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80
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FQAS
2000
Springer
107views Database» more  FQAS 2000»
15 years 1 months ago
Measuring Effectiveness in Fuzzy Information Retrieval
- We investigate extensions of the classical measurement of effectiveness in information retrieval systems, precision and recall, to situations where the answer is modeled by a fuz...
Maria J. Martín-Bautista, Daniel Sán...
OWLED
2008
14 years 11 months ago
Owlgres: A Scalable OWL Reasoner
Abstract. We present Owlgres, a DL-Lite reasoner implementation written for PostgreSQL, a mature open source database. Owlgres is an OWL reasoner that provides consistency checking...
Markus Stocker, Michael Smith
97
Voted
CIKM
2011
Springer
13 years 9 months ago
Semantic data markets: a flexible environment for knowledge management
We present Nyaya, a system for the management of Semantic-Web data which couples a general-purpose and extensible storage mechanism with efficient ontology reasoning and querying ...
Roberto De Virgilio, Giorgio Orsi, Letizia Tanca, ...
UML
2001
Springer
15 years 2 months ago
On Querying UML Data Models with OCL
UML is the de-facto standard language for Object-Oriented analysis and design of information systems. Persistent storage and extraction of data in such systems is supported by dat...
David H. Akehurst, Behzad Bordbar
94
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PODS
2006
ACM
138views Database» more  PODS 2006»
15 years 9 months ago
Efficiently ordering subgoals with access constraints
d Abstract] Guizhen Yang Artificial Intelligence Center SRI International Menlo Park, CA 94025, USA Michael Kifer Dept. of Computer Science Stony Brook University Stony Brook, NY 1...
Guizhen Yang, Michael Kifer, Vinay K. Chaudhri