Patents by Inventor Pierre C. Grenier

Pierre C. Grenier has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Weight-based stemming for improving search quality
    Patent number: 8661049
    Abstract: A technique including receiving a search query; identifying a first original query term based on the query; identifying a first expanded query term related to the first original query term; determining a first lexical distance between the first original query term and the first expanded query term; determining a first weight for the first expanded query term based on the determined first lexical distance; identifying a plurality of documents, from among a corpus of documents, as each relevant to the search query, the plurality of documents including a first document identified based on its inclusion of the first expanded query term; ranking the plurality of documents, with the ranking of the first document being based upon the calculated first weight; and generating a response to the search query identifying two or more of the plurality of documents, ordered according to the ranking.
    Type: Grant
    Filed: July 9, 2012
    Date of Patent: February 25, 2014
    Assignee: Zendesk, Inc.
    Inventors: Stefan Will, Pierre C. Grenier
  • WEIGHT-BASED STEMMING FOR IMPROVING SEARCH QUALITY
    Publication number: 20140012841
    Abstract: A technique including receiving a search query; identifying a first original query term based on the query; identifying a first expanded query term related to the first original query term; determining a first lexical distance between the first original query term and the first expanded query term; determining a first weight for the first expanded query term based on the determined first lexical distance; identifying a plurality of documents, from among a corpus of documents, as each relevant to the search query, the plurality of documents including a first document identified based on its inclusion of the first expanded query term; ranking the plurality of documents, with the ranking of the first document being based upon the calculated first weight; and generating a response to the search query identifying two or more of the plurality of documents, ordered according to the ranking.
    Type: Application
    Filed: July 9, 2012
    Publication date: January 9, 2014
    Applicant: ZENDESK, INC.
    Inventors: Stefan Will, Pierre C. Grenier