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» Approximation algorithms for the 0-extension problem
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JAL
2002
71views more  JAL 2002»
13 years 5 months ago
A primal-dual schema based approximation algorithm for the element connectivity problem
The element connectivity problem falls in the category of survivable network design problems { it is intermediate to the versions that ask for edge-disjoint and vertex-disjoint pa...
Kamal Jain, Ion I. Mandoiu, Vijay V. Vazirani, Dav...
DAM
2000
199views more  DAM 2000»
13 years 5 months ago
Approximation algorithms for the shortest total path length spanning tree problem
Given an undirected graph with a nonnegative weight on each edge, the shortest total path length spanning tree problem is to
Bang Ye Wu, Kun-Mao Chao, Chuan Yi Tang
SIAMSC
2011
219views more  SIAMSC 2011»
13 years 27 days ago
Fast Algorithms for Bayesian Uncertainty Quantification in Large-Scale Linear Inverse Problems Based on Low-Rank Partial Hessian
We consider the problem of estimating the uncertainty in large-scale linear statistical inverse problems with high-dimensional parameter spaces within the framework of Bayesian inf...
H. P. Flath, Lucas C. Wilcox, Volkan Akcelik, Judi...
WINE
2010
Springer
189views Economy» more  WINE 2010»
13 years 3 months ago
Approximation Algorithms for Non-single-minded Profit-Maximization Problems with Limited Supply
We consider profit-maximization problems for combinatorial auctions with non-single minded valuation functions and limited supply. We obtain fairly general results that relate the ...
Khaled M. Elbassioni, Mahmoud Fouz, Chaitanya Swam...
SODA
2012
ACM
210views Algorithms» more  SODA 2012»
11 years 8 months ago
Approximation algorithms and hardness of the k-route cut problem
Julia Chuzhoy, Yury Makarychev, Aravindan Vijayara...