Factorization synthesized-shot prestack depth migration in the helical coordinate system

Acta Geophysica Sinica

Volumn 46, Issue 4, 2003, Pages 520-525

  Zhang, Wensheng ^a   Zhang, Guanquan ^a  

^a INSTITUTE OF GEOLOGY AND GEOPHYSICS   (China)

Author keywords

Fractorization; Helical coordinate system; Hybrid method; MPI parallel; Prestack depth migration; Wavefield synthesizing

Indexed keywords

ALGORITHM; DATA PROCESSING; PRESTACK MIGRATION; SEISMIC VELOCITY; WAVE FIELD;

EID: 0141425621     PISSN: 00015733     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (18)

1. MA Zaitian. Seismic Imaging-Finite Difference Methods for Migration. Beijing: Petroleum Industry Press, 1989
2. ZHANG Guanquan. Steep dip finite difference migration using the system of lower-order partial differential equations. Chinese J. Geophys. (Acta Geophysica Sinica), 1986, 29(3):273 - 282
3. Gazdag J. Wave equation migration with the phase-shift method. Geophysics, 1978, 43(12):1342 - 1351
4. Stoffa P L, Forkema J T, de Luna Freire R M, et al. Split-step Fourier migration. Geophysics, 1990, 55(4): 410 - 421
5. Ristow D, Ruhl T. Fourier finite-difference migration. Geophysics, 1995, 59(12): 1882 - 1893
6. Haddow C M. Hybrid migration by finite-difference and phase shift. 62th Ann. Internat. Mtg., Soc. Expl. Geophys., Expanded Abstracts, 1992, 893 - 896
7. Edited by the Department of Marine Geology and Geophysics, Tongji University. The paper collection of reflection seismology. Shanghai: Tongji University Press, 2000
8. CHEN Shengchang, CAO Jinzhong, MA Zaitian. Prestack depth migration method based on quasi-linear Born approximation. Chinese J. Geophys., 2001, 44(5): 704 - 710
9. Claerbout J F. Multidimensional recursive filters via a helix with application to velocity estimated and 3-D migration. 68th Annual Internat. Mtg. Soc. Expl. Geophys., Expanded Abstracts, 1998. 1995 - 1998
10. Rickett J, Claerbout J F, Fomel S. Implicit 3-D depth migration by wavefield extrapolation with helical boundary conditions. 68th Annual Internat. Mtg. Soc. Expl. Geophys., Expanded Abstracts, 1998. 1124 - 1127
11. LUO Mingqiu, LIU Hong, LI Youming. Seismic wave modeling with implicit symplectic method based on spectral factorization on helix. Chinese J. Geophys., 2001, 44(3): 379 - 388
12. ZHANG Guanquan, SHAN Guojian ZHANG Wensheng. 3-D posts-tack depth migration in helical coordinate system. SEG/SPG International Symposium On Reservoir Geophysics, Expanded Abstracts, 2000. 158 - 166
13. ZHANG Guanquan, ZHANG Wensheng, HAO Xianjun. Prestack depth migration with common-shot and synthesize shot records. 69th Ann. Internat. Mtg., Soc. Expl. Geophys., Expanded Abstracts, 1999. 1469 - 1472
14. ZHANG Wensheng, ZHANG Guanquan, SONG Haibin. Prestack depth migration by hybrid method with high precision and its parallel implementation. Chinese J. Geophys., 2001, 44(4): 542 - 550
15. HE Zhenhua, WANG Caijing, LI Jianchao, et al. Migration Processing and Inversion Method for Reflection Seismic Data. Chongqing: Chongqing University Press, 1989
16. ZHANG Guanquan, HOU Weijian. Factorization method for 3-D poststack finite difference migration. Chinese J. Geophys. (Acta Geophysica Sinica), 1996, 39(3): 382 - 391
17. ZHANG Wensheng, ZHANG Guanquan, HAO Xianjun. Hybrid depth migration and its absorbing boundary condition. Geophysical Prospecting Petroleum (in Chinese), 1999, 38(3): 1 - 7
18. Louis A R, Dennis C G, Curtis C O, et al. Phase encoding of shot records in prestack migration. Geophysics, 2000, 65(2): 426 - 436