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» A System for Semantic Query Optimization
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VLDB
2004
ACM
263views Database» more  VLDB 2004»
15 years 3 months ago
BilVideo Video Database Management System
A prototype video database management system, which we call BilVideo, is presented. BilVideo provides an integrated support for queries on spatio-temporal, semantic and low-level ...
Özgür Ulusoy, Ugur Güdükbay, M...
RSFDGRC
2005
Springer
111views Data Mining» more  RSFDGRC 2005»
15 years 3 months ago
Knowledge Discovery Based Query Answering in Hierarchical Information Systems
The paper concerns failing queries in incomplete Distributed Autonomous Information Systems (DAIS) based on attributes which are hierarchical and which semantics at different site...
Zbigniew W. Ras, Agnieszka Dardzinska, Osman G&uum...
IPM
2007
143views more  IPM 2007»
14 years 10 months ago
QCS: A system for querying, clustering and summarizing documents
Information retrieval systems consist of many complicated components. Research and development of such systems is often hampered by the difficulty in evaluating how each particula...
Daniel M. Dunlavy, Dianne P. O'Leary, John M. Conr...
AAAI
2008
15 years 9 days ago
Abductive Logic Programming by Nonground Rewrite Systems
Logic programming with negation offers a compelling approach to abductive reasoning. This paper shows a simple view of abduction in this context for the completion semantics, unde...
Fangzhen Lin, Jia-Huai You
SAC
2010
ACM
15 years 4 months ago
Web-based graphical querying of databases through an ontology: the Wonder system
Biological scientists have made large amounts of data available on the Web, which can be accessed by canned or precomputed queries presented via web forms. To satisfy further info...
Diego Calvanese, C. Maria Keet, Werner Nutt, Maria...