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:
Jan. 18, 2022

Filed:

Nov. 24, 2017
Applicant:

Peking University Shenzhen Graduate School, Shenzhen, CN;

Inventors:

Ge Li, Shenzhen, CN;

Chunbiao Zhu, Shenzhen, CN;

Wenmin Wang, Shenzhen, CN;

Ronggang Wang, Shenzhen, CN;

Tiejun Huang, Cheney, CN;

Wen Gao, Guangdong, CN;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06K 9/46 (2006.01); G06K 9/62 (2006.01);
U.S. Cl.
CPC ...
G06K 9/4671 (2013.01); G06K 9/4652 (2013.01); G06K 9/6223 (2013.01);
Abstract

A back-propagation significance detection method based on depth map mining, comprising: for an input image I, at a preprocessing phase, obtaining a depth image Iand an image Cwith four background corners removed of the image I; at a first processing phase, carrying out positioning detection on a significant region of the image by means of the obtained image Cwith four background corners removed and the obtained depth image Ito obtain the preliminary detection result Sof a significant object in the image; then carrying out depth mining on a plurality of processing phases of the depth image Ito obtain corresponding significance detection results; and then optimizing the significance detection result mined in each processing phase by means of a back-propagation mechanism to obtain a final significance detection result map. The method can improve the detection accuracy of the significance object.


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