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» Illustrating smooth surfaces
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VVS
2000
IEEE
126views Visualization» more  VVS 2000»
15 years 9 months ago
Time critical isosurface refinement and smoothing
Multi-resolution data-structures and algorithms are key in Visualization to achieve real-time interaction with large data-sets. Research has been primarily focused on the off-line...
Valerio Pascucci, Chandrajit L. Bajaj
CORR
2004
Springer
102views Education» more  CORR 2004»
15 years 6 months ago
Unfolding Smooth Primsatoids
Nadia Benbernou Patricia Cahn Joseph O'Rourke We define a notion for unfolding smooth, ruled surfaces, and prove that every smooth prismatoid (the convex hull of two smooth ...
Nadia Benbernou, Patricia Cahn, Joseph O'Rourke
COMPGEOM
2003
ACM
15 years 11 months ago
Restricted delaunay triangulations and normal cycle
We address the problem of curvature estimation from sampled smooth surfaces. Building upon the theory of normal cycles, we derive a definition of the curvature tensor for polyhed...
David Cohen-Steiner, Jean-Marie Morvan
CGF
2010
126views more  CGF 2010»
15 years 6 months ago
Contour-based Interface for Refining Volume Segmentation
Medical volume images contain ambiguous and low-contrast boundaries around which existing fully- or semiautomatic segmentation algorithms often cause errors. In this paper, we pro...
Takashi Ijiri, Hideo Yokota
CAGD
2006
113views more  CAGD 2006»
15 years 6 months ago
Convergence analysis of a discretization scheme for Gaussian curvature over triangular surfaces
In this paper, we study the convergent property of a well known discretized scheme of Gaussian curvature, derived from Gauss-Bonnet theorem, over triangulated surface. Suppose the...
Guoliang Xu