Motivated by the increasing need to handle complex multidimensional data in location-based data warehouses, this paper proposes a powerful data model that is able to capture the c...
The Unified Modeling Language (UML) has been widely accepted by application developers, but not so much by user interface (UI) designers. For this reason, the Unified Modeling Lan...
In this paper, we model the cost incurred by each peer participating in a peer-to-peer network. Such a cost model allows to gauge potential disincentives for peers to collaborate,...
In e-Science, scientific workflow systems are used to share data and knowledge in collaborative experiments. In recent work we discussed the concepts of a workflow bus [1], allowin...
Frank Terpstra, Zhiming Zhao, Wico Mulder, Pieter ...
In this paper, we introduce a formal email workflow model based on traditional email, which enables the user to define and execute ad-hoc workflows in an intuitive way. This model ...