| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an apparatus for estimating a posture capable of effectively and stably estimating a body posture while taking a concealed region of the body into account. <P>SOLUTION: The apparatus for estimating a posture is composed of a posture dictionary A holding image features with concealed region information and a tree structure of postures constituted on the basis of image features, an image-capture part 1, an image feature extraction part 2, a posture prediction part 3 predicting a posture by acquiring concealed region information into account, and a posture estimation part 4 estimating a posture by using the tree structure. The posture prediction part 3 predicts a posture by expanding a prediction range of a motion model for a region which is concealed larger than that for a region which is not concealed from previous posture estimation information and concealed region information for each region. <P>COPYRIGHT: (C)2008,JPO&INPIT |
