Title:
VIDEO ANALYZING SYSTEM AND VIDEO ANALYZING METHOD
Document Type and Number:
WIPO Patent Application WO/2022/059223
Kind Code:
A1
Abstract:
This invention sets a monitoring significance for each of a plurality of persons having interacted with each other in a monitoring area and achieves reduction of the workload of a monitoring and reacting person as well as reduction of system's processing load. For this purpose, this video analyzing system for detecting events in a monitoring area by use of video obtained by imaging the monitoring area comprises: an interaction detecting unit that, on the basis of the video, detects interaction being an event caused by participation of a plurality of persons and that outputs the type of the interaction and the directions of the interaction each indicating how a respective one of the plurality of persons has participated in the interaction together with the other or the others; a monitoring significance determining unit that compares the type and directions of the interaction with predetermined monitoring reference information to determine a monitoring significance for each of the plurality of persons having participated in the interaction; and an output control unit that outputs a detection result of the event on the basis of the monitoring significance.
Inventors:
ITO YOSHIKI (JP)
MORITA KENICHI (JP)
MORITA KENICHI (JP)
Application Number:
PCT/JP2021/005097
Publication Date:
March 24, 2022
Filing Date:
February 10, 2021
Export Citation:
Assignee:
HITACHI LTD (JP)
International Classes:
H04N7/18; G06T7/20
Foreign References:
| JP2017028561A | 2017-02-02 | |||
| JP2017046196A | 2017-03-02 | |||
| JP2019213116A | 2019-12-12 | |||
| JP2019193089A | 2019-10-31 | |||
| JP2019029747A | 2019-02-21 | |||
| JP2017135549A | 2017-08-03 | |||
| JP2017225122A | 2017-12-21 |
Attorney, Agent or Firm:
SUNNEXT INTERNATIONAL PATENT OFFICE (JP)
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