778 search results - page 8 / 156 » Vector field contours |
VMV
2003
13 years 9 months ago
2003
In this paper we propose a new topology based metric for 2D vector fields. This metric is based on the concept of feature flow fields. We show that it incorporates both the cha...
ICCV
2005
IEEE
14 years 1 months ago
2005
IEEE
The representation and modelling of regions is an important topic in computer vision. In this paper, we represent a region via a level set of a ‘phase field’ function. The fu...
PRL
2008
13 years 7 months ago
2008
This paper investigates novel LBP-guided active contour approaches to texture segmentation. The Local Binary Pattern (LBP) operator is well suited for texture representation, comb...
NPAR
2010
ACM
14 years 22 days ago
2010
ACM
We present a simple technique for creating fluid silhouettes described with vector graphics, which we call ”Vector Fluid.” In our system, a solid region in the fluid is repr...
CVPR
1997
IEEE
13 years 12 months ago
1997
IEEE
Snakes, or active contours, are used extensively in computer vision and image processing applications, particularly to locate object boundaries. Problems associated with initializ...