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Decoding multiple HMM sets using a single sentence grammar

  • US 20050187771A1
  • Filed: 02/04/2005
  • Published: 08/25/2005
  • Est. Priority Date: 07/31/2000
  • Status: Active Grant
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1. A speech recognizer for decoding a plurality of model sets using a generic base grammar network composed of base-symbols comprising:

  • means for constructing recognition paths defined on expanded-symbols wherein each expanded-symbol references a model contained in one of the model sets, and a means for determining expanded-symbols by a conversion function that maps a base-symbol of the generic base grammar network to a plurality of expanded-symbols and an expanded-symbol to its corresponding base-symbol.

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