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CAGD
2005
130views more  CAGD 2005»
13 years 9 months ago
Truly selective polygonal mesh hierarchies with error control
In this work a new multi-resolution model is proposed for polygonal meshes. It is based on the dual edge collapse, which performs face clustering instead of vertex clustering. The...
Stefan Gumhold
CAGD
2005
72views more  CAGD 2005»
13 years 9 months ago
Parametrization of approximate algebraic surfaces by lines
In this paper we present an algorithm for parametrizing approximate algebraic surfaces by lines. The algorithm is applicable to -irreducible algebraic surfaces of degree d having ...
Sonia Pérez-Díaz, Juana Sendra, J. R...
CAGD
2004
122views more  CAGD 2004»
13 years 9 months ago
Axioms and variational problems in surface parameterization
For a surface patch on a smooth, two-dimensional surface in IR3 , low-distortion parameterizations are described in terms of minimizers of suitable energy functionals. Appropriate...
Ulrich Clarenz, Nathan Litke, Martin Rumpf
CAGD
2004
76views more  CAGD 2004»
13 years 9 months ago
Topologically consistent trimmed surface approximations based on triangular patches
Topologically consistent algorithms for the intersection and trimming of free-form parametric surfaces are of fundamental importance in computer-aided design, analysis, and manufa...
Rida T. Farouki, Chang Yong Han, Joel Hass, Thomas...
CAGD
2004
76views more  CAGD 2004»
13 years 9 months ago
Mesh quality improvement and other properties in the four-triangles longest-edge partition
The four-triangles longest-edge (4T-LE) partition of a triangle t is obtained by joining the midpoint of the longest edge of t to the opposite vertex and to the midpoints of the t...
Angel Plaza, José P. Suárez, Miguel ...