Patent ID: 8176509
Filing Date: 2012-05-08
Classification: H04H,H04N

Abstract:
1. A method for sending messages to users related to video content, the method comprising, receiving interactive data indicating points of interest within the video content from the users, the points of interest being selected by users during viewing of the video content; determining spatiotemporal clusters of the points of interest; determining an object of the video content indicated by each of the spatiotemporal clusters; creating a message associated with each of the determined objects, each message containing information relating to its corresponding object; and sending each of the messages to the users whose selected points of interest correlate with the objects associated with the messages; and wherein the determining spatiotemporal clusters of the points of interest comprises, determining spatiotemporal density of the points of interest based upon geometric distances between points of interest within frames of the video content and temporal distances between points of interest in different frames of the video content, and determining the spatiotemporal clusters to be those regions of the video content having the highest spatiotemporal density; wherein each of the operations of the method is executed by a processor.