Data stream analysis frequently relies on identifying correlations and posing conditional queries on the data after it has been seen. Correlated aggregates form an important examp...
As raw system and network performance continues to improve at exponential rates, the utility of many services is increasingly limited by availability rather than performance. A ke...
— Security breaches and attacks are critical problems in today’s networking. A key-point is that the security of each host depends not only on the protection strategies it choo...
Coordination of multiple agents under uncertainty in the decentralized POMDP model is known to be NEXP-complete, even when the agents have a joint set of goals. Nevertheless, we s...
ABSTRACT. We consider concurrent systems that can be modelled as 1-safe Petri nets communicating through a fixed set of buffers (modelled as unbounded places). We identify a param...