The invention provides methods of relating a plurality of images based on measures of similarity. The methods of the invention are useful in the segmentation of a sequence of colposcopic images of tissue, for example. The methods may be applied in the determination of tissue characteristics in acetowhitening...http://www.google.fr/patents/US7260248?utm_source=gb-gplus-shareBrevet US7260248 - Image processing using measures of similarity