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Classifying queries

  • US 9,229,974 B1
  • Filed: 10/22/2012
  • Issued: 01/05/2016
  • Est. Priority Date: 06/01/2012
  • Status: Active Grant
First Claim
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1. A method comprising:

  • receiving, by a computer processor, a query that includes one or more query terms;

    extracting, by the computer processor, one or more entity identifiers from one or more search results that are responsive to the query;

    determining, by the computer processor, whether all of the extracted entity identifiers match or do not match at least one of the one or more query terms; and

    classifying the query as a description-triggering query or as an entity-triggering query, the query being classified as a description-triggering query based on determining that all of the extracted entity identifiers match the at least one of the one or more query terms, or the query being classified as an entity-triggering query based on determining that all of the extracted entity identifiers do not match the at least one of the one or more query terms;

    wherein a description triggering query is a query for which a natural language snippet associated with one or more of the search results is provided as an answer to the query, and wherein an entity-triggering query is a query for which an entity identifier that does not match one or more of the query terms is provided as an answer to the query.

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