Analysis of a Depth Model - Common Offset Depth Migration as a Velocity Analysis Tool

Time domain processing has been extensively developed during the eighties to the stage that, with DMO, good quality images can be formed for most situations. However, in structurally complex areas, converting the time image to a correct depth image has been a serious problem. Recently, prestack depth migration has attracted more and more attention because of its capability of placing the image at the correct location, laterally and vertically.