An efficient computer program for wavefront calculation by the finite-difference method

Computers and Geosciences

Volumn 22, Issue 3, 1996, Pages 239-251

  Zhao, Ping ^a  

^a NONE

Author keywords

Eikonal solution; Fermat's principle; Finite difference method; FORTRAN; Huygens' principle; Ray tracing

Indexed keywords

COMPUTER PROGRAM; EIKONAL SOLUTION; FERMAT'S PRINCIPLE; FINITE DIFFERENCE METHOD; FORTRAN; HUYGENS' PRINCIPLE; RAY TRACING; TRAVELTIME;

EID: 0029730152     PISSN: 00983004     EISSN: None     Source Type: Journal    
DOI: 10.1016/0098-3004(95)00076-3     Document Type: Article

References (6)

1. Cao, S., and Greenhalgh, S., 1994, Finite-difference solution of the eikonal equation using an efficient, first-arrival, wavefront tracking scheme: Geophysics, v. 59, no. 4, p. 632-643.
2. Podvin, P., and Lecomte, I., 1991, Finite-difference computation of traveltimes in very contrasted velocity models: a massively parallel approach and its associated tools: Geophys. Jour. Intern., v. 105, no. 1, p. 271-284.
3. Qin, F., Luo, Yi, Olsen, K. B., Cai, W., and Schuster, G. T., 1992, Finite-difference solution of the eikonal equation along expanding wavefronts: Geophysics, v. 57, no. 3, p. 478-487.
4. Schneider Jr, W. A., Ranzinger, K. A., Balch, A. H., and Kruse, C., 1992, A dynamic programming approach to first arrival traveltime computation in media with arbitrarily distributed velocities: Geophysics, v. 57, no. 1, p. 39-50.
5. Vidale, J. E., 1988, Finite-difference calculation of travel-times: Bull. Seis. Soc. America, v. 78, no. 6, p. 2062-2076.
6. Vidale, J. E., 1990, Finite-difference calculation of travel-times in three dimensions: Geophysics, v. 55, no. 5, p. 521-526.