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» On Surface Approximation Using Developable Surfaces
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CGF
2008
128views more  CGF 2008»
13 years 9 months ago
Hierarchical Convex Approximation of 3D Shapes for Fast Region Selection
Given a 3D solid model S represented by a tetrahedral mesh, we describe a novel algorithm to compute a hierarchy of convex polyhedra that tightly enclose S. The hierarchy can be b...
Marco Attene, Michela Mortara, Michela Spagnuolo, ...
SIGGRAPH
1995
ACM
14 years 22 days ago
Cellular texture generation
We proposean approachfor modeling surfacedetails such as scales, feathers, or thorns. These types of cellular textures require a representation with more detail than texture-mappi...
Kurt W. Fleischer, David H. Laidlaw, Bena L. Curri...
ICRA
2010
IEEE
77views Robotics» more  ICRA 2010»
13 years 7 months ago
Hybrid aerial and scansorial robotics
— We present an approach that builds upon previous developments in unmanned air vehicles and climbing robots and seeks to emulate the capabilities of bats, insects and certain bi...
Alexis Lussier Desbiens, Alan T. Asbeck, Mark R. C...
CGF
2005
204views more  CGF 2005»
13 years 9 months ago
BRDF and geometry capture from extended inhomogeneous samples using flash photography
We present a technique which allows capture of 3D surface geometry and a useful class of BRDFs using extremely simple equipment. A standard digital camera with an attached flash s...
James A. Paterson, David Claus, Andrew W. Fitzgibb...
PAMI
2006
132views more  PAMI 2006»
13 years 9 months ago
Rapid Object Indexing Using Locality Sensitive Hashing and Joint 3D-Signature Space Estimation
We propose a new method for rapid 3D object indexing that combines feature-based methods with coarse alignment-based matching techniques. Our approach achieves a sublinear complexi...
Bogdan Matei, Ying Shan, Harpreet S. Sawhney, Yi T...