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SODA
2016
ACM
97views Algorithms» more  SODA 2016»
8 years 17 days ago
Bounds for Random Constraint Satisfaction Problems via Spatial Coupling
We report on a novel technique called spatial coupling and its application in the analysis of random constraint satisfaction problems (CSP). Spatial coupling was invented as an en...
Dimitris Achlioptas, Seyed Hamed Hassani, Nicolas ...
SODA
2016
ACM
71views Algorithms» more  SODA 2016»
8 years 17 days ago
Deterministic APSP, Orthogonal Vectors, and More: Quickly Derandomizing Razborov-Smolensky
We show how to solve all-pairs shortest paths on n nodes in deterministic n3/2Ω( √ logn) time, and how to count the pairs of orthogonal vectors among n 0-1 vectors in d = clog...
Timothy M. Chan, Ryan Williams
SODA
2016
ACM
71views Algorithms» more  SODA 2016»
8 years 17 days ago
Improved Deterministic Algorithms for Linear Programming in Low Dimensions
At SODA’93, Chazelle and Matouˇsek presented a derandomization of Clarkson’s sampling-based algorithm [FOCS’88] for solving linear programs with n constraints and d variabl...
Timothy M. Chan
SODA
2016
ACM
69views Algorithms» more  SODA 2016»
8 years 17 days ago
Simple and Fast Rounding Algorithms for Directed and Node-weighted Multiway Cut
We study the multiway cut problem in directed graphs and one of its special cases, the node-weighted multiway cut problem in undirected graphs. In DIRECTED MULTIWAY CUT (DIR-MC) t...
Chandra Chekuri, Vivek Madan
SODA
2016
ACM
66views Algorithms» more  SODA 2016»
8 years 17 days ago
New directions in nearest neighbor searching with applications to lattice sieving
To solve the approximate nearest neighbor search problem (NNS) on the sphere, we propose a method using locality-sensitive filters (LSF), with the property that nearby vectors ha...
Anja Becker, Léo Ducas, Nicolas Gama, Thijs...
Algorithms
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