Patents by Inventor Eric Sven Ristad

Eric Sven Ristad 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).

  • Learning edit distance costs
    Patent number: 6295524
    Abstract: Edit distance costs or similarity of two data strings is optimized, or the costs are minimized, based upon a learning algorithm using examples of similar strings, i.e. learning data. In this manner, the costs are learned rather than being a predetermined fixed or engineered table of entries.
    Type: Grant
    Filed: October 29, 1996
    Date of Patent: September 25, 2001
    Assignees: NEC Research Institute, Inc., Princeton University
    Inventors: Peter N. Yianilos, Eric Sven Ristad