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» On Random Betweenness Constraints
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SASN
2004
ACM
15 years 11 months ago
Revisiting random key pre-distribution schemes for wireless sensor networks
Key management is one of the fundamental building blocks of security services. In a network with resource constrained nodes like sensor networks, traditional key management techni...
Joengmin Hwang, Yongdae Kim
APPROX
2008
Springer
184views Algorithms» more  APPROX 2008»
15 years 8 months ago
Approximately Counting Embeddings into Random Graphs
Let H be a graph, and let CH(G) be the number of (subgraph isomorphic) copies of H contained in a graph G. We investigate the fundamental problem of estimating CH(G). Previous res...
Martin Fürer, Shiva Prasad Kasiviswanathan
CDC
2008
IEEE
144views Control Systems» more  CDC 2008»
16 years 18 days ago
On the convergence time of distributed quantized averaging algorithms
— We come up with novel quantized averaging algorithms on synchronous and asynchronous communication networks with fixed, switching and random topologies. The implementation of ...
Minghui Zhu, Sonia Martínez
140
Voted
RANDOM
2001
Springer
15 years 10 months ago
On Euclidean Embeddings and Bandwidth Minimization
We study Euclidean embeddings of Euclidean metrics and present the following four results: (1) an O(log3 n √ log log n) approximation for minimum bandwidth in conjunction with a ...
John Dunagan, Santosh Vempala
POPL
2003
ACM
16 years 6 months ago
Discovering affine equalities using random interpretation
We present a new polynomial-time randomized algorithm for discovering affine equalities involving variables in a program. The key idea of the algorithm is to execute a code fragme...
Sumit Gulwani, George C. Necula