3775 search results - page 539 / 755 » The Expression Problem Revisited |
202
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CVPR
2009
IEEE
17 years 1 months ago
2009
IEEE
The previous work of the authors has shown that physiological
information on the face can be extracted from
thermal infrared imagery and can be used as a biometric.
Although, th...
199
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CVPR
2009
IEEE
17 years 1 months ago
2009
IEEE
In this paper, we study the problem of nonnegative graph
embedding, originally investigated in [14] for reaping the
benefits from both nonnegative data factorization and the
spe...
195
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Publication
We propose to combine a triangular element surface model with a linearized reflectance map to formulate the shape-from-shading problem. The main idea is to approximate a smooth sur...
183
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CVPR
2001
IEEE
16 years 8 months ago
2001
IEEE
This paper presents a new 3D reconstruction method of the scoliotic vertebrae of a spine, using two conventional radiographic views (postero-anterior and lateral), and a global pr...
178
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ICCV
2007
IEEE
16 years 8 months ago
2007
IEEE
In this paper we study face recognition across ages within a real passport photo verification task. First, we propose using the gradient orientation pyramid for this task. Discard...