Patent ID: 7765462
Filing Date: 2010-07-27
Classification: G06F,Y10S

Abstract:
1. A method for finding documents which relate to a portion of a temporal document, comprising: (a) in response to a signal of interest at a particular time during the temporal document, identifying a temporal range of the temporal document for which related documents are to be found, the signal of interest indicating interest in a sequence of material presented over the temporal range; (b) selecting text associated with the sequence of material presented over the temporal range of the temporal document; (c) finding the related documents by use of information retrieval techniques as applied to the selected text, wherein the related documents are selected from a collection of documents according to scores associated with the documents, said scores for each document based on a summation of term scores for at least a subset of the terms of the selected text, the term score of a term is weighted according to a temporal position of the term within the temporal range.