Residence time measuring device, the residence time measuring system and residence time measurement method

摘要

The present invention in the flow line incomplete mobile in the measurement area, the flow line in the measurement area is to be able to obtain a residence time corresponding to a full state. A residence time measuring device for measuring the residence time in the measurement area for each mobile, a flow line acquisition unit 22 that acquires the flow line of each moving body that is detected from the image including the measurement area, the a flow line determination unit 26 determines whether the flow line acquired by the flow line acquisition portion has a missing part in the measurement area by the flow line determination unit, the measuring area is the flow line of the moving object of interest in the case where it is determined as having a missing part, based on the time required for the movement in the measurement area of ​​the other mobile, and the residence time acquisition unit 24 to obtain the residence time obtained by compensating for the missing part, the It is assumed that it is equipped. .BACKGROUND 5