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Patent Searching and Data


Title:
BEHAVIOR RECOGNITION SERVER, BEHAVIOR RECOGNITION SYSTEM, AND BEHAVIOR RECOGNITION METHOD
Document Type and Number:
WIPO Patent Application WO/2021/192399
Kind Code:
A1
Abstract:
A behavior recognition server (1) has: a sensor information acquisition unit (11) that acquires, from a collection of sensors (2) for detecting an observee (2u), sensor information of each of the sensors (2); a sensor information conversion unit (11T) that, on the basis of reaction time when the observee (2u) is detected in the sensor information in a chronological order, converts the sensor information into a probability density function of a temporal direction where the reaction time is set as the maximum value; a behavior classification unit (14) that classifies the behavior of the observee (2u) at each time; and a behavior output unit (17) that converts the classified behavior of the observee (2u) into data and outputs the data.

Inventors:
SANO KENTAROH (JP)
OOHIRA AKIYOSHI (JP)
TANAKA SACHI (JP)
YAO ZHUONAN (JP)
KYOYA KOHEI (JP)
TSUBURAYA YUSUKE (JP)
Application Number:
PCT/JP2020/042057
Publication Date:
September 30, 2021
Filing Date:
November 11, 2020
Export Citation:
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Assignee:
HITACHI LTD (JP)
International Classes:
G08B21/02; G08B25/04; G16H80/00; H04M11/00
Foreign References:
JP2004145820A2004-05-20
JP2019087179A2019-06-06
US20030229471A12003-12-11
Attorney, Agent or Firm:
ISONO INTERNATIONAL PATENT OFFICE, P.C. (JP)
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