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» Stochastic Steiner Trees Without a Root
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ICALP
2005
Springer
14 years 26 days ago
Stochastic Steiner Trees Without a Root
Abstract. This paper considers the Steiner tree problem in the model of twostage stochastic optimization with recourse. This model, the focus of much recent research [1–4], tries...
Anupam Gupta, Martin Pál
IPCO
2007
94views Optimization» more  IPCO 2007»
13 years 8 months ago
Infrastructure Leasing Problems
Consider the following Steiner Tree leasing problem. Given a graph G = (V, E) with root r, and a sequence of terminal sets Dt ⊆ V for each day t ∈ [T]. A feasible solution to t...
Barbara M. Anthony, Anupam Gupta
ESA
2007
Springer
125views Algorithms» more  ESA 2007»
14 years 1 months ago
Pricing Tree Access Networks with Connected Backbones
Consider the following network subscription pricing problem. We are given a graph G = (V, E) with a root r, and potential customers are companies headquartered at r with locations...
Vineet Goyal, Anupam Gupta, Stefano Leonardi, R. R...
ESA
2008
Springer
115views Algorithms» more  ESA 2008»
13 years 9 months ago
Deterministic Sampling Algorithms for Network Design
For several NP-hard network design problems, the best known approximation algorithms are remarkably simple randomized algorithms called Sample-Augment algorithms in [11]. The algor...
Anke van Zuylen