Patents by Inventor Won-sook Lee

Won-sook Lee 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).

  • Apparatus for and method of constructing multi-view face database, and apparatus for and method of generating multi-view face descriptor
    Patent number: 7643684
    Abstract: An apparatus for generating a multi-view face descriptor includes a multi-view face database storing sets of training face images and sets of test face images, each set including a mosaic view of a single identity; a basis matrix generator generating a basis matrix of the training face images shown from respective viewpoints searched from the multi-view face database; a feature extractor extracting feature vectors of a test face image shown from each viewpoint using the basis matrix of the training face images searched from the multi-view face database; a to-be-registered view selector searching the test face images using the feature vectors extracted by the feature extractor and selecting a plurality of viewpoints as registered viewpoints according to the search results; and a face descriptor generator generating a multi-view face descriptor by synthesizing face descriptors having the plurality of selected viewpoints.
    Type: Grant
    Filed: July 15, 2004
    Date of Patent: January 5, 2010
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Won-sook Lee, Kyung-ah Sohn
  • Apparatus for and method of constructing multi-view face database, and apparatus for and method of generating multi-view face descriptor
    Publication number: 20050013507
    Abstract: An apparatus for generating a multi-view face descriptor includes a multi-view face database storing sets of training face images and sets of test face images, each set including a mosaic view of a single identity; a basis matrix generator generating a basis matrix of the training face images shown from respective viewpoints searched from the multi-view face database; a feature extractor extracting feature vectors of a test face image shown from each viewpoint using the basis matrix of the training face images searched from the multi-view face database; a to-be-registered view selector searching the test face images using the feature vectors extracted by the feature extractor and selecting a plurality of viewpoints as registered viewpoints according to the search results; and a face descriptor generator generating a multi-view face descriptor by synthesizing face descriptors having the plurality of selected viewpoints.
    Type: Application
    Filed: July 15, 2004
    Publication date: January 20, 2005
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Won-sook Lee, Kyung-ah Sohn