An automatic digital image characterization system has a feature extractor, including a segment processor and a feature processor. The segment processor is connected for receiving an image in the form of digitized pixel values; each pixel value having an amplitude and being associated with positional...http://www.google.fr/patents/US7233696?utm_source=gb-gplus-shareBrevet US7233696 - Apparatus and method for characterizing digital images using a two axis image sorting technique
Apparatus and method for characterizing digital images using a two axis ...