Patents by Inventor Michel Tourn

Michel Tourn 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).

  • Method and apparatus for combining multiple search workers
    Publication number: 20040103087
    Abstract: A method of combining information from multiple heterogeneous workers comprises transmitting a first search request to a search worker to assist the search worker in searching a first database and returning a first results set. A second search request is directed to a peer worker to assist the peer worker in initiating a search of a second database across a network asynchronously from the search worker and returning a second results set. The first results set and second results set are then incorporated into a composite results set.
    Type: Application
    Filed: November 25, 2002
    Publication date: May 27, 2004
    Inventors: Rajat Mukherjee, John Wang, Wei Zhang, Michel Tourn, Kiam Choo, Rami Smair
  • Apparatus and method for adaptively ranking search results
    Patent number: 6738764
    Abstract: A method of ranking search results includes producing a relevance score for a document in view of a query. A similarity score is calculated for the query utilizing a feature vector that characterizes attributes and query words associated with the document. A rank value is assigned to the document based upon the relevance score and the similarity score.
    Type: Grant
    Filed: May 8, 2001
    Date of Patent: May 18, 2004
    Assignee: Verity, Inc.
    Inventors: Jianchang Mao, Mani Abrol, Rajat Mukherjee, Michel Tourn, Prabhakar Raghavan
  • Apparatus and method for adaptively ranking search results
    Publication number: 20020169754
    Abstract: A method of ranking search results includes producing a relevance score for a document in view of a query. A similarity score is calculated for the query utilizing a feature vector that characterizes attributes and query words associated with the document. A rank value is assigned to the document based upon the relevance score and the similarity score.
    Type: Application
    Filed: May 8, 2001
    Publication date: November 14, 2002
    Inventors: Jianchang Mao, Mani Abrol, Rajat Mukherjee, Michel Tourn, Prabhakar Raghavan