TWO WAY LOCAL FEATURE MATCHING TO IMPROVE VISUAL SEARCH ACCURACY

摘要

In accordance with an aspect of the present disclosure, a method to perform a visual search by a visual search server is provided. The method includes receiving a visual search request including information relating to distinctive features within a query image, performing a forward matching operation on the distinctive features within the query image to distinctive features within each of the one or more repository images, if predetermined criteria are met, performing a backward matching operation on distinctive features within each of the one or more repository images to the distinctive features within the query image, and determining whether each of the one or more repository images correlates to the query image based upon results of at least one of the first matching operation and the second matching operation.