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Yousefzadeh et al., 2011 - Google Patents

Migration velocity analysis of incomplete/irregular data using least squares Kirchhoff migration

Yousefzadeh et al., 2011

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Document ID
2098163661510051861
Author
Yousefzadeh A
Bancroft J
Margrave G
Publication year
Publication venue
CREWS report

External Links

Snippet

In order to attenuate the migration artifacts and increase the spatial resolution of the subsurface reflectivity, conventional migration can be replaced by the least squares prestack migration (LSPSM). However, this is a costly procedure and also requires a good knowledge …
Continue reading at www.crewes.org (PDF) (other versions)

Classifications

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    • G01V1/28—Processing seismic data, e.g. analysis, for interpretation, for correction
    • G01V1/36—Effecting static or dynamic corrections on records, e.g. correcting spread; Correlating seismic signals; Eliminating effects of unwanted energy
    • G01V1/364—Seismic filtering
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    • G01V1/28—Processing seismic data, e.g. analysis, for interpretation, for correction
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    • G01V1/362—Effecting static or dynamic corrections; Stacking
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    • G01V1/28—Processing seismic data, e.g. analysis, for interpretation, for correction
    • G01V1/30—Analysis
    • G01V1/303—Analysis for determining velocity profiles or travel times
    • G01V1/305—Travel times
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    • G01V1/37—Effecting static or dynamic corrections on records, e.g. correcting spread; Correlating seismic signals; Eliminating effects of unwanted energy specially adapted for seismic systems using continuous agitation of the ground, e.g. using pulse compression of frequency swept signals for enhancement of received signals
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    • G01V1/005—Seismic data acquisition in general, e.g. survey design with exploration systems emitting special signals, e.g. frequency swept signals, pulse sequences or slip sweep arrangements
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    • G—PHYSICS
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