425 search results - page 75 / 85 » Flux Invariants for Shape |
125
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CORR
2004
Springer
14 years 10 months ago
2004
Springer
We introduce regular graph constraints and explore their decidability properties. The motivation for regular graph constraints is 1) type checking of changing types of objects in ...
117
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CVPR
2009
IEEE
16 years 4 months ago
2009
IEEE
In this paper we revisit local feature detectors/descriptors developed for 2D images and extend them to the more general framework of scalar fields defined on 2D manifolds. We pro...
CVPR
2007
IEEE
16 years 4 days ago
2007
IEEE
A set of images of a Lambertian surface under varying lighting directions defines its shape up to a three-parameter Generalized Bas-Relief (GBR) ambiguity. In this paper, we exami...
CVPR
2008
IEEE
16 years 4 days ago
2008
IEEE
Parameterized Appearance Models (PAMs) (e.g. eigentracking, active appearance models, morphable models) use Principal Component Analysis (PCA) to model the shape and appearance of...
ECCV
2006
Springer
16 years 15 hour ago
2006
Springer
Generalized cylinder (GC) has played an important role in computer vision since it was introduced in the 1970s. While studying GC models in human visual perception of shapes from c...