Now showing items 1-5 of 5
Querying web polystores
The database, semantic web, and linked data communities have proposed solutions that federate queries over multiple data sources using a single data model. Nowadays, the data retrieval requirements originating from versatile ...
On the efficiency of joining group patterns in SPARQL queries
In SPARQL, conjunctive queries are expressed by using shared variables across sets of triple patterns, also called basic graph patterns. Based on this characterization, basic graph patterns in a SPARQL query can be ...
Invited Talk: Can We Deal with Emergent Knowledge Yet?
(VSE Prague, 2010)
This overview paper briefly describes problems we need to tackle if we want to meaningfully and efficiently process emergent knowledge. By this term we essentially mean knowledge continually emerging in a bottom-up manner ...
Where is the News Breaking? Towards a Location-based Event Detection Framework for Journalists
The rise of user-generated content (UCG) as a source of information in the journalistic lifecycle is driving the need for automated methods to detect, filter, contextualise and verify citizen reports of breaking news ...
On the need of integrating social media channels and open source software repositories
The growing interest in the usage of social media channels have attracted the open source software community to adopt an identity in order to disseminate project-related information to a wider audience. We foresee the need ...