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:
Sep. 10, 2024

Filed:

Oct. 07, 2019
Applicant:

Nec Corporation, Tokyo, JP;

Inventors:

Hayato Itsumi, Tokyo, JP;

Takanori Iwai, Tokyo, JP;

Florian Beye, Tokyo, JP;

Yusuke Shinohara, Tokyo, JP;

Assignee:

NEC CORPORATION, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06V 10/94 (2022.01); G06T 7/12 (2017.01); G06V 10/776 (2022.01); G06V 10/82 (2022.01); G06V 20/40 (2022.01); G06V 30/19 (2022.01);
U.S. Cl.
CPC ...
G06V 10/95 (2022.01); G06T 7/12 (2017.01); G06V 10/776 (2022.01); G06V 10/82 (2022.01); G06V 20/49 (2022.01); G06V 30/1916 (2022.01);
Abstract

According to the present disclosure, a video analysis method and a video analysis system in which video analysis accuracy at a cloud server and an edge is improved is provided. The video analysis method includes a first image analysis step of analyzing an input image frame on the edge side, a difference value estimation step of estimating a difference value between an evaluation value of an analysis result in the first image analysis step and an evaluation value of an analysis result being predicted when the input image frame is analyzed by the cloud server, and a filtering step of determining whether to transmit the input image frame to the cloud server, based on the difference value.


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