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Prediction and Subtraction of Multiples from Complex Water-Bottom
- Publisher: European Association of Geoscientists & Engineers
- Source: Conference Proceedings, 61st EAGE Conference and Exhibition, Jun 1999, cp-132-00011
- ISBN: 978-90-73781-10-8
Abstract
The main differences between our scheme for prediction and subtraction of multiples from complex water-bottom and other wave-equation approaches (see references) are the following : 1) By applying the adaptive subtraction of the predicted multiples in the tau-p domain, we take into account the angle-dependency of the reflection coefficients from the water-bottom ; 2) We do not split the subtraction procedure into two steps - first subtraction of the 'pure' multiples and receiver-side peg-legs, then subtraction of source-side peg-legs.