Two-term AVO inversion: Equivalences and new methods

Geophysics

Volumn 73, Issue 6, 2008, Pages

  Ursenbach, Charles P ^a,b   Stewart, Robert R ^a,c  

^a UNIVERSITY OF CALGARY   (Canada)

^b CGG   (France)

^c UNIVERSITY OF HOUSTON   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

WELL LOGGING;

AMPLITUDE VARIATION WITH OFFSETS; ANGLE OF INCIDENCE; CONVERSION FORMULAS; ERROR EXPRESSIONS; FORMAL EXPRESSIONS; NUMERICAL INSTABILITY; THREE PARAMETER METHOD; TWO-PARAMETER METHOD;

NUMERICAL METHODS;

AVO METHOD; CALIBRATION; DATA INVERSION; ERROR ANALYSIS; EXPLOITATION; PARAMETERIZATION;

EID: 57149091350     PISSN: 00168033     EISSN: None     Source Type: Journal    
DOI: 10.1190/1.2978388     Document Type: Article

References (30)

1. Aki, K., and P. G. Richards, 1980, Quantitative seismology: Theory and methods: W. H. Freeman & Co.
2. Castagna, J. P., and S. W. Smith, 1994, Comparison of AVO indicators: A modeling study: Geophysics, 59, 1849-1855. gpy GPYSA7 0016-8033 10.1190/ 1.1443572
3. Castagna, J. P., and H. W. Swan, 1997, Principles of AVO crossplotting: The Leading Edge, 16, 337-342. lee LEEDFF 1070-485X 10.1190/1.1437626
4. Castagna, J. P., H. W. Swan, and D. J. Foster, 1998, Framework for AVO gradient and intercept interpretation: Geophysics, 63, 948-956. gpy GPYSA7 0016-8033 10.1190/1.1444406
5. Causse, E., M. Riede, A. J. van Wijngaarden, A. Buland, J. F. Dutzer, and R. Fillon, 2007a, Amplitude analysis with an optimal model-based linear AVO approximation: Part I - Theory: Geophysics, 72, no. 3, C59-C69. gpy GPYSA7 0016-8033 10.1190/1.2668600
6. 2007b, Amplitude analysis with an optimal model-based linear AVO approximation: Part II - Field data example: Geophysics, 72, no. 3, C71-C79. gpy GPYSA7 0016-8033 10.1190/1.2712176
7. Downton, J. E., and C. Ursenbach, 2007, Linearized amplitude variation with offset (AVO) inversion with supercritical angles: Geophysics, 71, no. 5, E49-E55. gpy GPYSA7 0016-8033 10.1190/1.2227617
8. Fatti, J. L., P. J. Vail, G. C. Smith, P. J. Strauss, and P. R. Levitt, 1994, Detection of gas in sandstone reservoirs using AVO analysis: A 3-D seismic case history using the geostack technique: Geophysics, 59, 1362-1376. gpy GPYSA7 0016-8033 10.1190/1.1443695
9. Gardner, G. H. F., L. W. Gardner, and A. R. Gregory, 1985, Formation velocity and density - The diagnostic basics for stratigraphic traps: Geophysics, 50, 2085-2095. gpy GPYSA7 0016-8033
10. Goodway, B., 2001, AVO and Lamé constants for rock parameterization and fluid detection: Recorder, 26, 39-60.
11. Goodway, B., T. Chen, and J. E. Downton, 1997, Improved AVO fluid detection and lithology discrimination using Lamé petrophysical parameters; "λp", "μp" & λ/ μ fluid stack," from P and S inversions: 67th Annual International Meeting, SEG, Expanded Abstracts, 183-186.
12. Gray, F., T. Chen, and W. Goodway, 1999, Bridging the gap: Using AVO to detect changes in fundamental elastic constants: 69th Annual International Meeting, SEG, Expanded Abstracts, 852-855.
13. Larsen, J. A., 1999, AVO inversion by simultaneous P-P and P-S inversion: Master's thesis, University of Calgary.
14. MacDonald, C., P. M. Davis, and D. D. Jackson, 1987, Inversion of reflection traveltimes and amplitudes: Geophysics, 52, 606-617. gpy GPYSA7 0016-8033 10.1190/1.1442330
15. Mallick, S., 1993, A simple approximation to the P-wave reflection coefficient and its implication in the inversion of amplitude variation with offset data: Geophysics, 58, 544-552. gpy GPYSA7 0016-8033 10.1190/ 1.1443437
16. Ramos, A. C. B., and J. P. Castagna, 2001, Useful approximations for converted-wave AVO: Geophysics, 66, 1721-1734. gpy GPYSA7 0016-8033 10.1190/1.1487114
17. Russell, B. H., 1988, Introduction to seismic inversion methods: SEG.
18. Shuey, R. T., 1985, A simplification of the Zoeppritz equations: Geophysics, 50, 609-614. gpy GPYSA7 0016-8033 10.1190/1.1441936
19. Smith, G. C., and P. M. Gidlow, 1987, Weighted stacking for rock property estimation and detection of gas: Geophysical Prospecting, 35, 993-1014. 8uc GPPRAR 0016-8025 10.1111/j.1365-2478.1987.tb00856.x
20. 2000, A comparison of the fluid factor with lambda and mu in AVO analysis: 70th Annual International Meeting, SEG, Expanded Abstracts, 122-125.
21. Smith, G. C., and R. A. Sutherland, 1996, The fluid factor as an AVO indicator: Geophysics, 61, 1425-1428. gpy GPYSA7 0016-8033 10.1190/ 1.1444067
22. s, α,κ): CREWES Research Report 7.
23. Ursenbach, C., 2002, Generalized Gardner relations: 72nd Annual International Meeting, SEG, Expanded Abstracts, 1885-1888.
24. 2004a, A nonlinear, three-parameter AVO method that can be solved noniteratively: 74th Annual International Meeting, SEG, Expanded Abstracts, 207-210.
25. 2004b, Two new approximations for AVO inversion: National Convention, Canadian Society of Exploration Geophysicists, Expanded Abstracts, SO31.
26. 2005, Nonlinear estimation of R J from AVO intercept and gradient: National Convention, Canadian Society of Exploration Geophysicists, Expanded Abstracts, 405-408.
27. Ursenbach, C., and R. R. Stewart, 2001, Extending AVO inversion techniques: CREWES Research Report 13.
28. Verm, R., and F. Hilterman, 1995, Lithology color-coded seismic sections: The calibration of AVO crossplotting to rock properties: The Leading Edge, 14, 847-853. lee LEEDFF 1070-485X 10.1190/1.1437170
29. Wang, Y., 1999, Approximations to the Zoeppritz equations and their use in AVO analysis: Geophysics, 64, 1920-1927. gpy GPYSA7 0016-8033
30. Wang, Z., 2000, Velocity-density relationships in sedimentary rocks: SEG.