A frequency-space 2-D scalar wave extrapolator using extended 25-point finite-difference operator

Geophysics

Volumn 63, Issue 1, 1998, Pages 289-296

  Shin, Changsoo ^a   Sohn, Heejeung ^b  

^a Seoul National University   (South Korea)

^b Fine Chemical Bldg 4F190 3   (South Korea)

Author keywords

[No Author keywords available]

Indexed keywords

FINITE DIFFERENCE METHOD; FREQUENCY DOMAIN ANALYSIS; MATHEMATICAL MODELS; MATHEMATICAL OPERATORS; NYQUIST DIAGRAMS;

FREQUENCY SPACE TWO DIMENSIONAL SCALAR WAVE EXTRAPOLATOR;

SEISMIC WAVES;

EID: 0031672225     PISSN: 00168033     EISSN: None     Source Type: Journal    
DOI: 10.1190/1.1444323     Document Type: Article

References (6)

1. Alford, R. M., Kelly, K. R., and Boore, D. M., 1974, Accuracy of finite-difference modeling of the acoustic wave equation: Geophysics, 39, 834-842.
2. Dablain, M. A., 1986, The application of high-order differencing to the scalar wave equation: Geophysics, 51, 54-66.
3. Jo, C. H., Shin, C. S., and Suh, J. H., 1996, An optimal nine-point finite-difference frequency-space 2-D acoustic wave extrapolator: Geophysics, 61, 529-537.
4. Kosloff, D. D., and Baysal, E., 1982, Forward modeling by a fourier method: Geophysics, 47, 1402-1412.
5. Marfurt, K. J., 1984, Accuracy of finite-difference and finite-element modeling of the scalar and elastic wave equations: Geophysics, 49, 533-549.
6. Pratt, R. G., and Worthington, M. H., 1990, Inverse theory applied to multi-source cross-hole tomography Part I: Acoustic wave-equation method: Geophys. Prosp., 38, 287-310.