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ESA
2011
Springer
260views Algorithms» more  ESA 2011»
12 years 10 months ago
On Variants of the Matroid Secretary Problem
We present a number of positive and negative results for variants of the matroid secretary problem. Most notably, we design a constant-factor competitive algorithm for the “rando...
Shayan Oveis Gharan, Jan Vondrák
INFOCOM
2007
IEEE
14 years 4 months ago
Reliable Broadcast in Wireless Networks with Probabilistic Failures
We consider the problem of reliable broadcast in a wireless network in which nodes are prone to failure. In the failure mode considered in this paper, each node can fail independe...
Vartika Bhandari, Nitin H. Vaidya
SODA
2007
ACM
127views Algorithms» more  SODA 2007»
13 years 11 months ago
Line-of-sight networks
Random geometric graphs have been one of the fundamental models for reasoning about wireless networks: one places n points at random in a region of the plane (typically a square o...
Alan M. Frieze, Jon M. Kleinberg, R. Ravi, Warren ...
ICDE
2010
IEEE
227views Database» more  ICDE 2010»
14 years 10 months ago
Approximate Confidence Computation in Probabilistic Databases
Abstract-- This paper introduces a deterministic approximation algorithm with error guarantees for computing the probability of propositional formulas over discrete random variable...
Dan Olteanu, Jiewen Huang, Christoph Koch
ICPADS
2005
IEEE
14 years 3 months ago
On the Connectedness of Peer-to-Peer Overlay Networks
Peer-to-Peer (P2P) applications typically use overlay networks to forward the content queries. However, due to the distributed fashion of the overlay establishment, the overlay ne...
Weisheng Si, MingChu Li