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:
Mar. 22, 2022

Filed:

Dec. 20, 2017
Applicant:

Beijing Sankuai Online Technology Co., Ltd, Beijing, CN;

Inventor:

Liping Kang, Beijing, CN;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06N 3/04 (2006.01); G06V 30/24 (2022.01); G06K 9/62 (2022.01); G06N 3/02 (2006.01);
U.S. Cl.
CPC ...
G06V 30/248 (2022.01); G06K 9/6218 (2013.01); G06K 9/6268 (2013.01); G06N 3/02 (2013.01); G06N 3/0454 (2013.01);
Abstract

The present application provides an image feature acquisition method and a corresponding apparatus. According to an example of the method, a classification model may be trained by using preset classes of training images, and similar image pairs may be determined based on the training images; classification results from the classification model are tested by using verification images to determine nonsimilar image pairs; and the classification model is optimized based on the similar image pairs and the nonsimilar image pairs. In this way, the optimized classification model may be used to acquire image features.


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