CVPR
2012
IEEE
11 years 7 months ago
2012
IEEE
We present a new technique for extracting local features from images of architectural scenes, based on detecting and representing local symmetries. These new features are motivate...
PAMI
2012
11 years 7 months ago
2012
A novel system for long-term tracking of a human face in unconstrained videos is built on Tracking-Learning-Detection (TLD) approach. The system extends TLD with the concept of a ...
ICCV
2011
IEEE
12 years 5 months ago
2011
IEEE
This paper addresses the problem of tracking objects which undergo rapid and significant appearance changes. We propose a novel coupled-layer visual model that combines the targe...
ECCV
2008
Springer
14 years 6 months ago
2008
Springer
Visual tracking is a challenging problem, as an object may change its appearance due to viewpoint variations, illumination changes, and occlusion. Also, an object may leave the fie...
ECCV
2008
Springer
14 years 6 months ago
2008
Springer
Appearance features are good at discriminating activities in a fixed view, but behave poorly when aspect is changed. We describe a method to build features that are highly stable u...
ICCV
1998
IEEE
14 years 7 months ago
1998
IEEE
Image "appearance" may change over time due to a variety of causes such as 1) object or camera motion; 2) generic photometric events including variations in illumination...
CVPR
2007
IEEE
14 years 7 months ago
2007
IEEE
This paper examines the problem of detecting changes in a 3-d scene from a sequence of images, taken by cameras with arbitrary but known pose. No prior knowledge of the state of n...