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AAIM
2009
Springer
132views Algorithms» more  AAIM 2009»
15 years 11 months ago
Two-Level Push-Relabel Algorithm for the Maximum Flow Problem
Abstract. We describe a two-level push-relabel algorithm for the maximum flow problem and compare it to the competing codes. The algorithm generalizes a practical algorithm for bi...
Andrew V. Goldberg
CAISE
2005
Springer
15 years 9 months ago
A Model Proposal of the Interoperability Problem
. This paper aims at proposing a global view of the interoperability problem, independently of any domain. We first describe explicitly the problem, and the context in which it app...
Vincent Rosener, Yannick Naudet, Thibaud Latour
ISAAC
2004
Springer
137views Algorithms» more  ISAAC 2004»
15 years 9 months ago
The Polymatroid Steiner Problems
The Steiner tree problem asks for a minimum cost tree spanning a given set of terminals S ⊆ V in a weighted graph G = (V, E, c), c : E → R+ . In this paper we consider a genera...
Gruia Calinescu, Alexander Zelikovsky
ISIPTA
1999
IEEE
15 years 8 months ago
Treatment Choice Under Ambiguity Induced by Inferential Problems
Inferential problems that arise in the empirical analysis oftreatmentresponseinduceambiguityabouttheidentity of optimal treatment rules. This paper describes a research program th...
Charles F. Manski
FOCS
2009
IEEE
15 years 11 months ago
Approximation Algorithms for Multicommodity-Type Problems with Guarantees Independent of the Graph Size
— Linial, London and Rabinovich [16] and Aumann and Rabani [3] proved that the min-cut max-flow ratio for general maximum concurrent flow problems (when there are k commodities...
Ankur Moitra