Beamlet migration based on local perturbation theory

SEG Technical Program Expanded Abstracts

Volumn 19, Issue 1, 2000, Pages 1008-1011

  Wu, Ru Shan ^a   Wang, Yongzhong ^a   Gao, Jinghuai ^b  

^a UNIVERSITY OF CALIFORNIA   (United States)

^b INSTITUTE OF GEOLOGY AND GEOPHYSICS   (China)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 84955118673     PISSN: 10523812     EISSN: 19494645     Source Type: Conference Proceeding    
DOI: 10.1190/1.1815553     Document Type: Conference Paper

References (16)

1. Daubechies, I., 1990, The w avelet transform, time-frequency localization and signal analysis, IEEE Trans. Inform. The ory,36, 961-1005.
2. De Hoop, M., Wu, R.S. and Rousseau, J., 1999, Gen-eral form ulation of screen methods for the scattering of acoustic waves, Wave Motion, in press.
3. Gabor, D., 1946, Theory of Communication, J. Inst. Electr. Eng., London, 93(III), 429-457.
4. Huang, L.J., M. Fehler and R.S. Wu, 1999, Extended local Born Fourier migration method, Geophysics, 64, 1524-1534.
5. Jin, S., and Wu, R.S., 1999, Depth migration with a win-dow ed screen propagator, Journal of Seismic Explo-ration, 8(1), 27-38.
6. Jin, S., Wu, R.S., and Peng, C., 1999, Seismic depth mi-gration with pseudo-screen propagators, Computational Geosciences, in press.
7. Mosher, C.C., Foster, D.J. and R.S. Wu, 1996, Phase shift migration with w ave packet algorithms, Mathematical methods in geophysical imaging IV, Proc. SPIE, 2822, 2-16.
8. Steinberg, B.Z., 1993, Ev olution of local spectra in smoothly varying nonhomogeneous environments-Local canonization and marching algorithms, J. A coust. Soc. Am., 93, 2566-2580.
9. Steinberg, B.Z. and R. Birman, 1995, Phase-space march-ing algorithm in the presence of a planar wave velocity discontinuity-A Qualitative study, J. Acoust. Soc. Am., 98, 484-494.
10. Wang, Y. and Wu, R.S., 1998, Migration operator decom-position and compression using a new w avelet packet best basis algorithm, Expanded abstracts, SEG 68th An-nual Meeting, 1167-1170.
11. Wang, Y. andWu, R.S., 1998, Decomposition and compres-sion of Kirc hhoff migration operator by adapted wavelet packet transform, Wavelet Applications in Signal and Image Processing VI, Proc., SPIE, 3458, 246-258.
12. Wu, R.S., F. Yang, Z. Wang and L. Zhang, 1997, Migration Operator Compression by Wavelet Transform: Beamlet Migrator Exp anded Abstracts, SEG 67th Annual Meet-ing, 1646-1649.
13. Wu, R.S., 1994, Wide-angle elasticwave one-w ayprop-agation in heterogeneous media and an elastic wave complex-screen method, J. Geophys. Res., 99, 751-766.
14. Wu, R.S. and F. Yang, 1997, Seismic imaging in wavelet domain: Decomposition and compression of imaging op-erator, Wavelet Applications in Signal and Image Pro-cessing V, Proc. SPIE, 3169, 148-162.
15. Wu, R.S. and Wang, Y., 1998, Comparison of propagator decomposition in seismic imaging by wavelets, w avelet packets, and local harmonics, Mathematical Methods in Ge ophysic al Imaging V, Proc. SPI, 3453, 163-179.
16. Xie, X.B. and Wu, R.S., 1998, Improve the wide angle ac-curacy of screen method under large contrast, Expanded abstracts, SEG 68th Annual Meeting, 1811-1814.