958 search results - page 102 / 192 » Face detection in color images |
147
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CVPR
2001
IEEE
16 years 3 months ago
2001
IEEE
We present a two-step method to speed-up object detection systems in computer vision that use Support Vector Machines (SVMs) as classifiers. In a first step we perform feature red...
ACCV
2009
Springer
15 years 8 months ago
2009
Springer
In real world, a scene is composed by many characteristics. Intrinsic images represent these characteristics by two components, reflectance (the albedo of each point) and shading (...
113
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SIBGRAPI
2000
IEEE
15 years 5 months ago
2000
IEEE
Edge detection and image segmentation algorithms usually operate on an image to extract geometrical information based on pixel colors. For ray-traced images, the presence of geomet...
132
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ITCC
2005
IEEE
15 years 7 months ago
2005
IEEE
Density-based clustering algorithms have recently gained popularity in the data mining field due to their ability to discover arbitrary shaped clusters while preserving spatial pr...
117
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ICIP
2006
IEEE
16 years 3 months ago
2006
IEEE
In this paper we present an approach for lip motion analysis that can be used in conjunction with a person authentication system based on face recognition, to avoid attacks on the...