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CGI
2003
IEEE
13 years 10 months ago
Cut-and-Paste Editing Based on Constrained B-spline Volume Fitting
This paper proposes an advanced cut-and-paste editing for three-dimensional models. We introduce a new parameterization technique based on constrained B-spline surface/volume fitt...
Yoshiyuki Furukawa, Hiroshi Masuda, Kenjiro T. Miu...
GRAPHICSINTERFACE
1996
13 years 8 months ago
Painting Gradients: Free-form Surface Design Using Shading Patterns
An interactive system for designing curved surfaces is proposed which is based on direct manipulation of a single-view shaded image of this surface. Apart from functions like carv...
Cornelius W. A. M. van Overveld
GI
2008
Springer
13 years 7 months ago
Towards an automated detection of self-organizing behavior
Abstract: In this paper we present an entropy based method to analyze complex systems. Systems are treated as black boxes, which only expose information by some specified paramete...
Wolfgang Trumler, Mike Gerdes
CGF
2008
127views more  CGF 2008»
13 years 6 months ago
G2 Tensor Product Splines over Extraordinary Vertices
We present a second order smooth filling of an n-valent Catmull-Clark spline ring with n biseptic patches. While an underdetermined biseptic solution to this problem has appeared ...
Charles T. Loop, Scott Schaefer
CAD
2006
Springer
13 years 6 months ago
Cone spline approximation via fat conic spline fitting
Fat conic section and fat conic spline are defined. With well established properties of fat conic splines, the problem of approximating a ruled surface by a tangent smooth cone sp...
Xunnian Yang, Weiping Yang