418 search results - page 28 / 84 » Computational Geometry of Contour Extraction |
CVPR
2005
IEEE
14 years 9 months ago
2005
IEEE
This paper presents a novel method for reconstructing complex 3D objects with unknown topology using silhouettes extracted from image sequences. This method exploits the duality p...
ICPR
2008
IEEE
14 years 2 months ago
2008
IEEE
Global gray-level thresholding techniques such as Otsu’s method, and local gray-level thresholding techniques such as adaptive thresholding method are powerful in extracting cha...
ACIVS
2006
Springer
14 years 1 months ago
2006
Springer
A new general framework for shape extraction is presented, based on the paradigm of water flow. The mechanism embodies the fluidity of water and hence can detect complex shapes. A ...
ICPR
2000
IEEE
13 years 11 months ago
2000
IEEE
The most accurate methods for automatic classification of chromosomes under a light microscope today extract numerical features from band-pattern profiles along their longitudinal...
CIS
2008
Springer
13 years 9 months ago
2008
Springer
In a lip-reading system, one key issue is how to extract the visual features, which greatly impact on the lip-reading recognition accuracy and efficiency. In this paper, we propos...