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Key word and key phrase based speech recognizer for information retrieval systems

  • US 20030204399A1
  • Filed: 04/25/2002
  • Published: 10/30/2003
  • Est. Priority Date: 04/25/2002
  • Status: Abandoned Application
First Claim
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1. A method for constructing a dynamic vocabulary for a speech recognizer used with a database of indexed documents, comprising:

  • indexing each of a plurality of documents in the database;

    extracting key words from each indexed document; and

    storing the key words as entries in the vocabulary of the speech recognizer.

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