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94
Voted
STOC
2006
ACM
112views Algorithms» more  STOC 2006»
16 years 1 months ago
A quasi-PTAS for unsplittable flow on line graphs
We study the Unsplittable Flow Problem (UFP) on a line graph, focusing on the long-standing open question of whether the problem is APX-hard. We describe a deterministic quasi-pol...
Nikhil Bansal, Amit Chakrabarti, Amir Epstein, Bar...
105
Voted
STOC
2003
ACM
109views Algorithms» more  STOC 2003»
16 years 1 months ago
Generating random regular graphs
Random regular graphs play a central role in combinatorics and theoretical computer science. In this paper, we analyze a simple algorithm introduced by Steger and Wormald [10] and...
Jeong Han Kim, Van H. Vu
97
Voted
LATIN
2010
Springer
15 years 7 months ago
Some Observations on Holographic Algorithms
Abstract. We define the notion of diversity for families of finite functions, and express the limitations of a simple class of holographic algorithms in terms of limitations on d...
Leslie G. Valiant
182
Voted
TIME
2009
IEEE
15 years 7 months ago
Strong Temporal, Weak Spatial Logic for Rule Based Filters
—Rule-based filters are sequences of rules formed of a condition and a decision. Rules are applied sequentially up to the first fulfilled condition, whose matching decision de...
Roger Villemaire, Sylvain Hallé
99
Voted
CCGRID
2008
IEEE
15 years 7 months ago
Joint Communication and Computation Task Scheduling in Grids
In this paper we present a multicost algorithm for the joint time scheduling of the communication and computation resources that will be used by a task. The proposed algorithm sel...
Kostas Christodoulopoulos, Nikolaos D. Doulamis, E...