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Hierarchical Methods and Apparatus for Extracting User Intent from Spoken Utterances

  • US 20080221903A1
  • Filed: 05/22/2008
  • Published: 09/11/2008
  • Est. Priority Date: 08/31/2005
  • Status: Abandoned Application
First Claim
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1. A method for determining intent associated with a spoken utterance of a user, comprising the steps of:

  • obtaining decoded speech uttered by the user; and

    extracting an intent from the decoded speech uttered by the user, wherein the intent is extracted in an iterative manner such that a first class is determined after a first iteration and at least one sub-class of the first class is determined after at least a second iteration, the first class and the at least one sub-class of the first class being hierarchically indicative of the intent of the user.

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