The data is broken down into parameters such as a Shape Comparison, Grayscale Comparison, Wavelet Comparison, and Color...http://www.google.com/patents/US7565008?utm_source=gb-gplus-sharePatent US7565008 - Data capture and identification system and processAdvanced Patent SearchPublication numberUS7565008 B2Publication typeGrantApplication numberUS 11/342,094Publication dateJul 21, 2009Filing dateJ