System and method for inferring user intent from speech inputs

  • US 10,769,385 B2
  • Filed: 11/29/2018
  • Issued: 09/08/2020
  • Est. Priority Date: 06/09/2013
  • Status: Active Grant
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First Claim
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1. A non-transitory computer readable storage medium storing one or more programs, the one or more programs comprising instructions, which when executed by an electronic device with one or more processors and memory, cause the device to:

  • receive audio input containing a user utterance;

    perform speech-to-text processing on the audio input to determine a plurality of text representations of the user utterance and a plurality of speech recognition scores for the plurality of text representations;

    perform natural language processing on each of the plurality of text representations to determine a plurality of candidate user intents and a plurality of intent deduction scores for the plurality of candidate user intents;

    determine a plurality of composite scores for the plurality of candidate user intents based on a combination of the plurality of speech recognition scores and the plurality of intent deduction scores;

    select a user intent from the plurality of candidate user intents based on the plurality of composite scores; and

    perform a task corresponding to the selected user intent.

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