5210 search results - page 988 / 1042 » Exact geometric computation |
KDD
2007
ACM
14 years 9 months ago
2007
ACM
A good distance metric is crucial for many data mining tasks. To learn a metric in the unsupervised setting, most metric learning algorithms project observed data to a lowdimensio...
ICIAP
2005
ACM
14 years 8 months ago
2005
ACM
Facial image analysis is very useful in many applications such as video compression, talking heads, or biometrics. During the last few years, many algorithms have been proposed in ...
MOBIHOC
2005
ACM
14 years 8 months ago
2005
ACM
This paper proposes a new principle for designing MAC protocols for spread spectrum based ad hoc networks ? inducing spatial clustering in contending transmitters/receivers. We fi...
SODA
2010
ACM
14 years 6 months ago
2010
ACM
Spectral methods have been widely used in a broad range of application fields. One important object involved in such methods is the Laplace-Beltrami operator of a manifold. Indeed...
CVPR
2010
IEEE
14 years 5 months ago
2010
IEEE
We present a region-based active contour detection algorithm
for objects that exhibit relatively homogeneous photometric
characteristics (e.g. smooth color or gray levels),
embe...