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Alain Bamberger

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Proceedings Papers

Paper presented at the 1994 SEG Annual Meeting, October 23–28, 1994
Paper Number: SEG-1994-1351
... slowness field perturbation equation approximation expression Gradient calculation of the traveltime cost function without ray tracing Alain Sei* and William W. Symes, Rice University SM6.7 SUMMARY Gradient based traveltime tomography algorithms require the com- putation of the gradient...
Proceedings Papers

Paper presented at the 1995 SEG Annual Meeting, October 8–13, 1995
Paper Number: SEG-1995-1258
... calculation syme upstream oil & gas adjoint equation equation numerical scheme Convergent finite-difference traveltime gradient for tomography SMod1.5 Alain Sei* and William W. Symes, Rice University SUMMARY Gradient based traveltime tomography algorithms require the com- putation of the gradient...

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