The increasing popularity of persistent worlds and the predicted rise of pervasive gaming, both having a strong inherent potential for role-playing, stress a classical challenge o...
While classic information retrieval methods return whole documents as a result of a query, many information demands would be better satisfied by fine-grain access inside the docu...
Abstract. The viability of overlay multicasting has been established by prev ious research. However, in order to apply overlay multicast to Internet -scale distributed systems, suc...
The increasing complexity of today’s systems makes fast and accurate failure detection essential for their use in mission-critical applications. Various monitoring methods provi...
Exponential algorithms, i.e. algorithms of complexity O(cn ) for some c > 1, seem to be unavoidable in the case of NP-complete problems (unless P=NP), especially if the problem ...