512 search results - page 53 / 103 » Randomness and Geometric Features in Computer Vision |
ICPR
2006
IEEE
14 years 8 months ago
2006
IEEE
This paper describes a framework for detecting unusual events in surveillance videos. Most surveillance systems consist of multiple video streams, but traditional event detection ...
CVPR
2010
IEEE
14 years 4 months ago
2010
IEEE
We address an unsupervised object detection and segmentation problem that goes beyond the conventional assumptions of one-to-one object correspondences or model-test settings betwe...
ICPR
2008
IEEE
14 years 2 months ago
2008
IEEE
Graph based semi-supervised learning methods (SSL) implicitly assume that the intrinsic geometry of the data points can be fully specified by an Euclidean distance based local ne...
CVPR
2003
IEEE
14 years 27 days ago
2003
IEEE
Pedal curves are the loci of the feet of perpendiculars to the tangents of a fixed curve to a fixed point called the pedal point. By varying the location of the pedal point, def...
ICPR
2010
IEEE
13 years 5 months ago
2010
IEEE
We present a regression-based scheme for multi-view facial expression recognition based on 2-D geometric features. We address the problem by mapping facial points (e.g. mouth corn...