Title:
FLAME DETECTION DEVICE, FLAME DETECTION METHOD, AND PROGRAM
Document Type and Number:
Japanese Patent JP2023140881
Kind Code:
A
Abstract:
To accurately determine whether or not a flame is shown in an image even when a fire occurs in a movable body.SOLUTION: A flame detection device comprises: an acquisition unit which acquires a plurality of object images obtained by imaging a monitoring object in time-series; an extraction unit which extracts a flame candidate region from each object image acquired by the acquisition unit; and a determination unit which calculates such an index that an object shown in the flame candidate region shows a flame-like movement by using a fluctuation degree of a movement amount of a tracking point set in the flame candidate region with respect to an average value of the movement amount, and determines whether or not a flame is shown in the flame candidate region on the basis of the calculated index.SELECTED DRAWING: Figure 2
Inventors:
NAKAMURA YOSHIO
MORI TOMOHIKO
NODA YUSUKE
KUKI YUYA
MORI TOMOHIKO
NODA YUSUKE
KUKI YUYA
Application Number:
JP2022046926A
Publication Date:
October 05, 2023
Filing Date:
March 23, 2022
Export Citation:
Assignee:
HOCHIKI CO
International Classes:
G06T7/262; G01P13/00
Attorney, Agent or Firm:
Yasushi Matsunuma
Kenichi Kawabuchi
Naoyuki Takada
Kenichi Kawabuchi
Naoyuki Takada