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.

Date of Patent:
Jun. 06, 2017

Filed:

Feb. 25, 2014
Applicant:

Omron Corporation, Kyoto-shi, Kyoto, JP;

Inventors:

Yoshihisa Minato, Kyoto, JP;

Yukiko Yanagawa, Nara, JP;

Yasuyuki Ikeda, Shiga, JP;

Yutaka Kiuchi, Shiga, JP;

Yutaka Kato, Kyoto, JP;

Assignee:

OMRON Corporation, Kyoto, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K 9/34 (2006.01); G06T 7/00 (2017.01); G06K 9/46 (2006.01); G06T 7/11 (2017.01); G06T 7/194 (2017.01); G06T 7/136 (2017.01);
U.S. Cl.
CPC ...
G06T 7/0081 (2013.01); G06K 9/34 (2013.01); G06K 9/4652 (2013.01); G06T 7/11 (2017.01); G06T 7/136 (2017.01); G06T 7/194 (2017.01); G06K 2209/19 (2013.01); G06T 2200/24 (2013.01); G06T 2207/10016 (2013.01); G06T 2207/10024 (2013.01); G06T 2207/20076 (2013.01); G06T 2207/20081 (2013.01); G06T 2207/20101 (2013.01); G06T 2207/20104 (2013.01); G06T 2207/30196 (2013.01); G06T 2207/30201 (2013.01);
Abstract

An area partitioning method for partitioning an image into a foreground and a background includes a foreground designation step of causing a user to designate a part of pixels in an area that should be the foreground in the image as a foreground designating pixel, an estimation step of estimating a foreground color distribution and a background color distribution based on a color of the foreground designating pixel designated by the user, and an area partition step of partitioning the image into a foreground area and a background area with the estimated foreground color distribution and the estimated background color distribution as a condition. The estimation step includes dividing the color distribution of the image into a plurality of clusters, and selecting at least one cluster having a large relationship with the foreground designating pixel designated by the user in the plurality of clusters as the foreground color distribution.


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