148 search results - page 21 / 30 » Multiple active contour models based on the EM algorithm |
ICIP
1999
IEEE
13 years 12 months ago
1999
IEEE
Segmentation of motion in an image sequence is one of the most challenging problems in image processing, while at the same time one that finds numerous applications. To date, a wea...
CVPR
2003
IEEE
14 years 9 months ago
2003
IEEE
Active Shape Model (ASM) is a powerful statistical tool for face alignment by shape. However, it can suffer from changes in illumination and facial expression changes, and local m...
MICCAI
2008
Springer
14 years 8 months ago
2008
Springer
We present a method for discovering patterns of activation observed through fMRI in experiments with multiple stimuli/tasks. We introduce an explicit parameterization for the profi...
TIP
2008
13 years 7 months ago
2008
This paper addresses object tracking in ultrasound images using a robust multiple model tracker. The proposed tracker has the following features: 1) it uses multiple dynamic models...
CVPR
2003
IEEE
14 years 9 months ago
2003
IEEE
This paper compares two methods for object localization from contours: shape context and chamfer matching of templates. In the light of our experiments, we suggest improvements to...