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140
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NETWORKING
2004
15 years 5 months ago
2004
Subset Difference Revocation (SDR) [8] has been proposed to perform group rekeying in a stateless manner. However, statelessness comes at a cost in terms of storage and message ove...
133
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ECSCW
2003
15 years 5 months ago
2003
Users who work together require adequate information about their environment—group awareness. In the CSCW literature several models and systems for group awareness have been pres...
115
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EJC
2007
15 years 4 months ago
2007
We present various techniques to count proportions of permutations with restricted cycle structure in finite permutation groups. For example, we show how a generalized block theo...
131
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CRIWG
2000
15 years 5 months ago
2000
GRADD is a group decision support systems targeted at asynchronous and distributed meetings. The distinctive features of GRADD are the combination of a rationalemodel for discussi...
127
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ECAL
2007
Springer
15 years 10 months ago
2007
Springer
We develop a multi-level selection model in the framework of indirect reciprocity. Using two levels of selection, one at the individual level and another at the group level, we pro...