Patent ID: 8705814

Claim:
An apparatus for detecting an upper body, comprising: an omega field detecting unit configured to detect an omega field including a shape formed of a face and a shoulder line of a human from a target image, the omega field detecting unit including: a resizing unit configured to reduce a width or a length of the target image by a predetermined percentage; a first feature deducing unit configured to deduce a weight of coordinates of the reduced target image and deduce a first feature on the basis of the deduced weight; and an omega field judging unit configured to judge whether the omega field is included in the target image by comparing the first feature with a reference value; a face detecting unit configured to detect whether the human face is included in the omega field; a side/rear verifying unit configured to verify whether a side or a rear of a human exists in the omega field if the human face is not detected by the face detecting unit; and an upper body judging unit configured to judge whether the upper body of a human is included in the target image on the basis of a result of detecting the human face and configured to judge whether the upper body of a human is included in the target image on the basis of a result of verifying whether a side or a rear of a human exists in the omega field.