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» Document-Centric Query Answering for the Semantic Web
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AAAI
2010
13 years 10 months ago
How Incomplete Is Your Semantic Web Reasoner?
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...
JAPLL
2010
179views more  JAPLL 2010»
13 years 7 months ago
Tractable query answering and rewriting under description logic constraints
Answering queries over an incomplete database w.r.t. a set of constraints is an important computational task with applications in fields as diverse as information integration and ...
Héctor Pérez-Urbina, Boris Motik, Ia...
SEMWEB
2007
Springer
14 years 2 months ago
SMART: A Web-Based, Ontology-Driven, Semantic Web Query Answering Application
SMART (Semantic web information Management with automated Reasoning Tool) is an open-source project, which aims to provide intuitive tools for life scientists for represent, integr...
Alexander De Leon Battista, Natalia Villanueva-Ros...
KCAP
2009
ACM
14 years 1 months ago
Cross ontology query answering on the semantic web: an initial evaluation
PowerAqua1 is a Question Answering system, which takes as input a natural language query and is able to return answers drawn from relevant semantic resources found anywhere on the...
Vanessa Lopez, Victoria S. Uren, Marta Sabou, Enri...
ESWS
2009
Springer
14 years 3 months ago
Ranking Approximate Answers to Semantic Web Queries
We consider the problem of a user querying semistructured data such as RDF without knowing its structure. In these circumstances, it is helpful if the querying system can perform a...
Carlos A. Hurtado, Alexandra Poulovassilis, Peter ...