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» Time and Probability in Process Algebra
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STOC
2010
ACM
261views Algorithms» more  STOC 2010»
14 years 8 days ago
An Improved LP-based Approximation for Steiner Tree
The Steiner tree problem is one of the most fundamental ÆÈ-hard problems: given a weighted undirected graph and a subset of terminal nodes, find a minimum weight tree spanning ...
Jaroslaw Byrka, Fabrizio Grandoni, Thomas Rothvoss...
ICPP
1999
IEEE
13 years 11 months ago
Coherence-Centric Logging and Recovery for Home-Based Software Distributed Shared Memory
The probability of failures in software distributed shared memory (SDSM) increases as the system size grows. This paper introduces a new, efficient message logging technique, call...
Angkul Kongmunvattana, Nian-Feng Tzeng
HT
2009
ACM
13 years 10 months ago
Four measures for the dynamics of coalitions in social networks
We introduce four measures for the change of coalitions in social networks. The first one measures the change of the agents in the network over time, The second one measures the ...
Guido Boella, Leendert van der Torre, Serena Villa...
CORR
2010
Springer
99views Education» more  CORR 2010»
13 years 7 months ago
A New Phase Transition for Local Delays in MANETs
: We study a slotted version of the Aloha Medium Access (MAC) protocol in a Mobile Ad-hoc Network (MANET). Our model features transmitters randomly located in the Euclidean plane, ...
François Baccelli, Bartek Blaszczyszyn
IOR
2002
135views more  IOR 2002»
13 years 7 months ago
A Fluid Heuristic for Minimizing Makespan in Job Shops
We describe a simple on-line heuristic for scheduling job-shops. We assume there is a fixed set of routes for the jobs, and many jobs, say N, on each route. The heuristic uses saf...
J. G. Dai, Gideon Weiss