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:
Oct. 18, 2016

Filed:

Apr. 01, 2016
Applicant:

Stradvision, Inc., San Jose, CA (US);

Inventors:

Hak-Kyoung Kim, Gyeongsangbuk-do, KR;

Woonhyun Nam, Gyeongsangbuk-do, KR;

Assignee:

StradVision Korea, Inc., Pohang, Gyeongbuk, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K 9/62 (2006.01); G06K 9/00 (2006.01); G06K 9/46 (2006.01);
U.S. Cl.
CPC ...
G06K 9/00536 (2013.01); G06K 9/4642 (2013.01); G06K 9/6201 (2013.01); G06K 9/6212 (2013.01); G06K 9/6265 (2013.01); G06K 9/6267 (2013.01);
Abstract

A method for learning a rejector is provided. The method includes steps of: acquiring features from positive images and negative images of the classification tree; and deciding a specific feature ID and a specific threshold by which a minimum classification error is derived by referring to a histogram of features of positive images and that of features of negative images if a number of images classified to a k-th node is larger than that classified to a brother node of the k-th node as a result of classifying images acquired with respect to a parent node of the k-th node based on a determined feature ID and a determined threshold for the parent node and then allocating the specific feature ID and the specific threshold in nodes, which have depth equal to the k-th node of the classification tree.


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