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Data sets Publications Expeditions Thesaurus
AVO methods  search
UFamplitude variation with offset
 amplitude-versus-offset analysis
RTgeophysical methods
 geophones
 reflection methods
 seismic methods
 amplitude
 hydrocarbon indicators
SNSeismic technique frequently used in hydrocarbon exploration. Before 1993, also search offset and amplitude. Added to Thesaurus in 1993.