1813 search results - page 261 / 363 » Calculi of Approximation Spaces |
121
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ICCV
2009
IEEE
16 years 9 months ago
2009
IEEE
Low-rank approximation of image collections (e.g., via
PCA) is a popular tool in many areas of computer vision.
Yet, surprisingly little is known justifying the observation
that...
152
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CVPR
2001
IEEE
16 years 6 months ago
2001
IEEE
Model Abstraction from Examples Yakov Keselman, Member, IEEE, and Sven Dickinson, Member, IEEE The recognition community has typically avoided bridging the representational gap bet...
153
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CVPR
2003
IEEE
16 years 6 months ago
2003
IEEE
This paper presents a novel method to model and recognize human faces in video sequences. Each registered person is represented by a low-dimensional appearance manifold in the amb...
133
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CVPR
2003
IEEE
16 years 6 months ago
2003
IEEE
When performing subspace modelling of data using Principal Component Analysis (PCA) it may be desirable to constrain certain directions to be more meaningful in the context of the...
141
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CVPR
2004
IEEE
16 years 6 months ago
2004
IEEE
In this paper we perform 3D face tracking on corrupted video sequences. We use a deformable model, combined with a predictive filter, to recover both the rigid transformations and...