7518 search results - page 1391 / 1504 » From images to 3D models |
342
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ECCV
2004
Springer
16 years 9 months ago
2004
Springer
Photometric stereo algorithms use a Lambertian reflectance model with a varying albedo field and involve the appearances of only one object. This paper extends photometric stereo a...
204
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ICIP
2008
IEEE
16 years 8 months ago
2008
IEEE
We consider the problem of reconstructing time sequences of spatially sparse signals (with unknown and time-varying sparsity patterns) from a limited number of linear "incohe...
167
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ICIP
2008
IEEE
16 years 8 months ago
2008
IEEE
Multiuser collusion is an effective attack against traitor-tracing multimedia fingerprinting, where a group of attackers collectively mount attacks to reduce their risk of being d...
194
Voted
ICIP
2008
IEEE
16 years 8 months ago
2008
IEEE
This paper introduces a novel way to leverage the implicit geometry of sparse local features (e.g. SIFT operator) for the purposes of object detection and segmentation. A two-clas...
190
Voted
ICIP
2007
IEEE
16 years 8 months ago
2007
IEEE
Nonnegative Matrix Factorization (NMF) is a powerful decomposition tool which has been used in several content representation applications recently. However, there are some diffic...