418 search results - page 28 / 84 » Computational Geometry of Contour Extraction |
173
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CVPR
2005
IEEE
16 years 8 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...
131
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ICPR
2008
IEEE
16 years 10 days 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...
154
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ACIVS
2006
Springer
15 years 12 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 ...
147
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ICPR
2000
IEEE
15 years 9 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...
162
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CIS
2008
Springer
15 years 8 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...