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AAAI
2011
14 years 6 months ago
Stopping Rules for Randomized Greedy Triangulation Schemes
Many algorithms for performing inference in graphical models have complexity that is exponential in the treewidth - a parameter of the underlying graph structure. Computing the (m...
Andrew Gelfand, Kalev Kask, Rina Dechter
CORR
2010
Springer
79views Education» more  CORR 2010»
15 years 6 months ago
Random Topologies and the emergence of cooperation: the role of short-cuts
We present a detailed study about the role of the short-cuts of a network in promoting the emergence of cooperation in a population of agents playing the Prisoner's Dilemma Ga...
Daniele Vilone, Angel Sánchez, Jesús...
MST
2000
101views more  MST 2000»
15 years 6 months ago
Robust Parallel Computations through Randomization
In this paper we present an efficient general simulation strategy for computations designed for fully operational BSP machines of n ideal processors, on n-processor dynamic-fault-p...
Spyros C. Kontogiannis, Grammati E. Pantziou, Paul...
ICASSP
2011
IEEE
14 years 10 months ago
Complex random matrices and multiple-antenna spectrum sensing
In this paper, we study the eigenvalue-based spectrum sensing techniques for multiple-antenna cognitive radio networks. First, we study the extreme eigenvalue distributions of a c...
Tharmalingam Ratnarajah, Caijun Zhong, Ayse Kortun...
ISCC
2007
IEEE
16 years 23 days ago
Cost Analysis of the MBMS Multicast Mode of UMTS
Along with the widespread deployment of the third generation cellular networks, the fast-improving capabilities of the mobile devices, content and service providers are increasing...
Antonios G. Alexiou, Christos Bouras, Evangelos Re...