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Stable Reverse-time Migration in Variable-tilt TI Media
- Publisher: European Association of Geoscientists & Engineers
- Source: Conference Proceedings, 71st EAGE Conference and Exhibition incorporating SPE EUROPEC 2009, Jun 2009, cp-127-00043
- ISBN: 978-90-73781-67-2
Abstract
Pseudo-acoustic modeling and reverse-time migration can be sensitive to phase velocity specifications in propagating waves in anisotropic media. The 2nd-order pseudo-acoustic equations with Alkhalifah's approximation can result in unstable extrapolation i