Improved crossplot analysis using visualization techniques
Christopher P. Ross, Mark A. Sparlin · The Leading Edge · 2000
It is well known that determining if something is anomalous requires the ability to identify what is ordinary or routine. This is very true in our “relative seismic science,” where we routinely talk about anomalies and anomalous responses. For AVO analysis, the routine or ordinary response translates to identification of the background trend. These background trends can vary greatly from basin to basin.