Patents by Inventor Lawrence Darlow

Lawrence Darlow 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).

  • Prediction of query difficulty for a generic search engine
    Publication number: 20060085399
    Abstract: A query difficulty prediction unit includes a query difficulty predictor to determine the extent of overlap between query documents received from a search engine operating on an input query and sub-query documents received from the search engine operating on sub-queries of the input query. The unit generates a query difficulty prediction from the extent of overlap.
    Type: Application
    Filed: October 19, 2004
    Publication date: April 20, 2006
    Applicant: International Business Machines Corporation
    Inventors: David Carmel, Lawrence Darlow, Shai Fine, Elad Yom-Tov