We describe models and efficient algorithms for detecting groups (communities) functioning in communication networks which attempt to hide their functionality – hidden groups. O...
Jeffrey Baumes, Mark K. Goldberg, Malik Magdon-Ism...
Abstract. The widespread availability of both fixed and wireless network connectivity and the growing market of portable devices are enabling anytime and anywhere impromptu collabo...
Dario Bottazzi, Antonio Corradi, Rebecca Montanari
Database replication based on group communication systems has recently been proposed as an efficient and resilient solution for large-scale data management. However, its evaluati...
Probabilistic trust has been adopted as an approach to taking security sensitive decisions in modern global computing environments. Existing probabilistic trust frameworks either a...
We propose group communication as an efficient mechanism to support fault tolerance. Our approach is based on an efficient reliable broadcast protocol that requires on average onl...