268 search results - page 15 / 54 » Facility location: distributed approximation |
SODA
2010
ACM
14 years 5 months ago
2010
ACM
We consider a robust model proposed by Scarf, 1958, for stochastic optimization when only the marginal probabilities of (binary) random variables are given, and the correlation be...
IOR
2008
13 years 7 months ago
2008
In many service industries, companies compete with each other on the basis of the waiting time their customers experience, along with the price they charge for their service. A fi...
SODA
2010
ACM
13 years 5 months ago
2010
ACM
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...
IPCO
2004
13 years 9 months ago
2004
Abstract. We study two-stage, finite-scenario stochastic versions of several combinatorial optimization problems, and provide nearly tight approximation algorithms for them. Our pr...
IPCO
2001
13 years 9 months ago
2001
Garg [10] gives two approximation algorithms for the minimum-cost tree spanning k vertices in an undirected graph. Recently Jain and Vazirani [16] discovered primal-dual approxima...