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INFOCOM
2010
IEEE
15 years 6 months ago
Walking in Facebook: A Case Study of Unbiased Sampling of OSNs
With more than 250 million active users, Facebook (FB) is currently one of the most important online social networks. Our goal in this paper is to obtain a representative (unbiased...
Minas Gjoka, Maciej Kurant, Carter T. Butts, Athin...
SODA
2010
ACM
185views Algorithms» more  SODA 2010»
15 years 4 months ago
Solving MAX-r-SAT Above a Tight Lower Bound
We present an exact algorithm that decides, for every fixed r ≥ 2 in time O(m) + 2O(k2 ) whether a given multiset of m clauses of size r admits a truth assignment that satisfi...
Noga Alon, Gregory Gutin, Eun Jung Kim, Stefan Sze...
TDSC
2010
218views more  TDSC 2010»
15 years 4 months ago
Secure Data Objects Replication in Data Grid
—Secret sharing and erasure coding-based approaches have been used in distributed storage systems to ensure the confidentiality, integrity, and availability of critical informati...
Manghui Tu, Peng Li, I-Ling Yen, Bhavani M. Thurai...
TACAS
2010
Springer
170views Algorithms» more  TACAS 2010»
15 years 4 months ago
SLAB: A Certifying Model Checker for Infinite-State Concurrent Systems
Systems and protocols combining concurrency and infinite state space occur quite often in practice, but are very difficult to verify automatically. At the same time, if the system ...
Klaus Dräger, Andrey Kupriyanov, Bernd Finkbe...
CCGRID
2010
IEEE
15 years 3 months ago
Low-Cost Tuning of Two-Step Algorithms for Scheduling Mixed-Parallel Applications onto Homogeneous Clusters
Due to the strong increase of processing units available to the end user, expressing parallelism of an algorithm is a major challenge for many researchers. Parallel applications ar...
Sascha Hunold