A dual-based procedure for stochastic facility location
Operations Research
Improved Combinatorial Algorithms for the Facility Location and k-Median Problems
FOCS '99 Proceedings of the 40th Annual Symposium on Foundations of Computer Science
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In this paper we study a stochastic location problem with applications to tele-diagnostic, locating the boundaries between polynomiality and NP-completeness, and providing efficient approximation algorithms.