687 search results - page 34 / 138 » Shape from Texture and Integrability |
JMIV
2007
13 years 9 months ago
2007
A variational approach to image or video segmentation consists in defining an energy depending on local or global image characteristics, the minimum of which being reached for ob...
SPEECH
1998
13 years 9 months ago
1998
Tracking human lips in video is an important but notoriously dicult task. To accurately recover their motions in 3D from any head pose is an even more challenging task, though s...
Publication
We propose to combine a triangular element surface model with a linearized reflectance map to formulate the shape-from-shading problem. The main idea is to approximate a smooth sur...
GECCO
2006
Springer
14 years 1 months ago
2006
Springer
Segmentation of medical images is challenging due to poor image contrast and artifacts that result in missing or diffuse organ/tissue boundaries. Consequently, this task involves ...
3DPVT
2002
IEEE
14 years 2 months ago
2002
IEEE
3D video is the ultimate image medium recording dynamic visual events in the real world as is. Recorded object behaviors can be observed from any viewpoint, because 3D video recor...