Seismic migration and velocity analysis
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Einar Maeland
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Article
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1997
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John Wiley and Sons
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English
โ 935 KB
Migration using an erroneous velocity gives a curve along which the energy is smeared. Associated with this curve is the caustic enveloped by the normal rays. It is possible to compensate for an erroneous velocity by a simple modification of the imaging principle. Formulae are derived for the genera