Patents by Inventor Etsuro Fujita

Etsuro Fujita 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 of, apparatus for, and computer program for mapping contents having meta-information
    Patent number: 7363311
    Abstract: A method of mapping a large number of items of contents each having meta-information to a low dimensional space so that the map of the contents reflects the meta-information. The method includes the steps of assigning a concept vector to each item of contents, adjusting the distance between two items of contents so that the closer the classification information of the two items of contents match, the more the distance is reduced, and assigning position information in the low dimensional space to each item of contents based on the adjusted distance.
    Type: Grant
    Filed: November 15, 2002
    Date of Patent: April 22, 2008
    Assignee: Nippon Telegraph and Telephone Corporation
    Inventors: Etsuro Fujita, Shinji Miyahara, Shinji Abe, Yasuhito Hayashi
  • Method of, apparatus for, and computer program for mapping contents having meta-information
    Publication number: 20030093432
    Abstract: A method of mapping a large number of items of contents each having meta-information to a low dimensional space so that the map of the contents reflects the meta-information. The method includes the steps of assigning a concept vector to each item of contents, adjusting the distance between two items of contents so that the closer the classification information of the two items of contents match, the more the distance is reduced, and assigning position information in the low dimensional space to each item of contents based on the adjusted distance.
    Type: Application
    Filed: November 15, 2002
    Publication date: May 15, 2003
    Applicant: NIPPON TELEGRAPH AND TELEPHONE CORP.
    Inventors: Etsuro Fujita, Shinji Miyahara, Shinji Abe, Yasuhito Hayashi