10 search results - page 2 / 2 » Illumination-Robust Variational Optical Flow with Photometri... |
CVPR
2005
IEEE
14 years 7 months ago
2005
IEEE
Illumination changes are a ubiquitous problem in computer vision. They present a challenge in many applications, including tracking: for example, an object may move in and out of ...
IJCV
2000
13 years 5 months ago
2000
In this paper we show that a classic optical ow technique by Nagel and Enkelmann (1986) can be regarded as an early anisotropic di usion method with a di usion tensor. We introduc...
ICB
2009
Springer
13 years 12 months ago
2009
Springer
This paper describes an idea of recognizing the human face in the presence of strong facial expressions using model based approach. The features extracted for the face image sequen...
ICIP
2010
IEEE
13 years 3 months ago
2010
IEEE
Even if the problem of human action categorization from videos has received a lot of attention during the past decade, it remains a challenging problem in operative conditions due...
CVPR
2008
IEEE
13 years 11 months ago
2008
IEEE
Actions in real world applications typically take place in cluttered environments with large variations in the orientation and scale of the actor. We present an approach to simult...