发明名称 Information retrieval engine
摘要 A system, method, and computer program product retrieve information associated with the signals. The information retrieval can be performed on a signal by quantizing the signal, forming words, and indexing based on weights of the words. The words are formed by grouping letters together to form a number of words within predetermined threshold values. The weights of the words are determined using a binomial log likelihood ratio analysis. The present invention may be applied to identification of an unknown song.
申请公布号 US7720852(B2) 申请公布日期 2010.05.18
申请号 US20060472792 申请日期 2006.06.22
申请人 YAHOO! INC. 发明人 DUNNING TED E.
分类号 G06F17/30 主分类号 G06F17/30
代理机构 代理人
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