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High-resolution hyperbolic Radon transform multiple removal

Posted on:2002-07-22Degree:M.ScType:Thesis
University:University of Alberta (Canada)Candidate:Li, QiangFull Text:PDF
GTID:2460390011499984Subject:Geophysics
Abstract/Summary:
Multiple suppression is a long-standing problem in seismic data processing. This thesis focuses on the development of a multiple suppression method based on the hyperbolic Radon transform.; The application of the Radon transform to the problem of multiple suppression is reviewed. The classic multiple attenuation tool, the parabolic Radon transform, is introduced and compared with the hyperbolic Radon transform. An algorithm was developed to compute high resolution velocity gathers using an inversion procedure capable of increasing the focusing power of the hyperbolic Radon transform.; The algorithm is tested with synthetic data and with a marine data set from the Gulf of Mexico.
Keywords/Search Tags:Hyperbolic radon transform, Multiple
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