The number of vertical search engines and portals has rapidly increased over the last years, making the importance of a topic-driven (focused) crawler evident. In this paper, we de...
: Nowadays, a central topic in database science is the need of an integrated access to large amounts of data provided by various information sources whose contents are strictly rel...
In this paper, we demonstrate the use of the ESTEST system, which combines the data integration approach with techniques from Information Extraction in order to allow information ...
Service based architectures are a powerful approach to meet the fast evolution of business rules and the corresponding software. An active functionality service that detects event...
The RDF Book Mashup demonstrates how Web 2.0 data sources like Amazon, Google and Yahoo can be integrated into the Semantic Web. Following the principles of linked data, the RDF Bo...