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JAIR
2006
143views more  JAIR 2006»
15 years 3 months ago
Convexity Arguments for Efficient Minimization of the Bethe and Kikuchi Free Energies
Loopy and generalized belief propagation are popular algorithms for approximate inference in Markov random fields and Bayesian networks. Fixed points of these algorithms have been...
Tom Heskes
IM
2007
15 years 3 months ago
Ranking Websites: A Probabilistic View
In this paper we suggest evaluating the importance of a website with the mean frequency of visiting the website for the Markov chain on the Internet Graph describing random surfi...
Ying Bao, Guang Feng, Tie-Yan Liu, Zhiming Ma, Yin...
TMC
2008
104views more  TMC 2008»
15 years 3 months ago
Minimum Interference Channel Assignment in Multiradio Wireless Mesh Networks
In this paper, we consider multihop wireless mesh networks, where each router node is equipped with multiple radio interfaces, and multiple channels are available for communication...
Anand Prabhu Subramanian, Himanshu Gupta, Samir R....
JCO
2010
101views more  JCO 2010»
15 years 2 months ago
Separator-based data reduction for signed graph balancing
Abstract Polynomial-time data reduction is a classical approach to hard graph problems. Typically, particular small subgraphs are replaced by smaller gadgets. We generalize this ap...
Falk Hüffner, Nadja Betzler, Rolf Niedermeier
JDA
2010
88views more  JDA 2010»
15 years 2 months ago
Greedy colorings for the binary paintshop problem
Cars have to be painted in two colors in a sequence where each car occurs twice; assign the two colors to the two occurrences of each car so as to minimize the number of color chan...
Hadis Amini, Frédéric Meunier, H&eac...