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» Lower bounds for dynamic connectivity
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JCNS
2000
109views more  JCNS 2000»
14 years 9 months ago
Dynamics of Sparsely Connected Networks of Excitatory and Inhibitory Spiking Neurons
The dynamics of networks of sparsely connected excitatory and inhibitory integrate-and-fire neurons are studied analytically. The analysis reveals a rich repertoire of states, incl...
Nicolas Brunel
STOC
2003
ACM
90views Algorithms» more  STOC 2003»
15 years 10 months ago
Work-competitive scheduling for cooperative computing with dynamic groups
The problem of cooperatively performing a set of t tasks in a decentralized setting where the computing medium is subject to failures is one of the fundamental problems in distrib...
Chryssis Georgiou, Alexander Russell, Alexander A....
ALT
2010
Springer
14 years 11 months ago
Inferring Social Networks from Outbreaks
We consider the problem of inferring the most likely social network given connectivity constraints imposed by observations of outbreaks within the network. Given a set of vertices ...
Dana Angluin, James Aspnes, Lev Reyzin
ICALP
2004
Springer
15 years 3 months ago
Quantum Query Complexity of Some Graph Problems
Quantum algorithms for graph problems are considered, both in the adjacency matrix model and in an adjacency list-like array model. We give almost tight lower and upper bounds for ...
Christoph Dürr, Mark Heiligman, Peter H&oslas...
GC
2007
Springer
14 years 9 months ago
Up-Embeddability of a Graph by Order and Girth
Let G be a connected graph of order n and girth g. If dG(u) + dG(v) ≥ n − 2g + 5 for any two non-adjacent vertices u and v, then G is up-embeddable. Further more, the lower bou...
Yichao Chen, Yanpei Liu