Patents by Inventor Miki Kiyokazu

Miki Kiyokazu 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).

  • WORD CATEGORY ESTIMATION APPARATUS, WORD CATEGORY ESTIMATION METHOD, SPEECH RECOGNITION APPARATUS, SPEECH RECOGNITION METHOD, PROGRAM, AND RECORDING MEDIUM
    Publication number: 20110173000
    Abstract: A word category estimation apparatus (100) includes a word category model (5) which is formed from a probability model having a plurality of kinds of information about a word category as features, and includes information about an entire word category graph as at least one of the features. A word category estimation unit (4) receives the word category graph of a speech recognition hypothesis to be processed, computes scores by referring to the word category model for respective arcs that form the word category graph, and outputs a word category sequence candidate based on the scores.
    Type: Application
    Filed: December 19, 2008
    Publication date: July 14, 2011
    Inventors: Hitoshi Yamamoto, Miki Kiyokazu