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DIALM
2003
ACM
113views Algorithms» more  DIALM 2003»
14 years 19 days ago
Multicast time maximization in energy constrained wireless networks
We consider the problem of maximizing the lifetime of a given multicast connection in a wireless network of energyconstrained (e.g. battery-operated) nodes, by choosing ideal tran...
Patrik Floréen, Petteri Kaski, Jukka Kohone...
4OR
2010
137views more  4OR 2010»
13 years 7 months ago
Extended formulations in combinatorial optimization
This survey is concerned with the size of perfect formulations for combinatorial optimization problems. By "perfect formulation", we mean a system of linear inequalities...
Michele Conforti, Gérard Cornuéjols,...
CORR
2008
Springer
96views Education» more  CORR 2008»
13 years 7 months ago
Improved Approximations for Multiprocessor Scheduling Under Uncertainty
This paper presents improved approximation algorithms for the problem of multiprocessor scheduling under uncertainty (SUU), in which the execution of each job may fail probabilist...
Christopher Y. Crutchfield, Zoran Dzunic, Jeremy T...
ATVA
2007
Springer
87views Hardware» more  ATVA 2007»
14 years 1 months ago
Latticed Simulation Relations and Games
Multi-valued Kripke structures are Kripke structures in which the atomic propositions and the transitions are not Boolean and can take values from some set. In particular, latticed...
Orna Kupferman, Yoad Lustig
EDBT
2012
ACM
247views Database» more  EDBT 2012»
11 years 9 months ago
Heuristics-based query optimisation for SPARQL
Query optimization in RDF Stores is a challenging problem as SPARQL queries typically contain many more joins than equivalent relational plans, and hence lead to a large join orde...
Petros Tsialiamanis, Lefteris Sidirourgos, Irini F...