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» Proof and Computation in Geometry
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VC
2010
143views more  VC 2010»
15 years 1 months ago
A PDE method for patchwise approximation of large polygon meshes
Abstract Three-dimensional (3D) representations of complex geometric shapes, especially when they are reconstructed from magnetic resonance imaging (MRI) and computed tomography (C...
Yun Sheng, Alexei Sourin, Gabriela González...
CHB
2010
130views more  CHB 2010»
15 years 1 months ago
Building an interaction design pattern language: A case study
Interaction design patterns are a proven way to communicate good design. However, current pattern collections are not sufficiently powerful and generative to be used as a guide fo...
Stefan L. Pauwels, Christian Hübscher, Javier...
ISVC
2007
Springer
16 years 20 days ago
Haptic Exploration of Mathematical Knots
We present a novel multi-modal haptic interface for sketching and exploring the structure and properties of mathematical knots. Our interface derives from the familiar pencil-and-p...
Hui Zhang 0006, Sidharth Thakur, Andrew J. Hanson
TOG
2012
199views Communications» more  TOG 2012»
13 years 9 months ago
Tracking surfaces with evolving topology
We present a method for recovering a temporally coherent, deforming triangle mesh with arbitrarily changing topology from an incoherent sequence of static closed surfaces. We solv...
Morten Bojsen-Hansen, Hao Li, Chris Wojtan
COMPGEOM
2010
ACM
15 years 11 months ago
The 2-center problem in three dimensions
Let P be a set of n points in R3 . The 2-center problem for P is to find two congruent balls of the minimum radius whose union covers P. We present two randomized algorithms for ...
Pankaj K. Agarwal, Rinat Ben Avraham, Micha Sharir