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» Algorithms for finding clique-transversals of graphs
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WADS
2007
Springer
121views Algorithms» more  WADS 2007»
14 years 2 months ago
Cauchy's Theorem and Edge Lengths of Convex Polyhedra
In this paper we explore, from an algorithmic point of view, the extent to which the facial angles and combinatorial structure of a convex polyhedron determine the polyhedron—in ...
Therese C. Biedl, Anna Lubiw, Michael J. Spriggs
ESA
2006
Springer
139views Algorithms» more  ESA 2006»
14 years 14 days ago
Stochastic Shortest Paths Via Quasi-convex Maximization
Abstract. We consider the problem of finding shortest paths in a graph with independent randomly distributed edge lengths. Our goal is to maximize the probability that the path len...
Evdokia Nikolova, Jonathan A. Kelner, Matthew Bran...
DIALM
2008
ACM
139views Algorithms» more  DIALM 2008»
13 years 10 months ago
Approximating maximum integral flows in wireless sensor networks via weighted-degree constrained k-flows
We consider the Maximum Integral Flow with Energy Constraints problem: given a directed graph G = (V, E) with edge-weights {w(e) : e E} and node battery capacities {b(v) : v V }...
Zeev Nutov
CNSR
2007
IEEE
181views Communications» more  CNSR 2007»
14 years 23 days ago
The Application of Users' Collective Experience for Crafting Suitable Search Engine Query Recommendations
Search engines have turned into one of the most important services of the Web that are frequently visited by any user. They assist their users in finding appropriate information. ...
Faezeh Ensan, Ebrahim Bagheri, Mohsen Kahani
SODA
2008
ACM
184views Algorithms» more  SODA 2008»
13 years 10 months ago
On the approximability of influence in social networks
In this paper, we study the spread of influence through a social network, in a model initially studied by Kempe, Kleinberg and Tardos [14, 15]: We are given a graph modeling a soc...
Ning Chen