Patent ID: 7617188
Filing Date: 2009-11-10
Classification: G06F,G10L,Y10S

Abstract:
1. A method of searching for audio features within multimedia files, comprising: specifying one or more classes of audio sounds, each of the classes comprising acoustic characteristics of a range of sounds; searching an audio track of a multimedia file to detect occurrences of the classes using statistical attributes respectively associated with the classes, wherein the range of sounds of a given class satisfy statistical attributes of the given class, and wherein the searching step is effective irrespective of whether any occurrence of the audio track of the multimedia file was used to generate the statistical attributes of the classes; retrieving at least a segment of the searched multimedia file, if the segment contains at least one occurrence of the classes specified in the specifying step; and providing, to a user, the retrieved segment of the multimedia file, wherein the user examines the retrieved segment of the multimedia file to determine at least one of a content of the file, a context of the file, and a relevance of the file.