supported by the National 863 Program (Grant No.2006AA06Z206,Sustained supported);the National Science and Technology Major Project (Grant No.2008ZX05006-004);SinoPec Group Marine Facies Research (Grant No.08370502000410)
Pre-stack depth migration velocity analysis is one of the keys to influencing the imaging quality of pre-stack migration.In this paper we cover a residual curvature velocity analysis method on angle-domain common imag...
sponsored by the 863 Program (Grant No.2006AA06Z206);the 973 Program (Grant No.2007CB209605)
The common reflection surface (CRS) stack is based on the local dip of the reflector and the reflection response within the first Fresnel zone. During the CRS stack all the information given by a multi-coverage refl...
supported by the National 863 Program(Grant No.2006AA06Z206);the National 973 Program(Grant No.2007CB209605);CNPC geophysical laboratories and Ph.D innovative funding in China University of Petroleum(East China)
Traditional pre-stack depth migration can only provide subsurface structural information. However, simple structure information is insufficient for petroleum exploration which also needs amplitude information proporti...