Kirchhoff prestack depth migration in velocity models with and without gradients: Comparison of triclinic anisotropy with simpler anisotropies
Vaclav Bucha
Introduction
Anisotropic velocity models with a velocity gradient
Shots and receivers
Recorded wave field
3-D Kirchhoff prestack depth migration
Migration using
correct
velocity model with triclinic anisotropy and velocity gradient
Migration using
incorrect
velocity models
Conclusions