The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 12, 2013
Filed:
Aug. 06, 2009
Applicants:
Satoshi Ito, Tokyo, JP;
Tomoki Watanabe, Tokyo, JP;
Kentaro Yokoi, Kanagawa, JP;
Inventors:
Assignee:
Kabushiki Kaisha Toshiba, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K 9/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A feature extraction apparatus includes a pixel feature calculator configured to calculate a plurality of pixel features for each of pixels included in a plurality of pieces of image data; a co-occurrence frequency calculator configured to calculate co-occurrence frequencies of the pixel features by comparing the pixel features among corresponding pixels in the pieces of image data; and a co-occurrence frequency output unit configured to output the co-occurrence frequencies.