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WWW
2006
ACM
14 years 8 months ago
Position paper: ontology construction from online ontologies
One of the main hurdles towards a wide endorsement of ontologies is the high cost of constructing them. Reuse of existing ontologies offers a much cheaper alternative than buildin...
Harith Alani
WWW
2010
ACM
14 years 2 months ago
Matrix "Bit" loaded: a scalable lightweight join query processor for RDF data
The Semantic Web community, until now, has used traditional database systems for the storage and querying of RDF data. The SPARQL query language also closely follows SQL syntax. A...
Medha Atre, Vineet Chaoji, Mohammed J. Zaki, James...
SEMWEB
2010
Springer
13 years 5 months ago
Forgetting Fragments from Evolving Ontologies
Abstract. Ontologies underpin the semantic web; they define the concepts and their relationships contained in a data source. An increasing number of ontologies are available on-lin...
Heather S. Packer, Nicholas Gibbins, Nicholas R. J...
SEMWEB
2010
Springer
13 years 5 months ago
Optimizing Enterprise-Scale OWL 2 RL Reasoning in a Relational Database System
OWL 2 RL was standardized as a less expressive but scalable subset of OWL 2 that allows a forward-chaining implementation. However, building an enterprise-scale forward-chaining ba...
Vladimir Kolovski, Zhe Wu, George Eadon
SEMWEB
2010
Springer
13 years 5 months ago
Making Sense of Twitter
Abstract. Twitter enjoys enormous popularity as a micro-blogging service largely due to its simplicity. On the downside, there is little organization to the Twitterverse and making...
David Laniado, Peter Mika