PERSON TRACKING DEVICE, PERSON TRACKING METHOD, AND NON-TRANSITORY COMPUTER READABLE MEDIUM STORING PERSON TRACKING PROGRAM

摘要

A person region information extraction unit (101) detects a person region where a person appearing in a video belongs, and generates person region information describing information of the person region. An accompanying person determination unit (102) identifies at least one accompanying person accompanying a tracking target person among persons included in the person region information based on the person region information and information specifying a tracking target person, and generates accompanying person information describing the accompanying person. A distinctive person selection unit (103) selects a distinctive person having a salient feature using the person region information among the accompanying person specified by the accompanying person information, and generates distinctive person information describing the distinctive person. A person tracking unit (104) calculates a tracking result for the distinctive person based on the person region information and the distinctive person information.