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SODA
2010
ACM
164views Algorithms» more  SODA 2010»
16 years 12 days ago
Differentially Private Approximation Algorithms
Consider the following problem: given a metric space, some of whose points are "clients," select a set of at most k facility locations to minimize the average distance f...
Anupam Gupta, Katrina Ligett, Frank McSherry, Aaro...
APPROX
2009
Springer
142views Algorithms» more  APPROX 2009»
15 years 9 months ago
Truthful Mechanisms via Greedy Iterative Packing
An important research thread in algorithmic game theory studies the design of efficient truthful mechanisms that approximate the optimal social welfare. A fundamental question is ...
Chandra Chekuri, Iftah Gamzu
STOC
2010
ACM
261views Algorithms» more  STOC 2010»
15 years 7 months ago
An Improved LP-based Approximation for Steiner Tree
The Steiner tree problem is one of the most fundamental ÆÈ-hard problems: given a weighted undirected graph and a subset of terminal nodes, find a minimum weight tree spanning ...
Jaroslaw Byrka, Fabrizio Grandoni, Thomas Rothvoss...
APPROX
2010
Springer
188views Algorithms» more  APPROX 2010»
15 years 4 months ago
Approximation Algorithms for Reliable Stochastic Combinatorial Optimization
We consider optimization problems that can be formulated as minimizing the cost of a feasible solution wT x over an arbitrary combinatorial feasible set F {0, 1}n . For these pro...
Evdokia Nikolova
WASA
2009
Springer
165views Algorithms» more  WASA 2009»
15 years 9 months ago
Maximum Independent Set of Links under Physical Interference Model
This paper addresses the following optimization problem in a plane multihop wireless networks under the physical interference model: From a given a set of communication links whose...
Peng-Jun Wan, Xiaohua Jia, F. Frances Yao