767 search results - page 36 / 154 » Approximation by skin surfaces |
CAGD
2007
14 years 12 months ago
2007
All normalized totally positive bases satisfy the progressive iterative approximation property. The normalized B-basis has optimal shape preserving properties and we prove that it...
119
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ECCV
2006
Springer
16 years 1 months ago
2006
Springer
Abstract. Recent studies on three-dimensional face recognition proposed to model facial expressions as isometries of the facial surface. Based on this model, expression-invariant s...
105
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ICIP
2005
IEEE
16 years 1 months ago
2005
IEEE
This paper presents a novel approach to the problem of determining head pose estimation and face 3D orientation of several people in low resolution sequences from multiple calibra...
AVSS
2005
IEEE
15 years 5 months ago
2005
IEEE
In this paper, a hybrid technique for face detection in color images is presented. The proposed technique combines three analysis models, namely skin detection, automatic eye loca...
SI3D
2009
ACM
15 years 6 months ago
2009
ACM
We propose a view-dependent adaptive subdivision algorithm for rendering parametric surfaces on parallel hardware. Our framework allows us to bound the screen space error of a pie...