Patent ID: 8559731

Claim:
A system for personalized tag ranking of images, the system comprising: a reference image searcher configured to identify within a reference image collection any images that are similar to an input image in accordance with a first predefined image similarity measurement; a source image searcher configured to identify within a source image collection any images that have associated tags that are similar to a set of a plurality of input tags in accordance with a predefined tag similarity measurement, wherein said set of input tags is associated with said input image, and wherein each of said input tags includes at least one word describing a characteristic of said input image; an image comparer configured to identify among said images identified by said source image searcher any images that are similar to said images identified by said reference image searcher in accordance with a second predefined image similarity measurement, and calculate a weight for each of a plurality of tag pairs, wherein each of said tags in each of said tag pairs is associated with a different subset of said images identified by said image comparer, and wherein said weight is calculated in accordance with a predefined weight function; and a tag ranker configured to rank said plurality of input tags of said input image in accordance with a predefined ranking function as applied to said tag pair weights.