88 search results - page 7 / 18 » Change detection based on adaptive Markov Random Fields |
KDD
2005
ACM
14 years 1 months ago
2005
ACM
In this paper, the proposed LIPED (LIfe Profile based Event Detection) employs the concept of life profiles to predict the activeness of event for effective event detection. A gro...
ICIP
2006
IEEE
14 years 9 months ago
2006
IEEE
This paper develops a practical method for image resolution enhancement. The method optimizes the spatially constrained Wiener filter for an efficiently parameterized model of the...
CVIU
2006
13 years 7 months ago
2006
This paper describes how a visual system can automatically define features of interest from the observation of a large enough number of natural images. The principle complements t...
CVPR
2009
IEEE
15 years 2 months ago
2009
IEEE
We propose a space-time Markov Random Field (MRF)
model to detect abnormal activities in video. The nodes in
the MRF graph correspond to a grid of local regions in the
video fra...
CVPR
2012
IEEE
11 years 10 months ago
2012
IEEE
The automatic extraction and labeling of the rib centerlines is a useful yet challenging task in many clinical applications. In this paper, we propose a new approach integrating r...