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» Answering imprecise database queries: a novel approach
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APBC
2004
13 years 9 months ago
Variable-length Intervals in Homology Search
Fast, accurate, and scalable search techniques for homology searching of large genomic collections are becoming an increasingly important requirement as genomic sequence collectio...
Abhijit Chattaraj, Hugh E. Williams
MIR
2003
ACM
174views Multimedia» more  MIR 2003»
14 years 24 days ago
Content-based image retrieval by clustering
In a typical content-based image retrieval (CBIR) system, query results are a set of images sorted by feature similarities with respect to the query. However, images with high fea...
Yixin Chen, James Ze Wang, Robert Krovetz
SWAP
2008
13 years 9 months ago
A Note on the Evaluation of Inductive Concept Classification Procedures
Abstract. The limitations of deductive logic-based approaches at deriving operational knowledge from ontologies may be overcome by inductive (instancebased) methods, which are usua...
Claudia d'Amato, Nicola Fanizzi, Floriana Esposito
VLDB
2004
ACM
144views Database» more  VLDB 2004»
14 years 7 months ago
Preserving mapping consistency under schema changes
Abstract. In dynamic environments like the Web, data sources may change not only their data but also their schemas, their semantics, and their query capabilities.When a mapping is ...
Yannis Velegrakis, Renée J. Miller, Lucian Popa
EDBT
2010
ACM
200views Database» more  EDBT 2010»
14 years 2 months ago
Rewrite techniques for performance optimization of schema matching processes
A recurring manual task in data integration, ontology alignment or model management is finding mappings between complex meta data structures. In order to reduce the manual effor...
Eric Peukert, Henrike Berthold, Erhard Rahm