We propose a distributed XML stream filtering system that uses a large number of subscribers' profiles, written in XPath expressions, to filter XML streams and then publish t...
Object caching is a desirable feature to improve the both scalability and performance of distributed application systems for information infrastructure, the information management ...
This paper examines a discrete-time queuing system with applications to telecommunications traffic. The arrival process is a particular Markov modulated process which belongs to t...
LOTOS is a formal specification language, designed for the precise description of open distributed systems and protocols. Our purpose is to introduce the operators of logics (for e...
Operator mistakes are a significant source of unavailability in modern Internet services. In this paper, we first characterize these mistakes by performing an extensive set of exp...