864 search results - page 23 / 173 » Algorithmic Differentiation: Application to Variational Prob... |
167
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ECCV
2004
Springer
16 years 6 months ago
2004
Springer
Abstract. We consider the problem of estimating the shape and radiance of a scene from a calibrated set of images under the assumption that the scene is Lambertian and its radiance...
135
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ICCV
2003
IEEE
16 years 7 months ago
2003
IEEE
This article proposes a solution of the Lambertian shape from shading (SFS) problem in the case of a pinhole camera model (performing a perspective projection). Our approach is ba...
183
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CVPR
2012
IEEE
13 years 7 months ago
2012
IEEE
In this paper we investigate the problem of user authentication using keystroke biometrics. A new distance metric that is effective in dealing with the challenges intrinsic to key...
145
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SCALESPACE
2007
Springer
15 years 11 months ago
2007
Springer
A variational formulation of an image analysis problem has the nice feature that it is often easier to predict the eect of minimizing a certain energy functional than to interpret...
160
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PAMI
2007
15 years 4 months ago
2007
—Three-dimensional shape matching is a fundamental issue in computer vision with many applications such as shape registration, 3D object recognition, and classification. However,...