LEFT OBJECT MONITORING DEVICE, LEFT OBJECT MONITORING SYSTEM AND LEFT OBJECT MONITORING METHOD COMPRISING THE SAME

摘要

PROBLEM TO BE SOLVED: To control an alarm time according to a suspicious degree or a risk degree of a left object.SOLUTION: A left object monitoring device 3 comprises: an image acquisition part 11 for acquiring an image of a monitoring area which is imaged by an imaging device 2; an object tracking part 21 for detecting objects which appear in the monitoring area from the image, then tracking the detected object between images, for every detected object; a left object detection part 22 for detecting the object which is not displaced for a period longer than a prescribed period, as a left object, based on the tracking result for every object detected by the object tracking part; a left object kind determination part 23 for determining a kind of the detected left object; and an alarm time control part 13 for controlling an alarm time since the left object is detected, until an alarm is given, based on the determined kind of the left object.SELECTED DRAWING: Figure 1