Abstract The consensus problem has recently emerged as a major interest in systems conferences, yet the systems community tends to ignore most of the large body of theory on this s...
In recent years, extensive studies of many interesting aspects of virtual community dynamics promoted a better understanding of this area. One of the most challenging problems fac...
Businesses increasingly provide and use services, applying formal (Web) services technology for the description, composition, and management of software as services. At the same t...
Computer based community support systems can provide powerful support in direct exchange of information and in finding people for information exchange Such applications usually mak...
Social networks are popular for online communities. This paper evaluates the risk of sophisticated context-aware spam that could result from information sharing on social networks...