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CORR
2010
Springer
13 years 9 months ago
2010
Springer
We analyze the structure and evolution of discussion cascades in four popular websites: Slashdot, Barrapunto, Meneame and Wikipedia. Despite the big heterogeneities between these ...
CNSR
2011
IEEE
13 years 16 days ago
2011
IEEE
—Principal component based anomaly detection has emerged as an important statistical tool for network anomaly detection. It works by projecting summary network information onto a...
IFIP
2010
Springer
13 years 3 months ago
2010
Springer
This paper formalizes the semantics of trust and studies the transitivity of trust. On the Web, people and software agents have to interact with "strangers". This makes ...
AROBOTS
2008
13 years 9 months ago
2008
Based on the analysis of non-verbal inter-human interaction, this paper proposes a model for estimating human friendships in the presence of a humanoid robot. Our previous study i...
ICC
2007
IEEE
14 years 3 months ago
2007
IEEE
— We consider a wireless multiuser network where a number of source/destination pairs communicate concurrently over the same physical channel. A set of amplify-and-forward relay ...