702 search results - page 72 / 141 » Covering Spheres with Spheres |
137
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SIGGRAPH
1987
ACM
15 years 9 months ago
1987
ACM
In the course of developing a system for fitting smooth curves to camera input we have developed several direct (i.e. noniterative) methods for fitting a shape (line, circle, conic...
160
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CORR
2007
Springer
15 years 6 months ago
2007
Springer
We propose a new set of rotationally and translationally invariant features for image or pattern recognition and classification. The new features are cubic polynomials in the pix...
152
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CVPR
2008
IEEE
16 years 8 months ago
2008
IEEE
Light Emitting Diodes (LEDs) can be used as light detectors and as light emitters. In this paper, we present a novel BRDF measurement device consisting exclusively of LEDs. Our de...
174
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ECCV
2008
Springer
16 years 8 months ago
2008
Springer
We study the task to infer and to track the viewpoint onto a 3D rigid object by observing its image contours in a sequence of images. To this end, we consider the manifold of invar...
159
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ECCV
2006
Springer
16 years 8 months ago
2006
Springer
This paper addresses the reconstruction of canal surfaces from single images. A canal surface is obtained as the envelope of a family of spheres of constant radius, whose center is...