Abstract. There are many potential users and uses for grid computing. However, the concept of sharing computing resources excites security concerns and, whilst being powerful and f...
Business Processes for Web 1 Services are the new paradigm for virtual organization. In such cross organizational partnerships no business partner may guess a priori what kind of c...
Conjunctive query answering is a key reasoning service for many ontology-based applications. In order to improve scalability, many Semantic Web query answering systems give up com...
Giorgos Stoilos, Bernardo Cuenca Grau, Ian Horrock...
We study the problem of automatically identifying“hotspots” on the real-time web. Concretely, we propose to identify highly-dynamic ad-hoc collections of users – what we ref...
In collaborative e-commerce environments, interoperation is a prerequisite for data warehouses that are physically scattered along the value chain. Adopting system and information...