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ESWS
2010
Springer
15 years 5 months ago
OKBook: Peer-to-Peer Community Formation
Many systems exist for community formation in extensions of traditional Web environments but little work has been done for forming and maintaining communities in the more dynamic e...
Xi Bai, Wamberto Vasconcelos, Dave Robertson
APAL
2008
87views more  APAL 2008»
15 years 4 months ago
Characterising nested database dependencies by fragments of propositional logic
We extend the earlier results on the equivalence between the Boolean and the multivalued dependencies in relational databases and fragments of the Boolean propositional logic. It ...
Sven Hartmann, Sebastian Link
CN
2008
76views more  CN 2008»
15 years 4 months ago
Efficient path protection in bi-directional WDM systems
Bi-directional WDM transmission is a technique that allows data to be transmitted simultaneously in both directions of a fiber, with different sets of wavelength channels for each...
Ji Li, Kwan L. Yeung, Chun-Kit Chan
CORR
2010
Springer
154views Education» more  CORR 2010»
15 years 4 months ago
Causal Markov condition for submodular information measures
The causal Markov condition (CMC) is a postulate that links observations to causality. It describes the conditional independences among the observations that are entailed by a cau...
Bastian Steudel, Dominik Janzing, Bernhard Sch&oum...
CORR
2008
Springer
91views Education» more  CORR 2008»
15 years 4 months ago
Secure Lossless Compression with Side Information
Secure data compression in the presence of side information at both a legitimate receiver and an eavesdropper is explored. A noise-free, limited rate link between the source and th...
Deniz Gündüz, Elza Erkip, H. Vincent Poo...