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169
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SIGGRAPH
2000
ACM
15 years 11 months ago
2000
ACM
We describe a system for non-photorealistic rendering (NPR) of virtual environments. In real time, it synthesizes imagery of architectural interiors using stroke-based textures. W...
175
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SIGGRAPH
2000
ACM
15 years 11 months ago
2000
ACM
Approximating detailed models with coarse, texture-mapped meshes results in polygonal silhouettes. To eliminate this artifact, we introduce silhouette clipping, a framework for ef...
230
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CVPR
2010
IEEE
15 years 11 months ago
2010
IEEE
This paper addresses the problem of recognizing freeform 3D objects in point clouds. Compared to traditional approaches based on point descriptors, which depend on local informati...
187
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CVPR
2010
IEEE
15 years 11 months ago
2010
IEEE
In this paper we derive formal constraints relating terrain elevation and observed cast shadows. We show how an optimisation framework can be used to refine surface estimates usin...
198
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CA
1999
IEEE
15 years 11 months ago
1999
IEEE
MPEG-4 is scheduled to become an International Standard in March 1999. This paper demonstrates an experiment for a virtual cloning method and animation system, which is compatible...