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» The metamathematics of random graphs
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SIROCCO
2010
15 years 3 months ago
Average Long-Lived Memoryless Consensus: The Three-Value Case
Abstract. We study strategies that minimize the instability of a faulttolerant consensus system. More precisely, we find the strategy than minimizes the number of output changes ov...
Ivan Rapaport, Eric Rémila
COMBINATORICA
2007
117views more  COMBINATORICA 2007»
15 years 1 months ago
Embedding nearly-spanning bounded degree trees
We derive a sufficient condition for a sparse graph G on n vertices to contain a copy of a tree T of maximum degree at most d on (1 − )n vertices, in terms of the expansion prop...
Noga Alon, Michael Krivelevich, Benny Sudakov
CORR
2010
Springer
136views Education» more  CORR 2010»
15 years 1 months ago
Maximum Bipartite Matching Size And Application to Cuckoo Hashing
Cuckoo hashing with a stash is a robust high-performance hashing scheme that can be used in many real-life applications. It complements cuckoo hashing by adding a small stash stor...
Josef Kanizo, David Hay, Isaac Keslassy
TCS
2010
15 years 9 days ago
Cops and Robbers from a distance
Cops and Robbers is a pursuit and evasion game played on graphs that has received much attention. We consider an extension of Cops and Robbers, distance k Cops and Robbers, where t...
Anthony Bonato, Ehsan Chiniforooshan, Pawel Pralat
WWW
2011
ACM
14 years 8 months ago
Estimating sizes of social networks via biased sampling
Online social networks have become very popular in recent years and their number of users is already measured in many hundreds of millions. For various commercial and sociological...
Liran Katzir, Edo Liberty, Oren Somekh