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Query formulation and search in the context of a displayed document

  • US 9,342,601 B1
  • Filed: 02/22/2013
  • Issued: 05/17/2016
  • Est. Priority Date: 02/24/2012
  • Status: Active Grant
First Claim
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1. A method comprising:

  • receiving a partial query entered by a user into a search field in a user interface on a computing device, and receiving data indicating a document displayed on the computing device during entry of the partial query, wherein the user interface displays the document within an application different from an application including the search field, wherein at least one of the applications is different from a web browser, wherein the document includes content comprising metadata and text, and wherein the text includes terms;

    identifying query completions for the partial query based on one or more terms of the partial query, wherein at least one query completion of the query completions includes the one or more terms of the partial query and at least one term from the document that is different and in addition to the one or more terms of the partial query;

    identifying initial ranking scores for the query completions, wherein the initial ranking score for the at least one query completion is based at least in part on popularity of the at least one query completion;

    calculating similarity scores for the query completions, wherein calculating a similarity score for a given query completion of the query completions is based at least in part on similarity between the given query completion and the content in the displayed document;

    ranking the query completions based on the similarity scores and the initial ranking scores;

    selecting one or more of the query completions as refined query completions for the partial query based at least in part on the ranking; and

    providing the refined query completions for display on the computing device.

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