Patent ID: 8639689
Filing Date: 2014-01-28
Classification: G06F,G06K,Y10S

Abstract:
1. A method implemented by a computer comprising at least one processor for ranking images with respect to query attributes, the method comprising: in response to a query comprising a plurality of specified facial attributes that are each discernable from face image data, estimating locations of a plurality of facial regions that are each relevant to different ones of the specified facial attributes, and wherein the plurality of facial regions are distinct and different from each other; extracting a plurality of different features from the estimated facial regions of each of a plurality of database facial images; ranking the database facial images in each of a plurality of base layer rankings by matching feature vectors to a base layer ranking sequence as a function of edge weights, wherein the feature vectors are each a relevance of the features extracted from one of the images to one of the attributes relevant to one of the estimated regions, wherein each of the plurality of base layer region-feature rankings are for different ones of the plurality extracted features and the plurality of attributes; ranking the database facial images in each of a plurality of second-layer rankings by: ranking the images for relevance to the query as a function of the second-layer rankings.