169 search results - page 5 / 34 » Object Detection Using Principal Contour Fragments |
MVA
2002
13 years 9 months ago
2002
In this paper, a close-form B-snake model is presented for contour extraction in medical images. Based on our previous research work [lo], the Principal Component Analysis (PCA) h...
CVPR
2011
IEEE
13 years 6 months ago
2011
IEEE
In this paper, we propose a novel framework for contour based object detection. Compared to previous work, our contribution is three-fold. 1) A novel shape matching scheme suitabl...
ECCV
2000
Springer
14 years 11 months ago
2000
Springer
We describe a method for computing the likelihood that a completion joining two contour fragments passes through any given position and orientation in the image plane, that is, a m...
TIP
2008
13 years 9 months ago
2008
We consider the problem of detecting object contours in natural images. In many cases, local luminance changes turn out to be stronger in textured areas than on object contours. Th...
MVA
2007
13 years 11 months ago
2007
In the last few years, computer vision and image processing techniques have been developed to solve many problems. One of them, graph cut method is powerful optimization technique...