| 摘要 |
<p>A person region information extraction unit (101) detects a person region, which is a region in which persons exist in an image, and generates information person region information describing the person region information. On the basis of the person region information and information specifying a subject being tracked, an accompanying person determination unit (102) specifies at least one accompanying person accompanying the subject being tracked, from the persons included in the person region information, and generates accompanying person information, which is information describing the accompanying person. Using the person region information, a distinctive person selection unit (103) selects a distinctive person, which is a person having a unique characteristic amount, from the accompanying persons who have been specified by means of the accompanying person determination information, and generates distinctive person information, which is information describing the distinctive person. A person tracking unit (104) calculates a tracking result for the distinctive person on the basis of the person region information and the distinctive person selection information.</p> |
