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» Approximation algorithms for facility location problems
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ISMIS
2009
Springer
14 years 2 months ago
GIS-FLSolution: A Spatial Analysis Platform for Static and Transportation Facility Location Allocation Problem
Static and transportation facility location allocation problem is a new problem in facility location research. It aims to find out optimal locations of static and transportation fa...
Wei Gu, Xin Wang, Liqiang Geng
SODA
2010
ACM
164views Algorithms» more  SODA 2010»
14 years 4 months 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...
AI
2009
Springer
14 years 2 months ago
STFLS: A Heuristic Method for Static and Transportation Facility Location Allocation in Large Spatial Datasets
Abstract. This paper solves a static and transportation facility location allocation problem defined as follows: given a set of locations Loc and a set of demand objects D located ...
Wei Gu, Xin Wang, Liqiang Geng
COCOON
2004
Springer
13 years 11 months ago
k-Center Problems with Minimum Coverage
In this work, we study an extension of the k-center facility location problem, where centers are required to service a minimum of clients. This problem is motivated by requirement...
Andrew Lim, Brian Rodrigues, Fan Wang, Zhou Xu
FOCS
2000
IEEE
13 years 11 months ago
Hierarchical Placement and Network Design Problems
In this paper, we give the first constant-approximations for a number of layered network design problems. We begin by modeling hierarchical caching, where caches are placed in la...
Sudipto Guha, Adam Meyerson, Kamesh Munagala