.
5. Billette, F., S. L. Begat, P. Podvin, and G. Lambare, 2003, Practical aspects and applications of 2D sterotomography: Geophysics, 68, 1008-1021. gpy GPYSA7 0016-8033 10.1190/1.1581072
6. Biondi, B., 2003, Equivalence of source-receiver migration and shot-profile migration: Geophysics, 68, 1340-1347. gpy GPYSA7 0016-8033
7. Biondi, B., and P. Sava, 1999, Wave-equation migration velocity analysis: 69th Annual International Meeting, SEG, Expanded Abstracts, 1723-1726.
8. Biondi, B., and W. Symes, 2004, Angle-domain common-image gathers for migration velocity analysis by wavefield-continuation imaging: Geophysics, 69, 1283-1298. gpy GPYSA7 0016-8033 10.1190/1.1801945
9. Bishop, T. N., K. P. Bube, R. T. Cutler, R. T. Langan, P. L. Love, J. R. Resnick, R. T. Shuey, D. A. Spindler, and H. W. Wyld, 1985, Tomographic determination of velocity and depth in laterally varying media: Geophysics, 50, 903-923. gpy GPYSA7 0016-8033 10.1190/1.1441970
10. Chauris, H., M. S. Noble, G. Lambare, and P. Podvin, 2002a, Migration velocity analysis from locally coherent events in 2-D laterally heterogeneous media, Part I: Theoretical aspects: Geophysics, 67, 1202-1212. gpy GPYSA7 0016-8033 10.1190/1.1500382
11. 2002b, Migration velocity analysis from locally coherent events in 2-D laterally heterogeneous media, Part II: Applications on synthetic and real data: Geophysics, 67, 1213-1224. gpy GPYSA7 0016-8033 10.1190/ 1.1500383
12. Chavent, G., and C. A. Jacewitz, 1995, Determination of background velocities by multiple migration fitting: Geophysics, 60, 476-490. gpy GPYSA7 0016-8033 10.1190/1.1443785
13. Claerbout, J. F., 1985, Imaging the Earth's interior: Blackwell Scientific Publications.
14. Clapp, R. G., B. Biondi, and J. F. Claerbout, 2004, Incorporating geologic information into reflection tomography: Geophysics, 69, 533-546. gpy GPYSA7 0016-8033
15. Clement, F., G. Chavent, and S. Gomez, 2001, Migration-based traveltime waveform inversion of 2-D simple structures: A synthetic example: Geophysics, 66, 845-860. gpy GPYSA7 0016-8033 10.1190/1.1444974
16. de Bruin, C. G. M., C. P. A. Wapenaar, and A. J. Berkhout, 1990, Angle-dependent reflectivity by means of prestack migration: Geophysics, 55, 1223-1234. gpy GPYSA7 0016-8033 10.1190/1.1442938
17. Etgen, J., 1990, Residual prestack migration and interval-velocity estimation: Ph.D. thesis, Stanford University.
18. Fomel, S., 2004, Theory of 3-D angle gathers in wave-equation imaging: 74th Annual International Meeting, SEG, Expanded Abstracts, 1053-1056.
19. Fowler, P., 1988, Seismic velocity estimation using prestack time migration: Ph.D. thesis, Stanford University.
20. Gauthier, O., J. Virieux, and A. Tarantola, 1986, Two-dimensional nonlinear inversion of seismic waveforms: Numerical results: Geophysics, 51, 1387-1403. gpy GPYSA7 0016-8033 10.1190/1.1442188
21. Huang, L. Y., M. C. Fehler, and R. S. Wu, 1999, Extended local Born Fourier migration method: Geophysics, 64, 1524-1534. gpy GPYSA7 0016-8033 10.1190/1.1444656
22. Lambare, G., M. Alerini, R. Baina, and P. Podvin, 2004, Stereotomography: A semi-automatic approach for velocity macromodel estimation: Geophysical Prospecting, 52, 671-681. 8uc GPPRAR 0016-8025 10.1111/j.1365-2478.2004.00440.x
23. Loewenthal, D., L. Lu, R. Roberson, and J. Sherwood, 1976, The wave equation applied to migration: Geophysical Prospecting, 24, 380-399. 8uc GPPRAR 0016-8025 10.1111/j.1365-2478.1976.tb00934.x
24. Maharramov, M., and U. Albertin, 2007, Localized image-difference wave-equation tomography: Presented at the 75th Annual International Meeting, SEG.
25. Mora, P., 1989, Inversion = migration + tomography: Geophysics, 54, 1575-1586. gpy GPYSA7 0016-8033 10.1190/1.1442625
26. Mosher, C., and D. Foster, 2000, Common angle imaging conditions for prestack depth migration: 70th Annual International Meeting, SEG, Expanded Abstracts, 830-833.
27. Paffenholz, J., B. McLain, J. Zaske, and P. Keliher, 2002, Subsalt multiple attenuation and imaging: Observations from the Sigsbee2B synthetic dataset: 72nd Annual International Meeting, SEG, Expanded Abstracts, 2122-2125.
28. Popovici, A. M., 1996, Prestack migration by split-step DsR: Geophysics, 61, 1412-1416. gpy GPYSA7 0016-8033 10.1190/1.1444065
29. Pratt, R. G., 1999, Seismic waveform inversion in the frequency domain, Part 1: Theory and verification in a physical scale model: Geophysics, 64, 888-901. gpy GPYSA7 0016-8033 10.1190/1.1444597
30. 2004 Velocity models from frequency-domain waveform tomography: Past, present and future.: Presented at the 66th Conference and Exhibition of the EAGE.
31. Prucha, M., B. Biondi, and W. Symes, 1999, Angle-domain common image gathers by wave-equation migration: 69th Annual International Meeting, SEG, Expanded Abstracts, 824-827.
32. Rickett, J. E., and P. C. Sava, 2002, Offset and angle-domain common image-point gathers for shot-profile migration: Geophysics, 67, 883-889. gpy GPYSA7 0016-8033 10.1190/1.1484531
33. Ristow, D., and T. Ruhl, 1994, Fourier finite-difference migration: Geophysics, 59, 1882-1893. gpy GPYSA7 0016-8033 10.1190/1.1443575
34. Sava, P., and B. Biondi, 2004a, Wave-equation migration velocity analysis. I: Theory: Geophysical Prospecting, 52, 593-606. 8uc GPPRAR 0016-8025 10.1111/j.1365-2478.2004.00447.x
35. 2004b, Wave-equation migration velocity analysis. II: Subsalt imaging examples: Geophysical Prospecting, 52, 607-623. 8uc GPPRAR 0016-8025 10.1111/j.1365-2478.2004.00448.x
36. Sava, P., B. Biondi, and J. Etgen, 2005, Wave-equation migration velocity analysis by focusing diffractions and reflections: Geophysics, 70, no. 3, U19-U27. gpy GPYSA7 0016-8033
37. Sava, P., and S. Fomel, 2006, Time-shift imaging condition in seismic migration: Geophysics, 71, no. 6, S209-S217. gpy GPYSA7 0016-8033 10.1190/1.2338824
38. Sava, P. C., and S. Fomel, 2003, Angle-domain common-image gathers by wavefield continuation methods: Geophysics, 68, 1065-1074. gpy GPYSA7 0016-8033 10.1190/1.1581078
39. Shen, P., W. Symes, S. Morton, and H. Calandra, 2005, Differential semblance velocity analysis via shot profile migration: 75th Annual International Meeting, SEG, Expanded Abstracts, 2249-2252.
40. Shen, P., W. Symes, and C. C. Stolk, 2003, Differential semblance velocity analysis by wave-equation migration: 73rd Annual International Meeting, SEG, Expanded Abstracts, 2132-2135.
41. Sirgue, L., and R. Pratt, 2004, Efficient waveform inversion and imaging: A strategy for selecting temporal frequencies: Geophysics, 69, 231-248. gpy GPYSA7 0016-8033 10.1190/1.1649391
42. Soubaras, R., 2003, Angle gathers for shot-record migration by local harmonic decomposition: 73rd Annual International Meeting, SEG, Expanded Abstracts, 889-892.
43. Soubaras, R., and B. Gratacos, 2007, Velocity model building by semblance maximization of modulated-shot gathers: Geophysics, 72, no. 5, U67-U73. gpy GPYSA7 0016-8033 10.1190/1.2743612
44. Stoffa, P. L., J. T. Fokkema, R. M. de Luna Freire, and W. P. Kessinger, 1990, Split-step Fourier migration: Geophysics, 55, 410-421. gpy GPYSA7 0016-8033 10.1190/1.1442850
45. Stolk, C. C., and W. W. Symes, 2004, Kinematic artifacts in prestack depth migration: Geophysics, 69, 562-575. gpy GPYSA7 0016-8033 10.1190/ 1.1707076
46. Stork, C., 1992, Reflection tomography in the postmigrated domain: Geophysics, 57, 680-692. gpy GPYSA7 0016-8033 10.1190/1.1443282
47. Symes, W. W., 2007, Reverse time migration with optimal checkpointing: Geophysics, 72, no. 5, SM213-SM221. gpy GPYSA7 0016-8033 10.1190/ 1.2742686
48. Symes, W. W., and J. J. Carazzone, 1991, Velocity inversion by differential semblance optimization: Geophysics, 56, 654-663. gpy GPYSA7 0016-8033 10.1190/1.1443082
49. Tarantola, A., 1987, Inverse problem theory: Methods for data fitting and model parameter estimation: Elsevier.
50. Woodward, M. J., 1992, Wave-equation tomography: Geophysics, 57, 15-26. gpy GPYSA7 0016-8033 10.1190/1.1443179
51. Xie, X., and R. Wu, 2002, Extracting angle domain information from migrated wavefield, 72nd Annual International Meeting, SEG, Expanded Abstracts, 1360-1363.
52. Yilmaz, O., and R. E. Chambers, 1984, Migration velocity analysis by wave-field extrapolation: Geophysics, 49, 1664-1674. gpy GPYSA7 0016-8033 10.1190/1.1441574