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SIGGRAPH
1998
ACM
13 years 11 months ago
1998
ACM
Phong-shaded 3D imagery does not provide geometric information of the same richness as human-drawn technical illustrations. A non-photorealistic lighting model is presented that a...
IJCV
2011
13 years 2 months ago
2011
Occlusion reasoning is a fundamental problem in computer vision. In this paper, we propose an algorithm to recover the occlusion boundaries and depth ordering of free-standing str...