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DAWAK
2007
Springer
15 years 5 months ago
Automating the Schema Matching Process for Heterogeneous Data Warehouses
Abstract. A federated data warehouse is a logical integration of data warehouses applicable when physical integration is impossible due to privacy policy or legal restrictions. In ...
Marko Banek, Boris Vrdoljak, A. Min Tjoa, Zoran Sk...
89
Voted
ADBIS
2009
Springer
135views Database» more  ADBIS 2009»
14 years 8 months ago
Systematic Exploration of Efficient Query Plans for Automated Database Restructuring
We consider the problem of selecting views and indexes that minimize the evaluation costs of the important queries under an upper bound on the disk space available for storing the ...
Maxim Kormilitsin, Rada Chirkova, Yahya Fathi, Mat...
LREC
2010
154views Education» more  LREC 2010»
15 years 11 days ago
WikiWoods: Syntacto-Semantic Annotation for English Wikipedia
WikiWoods is an ongoing initiative to provide rich syntacto-semantic annotations for English Wikipedia. We sketch an automated processing pipeline to extract relevant textual cont...
Dan Flickinger, Stephan Oepen, Gisle Ytrestø...
CCL
1994
Springer
15 years 3 months ago
How to Win a Game with Features
We employ the model-theoretic method of Ehrenfeucht-Fra sse Games to prove the completeness of the theory CFT, which has been introduced in 22] for describing rational trees in a ...
Rolf Backofen, Ralf Treinen
105
Voted
DLOG
2011
14 years 2 months ago
Goal-oriented Query Rewriting for OWL 2 QL
We present an optimized query rewriting algorithm for OWL 2 QL that computes the rewriting set of a user query by avoiding unnecessary inferences and extended clause subsumption ch...
Alexandros Chortaras, Despoina Trivela, Giorgos B....