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196
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CVPR
2005
IEEE
16 years 8 months ago
2005
IEEE
In this paper, we describe how camera parameters and light source orientation can be recovered from two perspective views of a scene given only two vertical lines and their cast s...
186
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CVPR
2005
IEEE
16 years 8 months ago
2005
IEEE
We consider a visual scene analysis scenario where objects (e.g. people, cars) pass through the viewing field of a static camera and need to be detected and segmented from the bac...
165
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CVPR
2005
IEEE
16 years 8 months ago
2005
IEEE
Prior work has argued that when a Lambertian surface in fixed pose is observed in multiple images under varying distant illumination, there is an equivalence class of surfaces giv...
171
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CVPR
2005
IEEE
16 years 8 months ago
2005
IEEE
A novel method for the simultaneous modeling and tracking (SMAT) of a feature set during motion sequence is proposed. The method requires no prior information. Instead the a poste...
156
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CVPR
2005
IEEE
16 years 8 months ago
2005
IEEE
Those motion parameters that cannot be recovered from image measurements are unobservable in the visual dynamic system. This paper studies this important issue of singularity in th...