307 search results - page 47 / 62 » The convex hull of ellipsoids |
CVPR
2004
IEEE
14 years 9 months ago
2004
IEEE
In this paper a method for fitting open surfaces to an unorganized set of data points is presented using a level set representation of the surface. This is done by tracking a curv...
ICCV
2005
IEEE
14 years 9 months ago
2005
IEEE
We propose a unified framework based on a general definition of geometric transform (GeT) for modeling appearance. GeT represents the appearance by applying designed functionals o...
ECCV
2008
Springer
14 years 9 months ago
2008
Springer
Abstract. We propose a novel method for action detection based on a new action descriptor called a shape flow that represents both the shape and movement of an object in a holistic...
ICIP
2004
IEEE
14 years 9 months ago
2004
IEEE
This paper proposes a framework of scalable motion estimation and coding with the structure of multi-layers for 3D wavelet video coding. The motion representation consists of mult...
GIS
2008
ACM
14 years 8 months ago
2008
ACM
It has been pointed out repeatedly that spatial operations must be extended to include support for 3D and moving objects. The attempt to code by hand each spatial operation for ea...