The consolidation of the Web as one of the most important ways to share and spread information has given raise to a huge amount of information systems for this media. This is the r...
Database modeling is still a job of an artisan. Due to this approach database schemata evolve by growth without any evolution plan. Finally, they cannot be examined, surveyed, cons...
A federated Web-based multimedia information system on one hand gathers its data from various Web sources, on the other hand offers the end-user a rich semantics describing its co...
Extraction-Transformation-Loading (ETL) tools are pieces of software responsible for the extraction of data from several sources, their cleansing, customization and insertion into ...
Abstract. The purpose of this article is to propose a scalable, topologically and traffic-wise self-adapting approach to a publish/subscribe paradigm for supporting event-based app...
Transaction services offered by public authorities vary from simple forms with few fields to multi-form compound documents with hundreds of input areas. In the latter case, field p...
Costas Vassilakis, George Lepouras, Stathis Rouvas...
Knowledge workers need to communicate and access knowledge while they work alone, in groups, sitting in their offices or on the move. This paper presents the MILK project, which ai...
Carla Valle, Elke Hinrichs, Karl-Heinz Klein, Gerd...
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)...