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CDC
2009
IEEE
149views Control Systems» more  CDC 2009»
15 years 11 months ago
A constant-factor approximately optimal solution to the Witsenhausen counterexample
Abstract— Despite its simplicity (two controllers and otherwise LQG), Witsenhausen’s counterexample is one of the long-standing open problems in stochastic distributed control....
Se Yong Park, Pulkit Grover, Anant Sahai
CIAC
2006
Springer
135views Algorithms» more  CIAC 2006»
15 years 10 months ago
Approximation Algorithms for Capacitated Rectangle Stabbing
In the rectangle stabbing problem we are given a set of axis parallel rectangles and a set of horizontal and vertical lines, and our goal is to find a minimum size subset of lines...
Guy Even, Dror Rawitz, Shimon Shahar
SPIRE
2000
Springer
15 years 10 months ago
Combinatorial Methods for Approximate Pattern Matching under Rotations and Translations in 3D Arrays
We consider the problem of defining and evaluating the distance between three
Kimmo Fredriksson, Esko Ukkonen
CORR
2008
Springer
112views Education» more  CORR 2008»
15 years 6 months ago
Approximating Transitivity in Directed Networks
We consider the minimum equivalent digraph (directed network) problem (also known as the strong transitive reduction) and its maximum objective function variant, with two types of...
Piotr Berman, Bhaskar DasGupta, Marek Karpinski
AAIM
2006
Springer
110views Algorithms» more  AAIM 2006»
16 years 14 days ago
Non-metric Multicommodity and Multilevel Facility Location
Abstract. We give logarithmic approximation algorithms for the nonmetric uncapacitated multicommodity and multilevel facility location problems. The former algorithms are optimal u...
Rudolf Fleischer, Jian Li, Shijun Tian, Hong Zhu