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114
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DCG
2010
132views more  DCG 2010»
15 years 26 days ago
Delaunay Refinement for Piecewise Smooth Complexes
We present a Delaunay refinement algorithm for meshing a piecewise smooth complex in three dimensions. The algorithm protects edges with weighted points to avoid the difficulty po...
Siu-Wing Cheng, Tamal K. Dey, Edgar A. Ramos
ICRA
2010
IEEE
130views Robotics» more  ICRA 2010»
14 years 11 months ago
On the complexity of optimal reconfiguration planning for modular reconfigurable robots
— This paper presents a thorough analysis of the computational complexity of optimal reconfiguration planning problem for chain-type modular robots, i.e. finding the least number...
Feili Hou, Wei-Min Shen
EUROCRYPT
2010
Springer
15 years 5 months ago
Constant-Round Non-malleable Commitments from Sub-exponential One-Way Functions
We present a constant-round non-malleable commitment scheme based on the existence of sub-exponential one-way functions and using a blackbox proof of security. As far as we know, t...
Rafael Pass, Hoeteck Wee
94
Voted
FOCS
2009
IEEE
15 years 7 months ago
Settling the Complexity of Arrow-Debreu Equilibria in Markets with Additively Separable Utilities
We prove that the problem of computing an Arrow-Debreu market equilibrium is PPAD-complete even when all traders use additively separable, piecewise-linear and concave utility fun...
Xi Chen, Decheng Dai, Ye Du, Shang-Hua Teng
PRDC
2008
IEEE
15 years 7 months ago
On the Complexity of a Self-Stabilizing Spanning Tree Algorithm for Large Scale Systems
Many large scale systems, like grids and structured peer to peer systems, operate on a constrained topology. Since underlying networks do not expose the real topology to the appli...
Julien Clement, Thomas Hérault, Stép...