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APPROX
2008
Springer
119views Algorithms» more  APPROX 2008»
14 years 29 days ago
The Complexity of Distinguishing Markov Random Fields
Abstract. Markov random fields are often used to model high dimensional distributions in a number of applied areas. A number of recent papers have studied the problem of reconstruc...
Andrej Bogdanov, Elchanan Mossel, Salil P. Vadhan
ASPDAC
2009
ACM
115views Hardware» more  ASPDAC 2009»
14 years 5 months ago
Incremental and on-demand random walk for iterative power distribution network analysis
— Power distribution networks (PDNs) are designed and analyzed iteratively. Random walk is among the most efficient methods for PDN analysis. We develop in this paper an increme...
Yiyu Shi, Wei Yao, Jinjun Xiong, Lei He
IWVF
2001
Springer
14 years 3 months ago
Volume and Surface Area Distributions of Cracks in Concrete
Volumetric images of small mortar samples under load are acquired by X-ray microtomography. The images are binarized at many different threshold values, and over a million connecte...
George Nagy, Tong Zhang, W. R. Franklin, Eric Land...
JCIT
2007
142views more  JCIT 2007»
13 years 11 months ago
Distributed Certification Authority for Mobile Ad Hoc Networks - A Dynamic Approach
A Mobile Ad Hoc Network (MANET) is an infrastructureless network of wireless mobile nodes that cooperate among each other to maintain connectivity of the network. In comparison to...
Sanjay Raghani, Durga Toshniwal
DPD
2010
158views more  DPD 2010»
13 years 8 months ago
DYFRAM: dynamic fragmentation and replica management in distributed database systems
In distributed database systems, tables are frequently fragmented and replicated over a number of sites in order to reduce network communication costs. How to fragment, when to rep...
Jon Olav Hauglid, Norvald H. Ryeng, Kjetil N&oslas...