Knowledge workers typically collaborate in knowledge processes and have to be supported with adequate information and communication infrastructures. We propose a shared-context inf...
Abstract. Motivated by previously identified user perceptual tolerance to varying multimedia Quality of Service (QoS), this paper shows that the Business to Customer (B2C) user ex...
In data warehouses measures are analyzed along different dimensions. Although the structures of these dimensions change over time, data warehouse tools currently in use are not ab...
The overall problem addressed in this paper is to improve semantic interoperability in heterogeneous systems. Normally, the semantics of data is carried by ontology (concept model)...
This paper presents an approach for the improvement of the efficiency of the performance analysis of large workflow models. We propose a simple and powerful decidable Petri net red...