ACTION IDENTIFICATION DEVICE, ACTION IDENTIFICATION METHOD, AND ACTION IDENTIFICATION PROGRAM

摘要

In the present invention, a skeletal information acquisition unit (22) targets each of multiple subjects, who are a plurality of persons appearing in video data acquired by a video acquisition unit (21), and thereby acquires skeletal information indicating the position of joints of a skeleton for a targeted subject. An action identification unit (24) identifies, from the skeletal information for each of the plurality of subjects acquired by the skeletal information acquisition unit (22), an action taken by the plurality of subjects by taking into consideration a mutual action, which is an action taken by the plurality of subjects that has mutual impact.