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Method for interacting with users of speech recognition systems

  • US 7,917,368 B2
  • Filed: 02/25/2008
  • Issued: 03/29/2011
  • Est. Priority Date: 02/25/2008
  • Status: Active Grant
First Claim
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1. A computer implemented method for interacting with a user via a speech-based user interface, comprising the steps of:

  • acquiring spoken input from a user in a form of a phrase of one or more words;

    determining, using a plurality of different domains, whether the phrase is a query or a command; and

    retrieving and presenting relevant items from a plurality of databases if the phrase is the query; and

    otherwiseperforming an operation if the phrase is a command, and wherein all possible items form a set of items, and further comprising;

    grouping items in the set into subsets of items, in which each subset of items forms one of the plurality of domains;

    retrieving the items from one or more of the plurality of domains in response to the query; and

    selecting a particular domain as most relevant to the query if the retrieved items are least likely to have been obtained by random draw from the entire set of items.

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