Sciweavers

219 search results - page 30 / 44
» Intensional Query Answering: An Application of Partial Evalu...
Sort
View
CADE
2007
Springer
16 years 2 days ago
System Description: E-KRHyper
The E-KRHyper system is a model generator and theorem prover for first-order logic with equality. It implements the new E-hyper tableau calculus, which integrates a superposition-b...
Björn Pelzer, Christoph Wernhard
VLDB
2005
ACM
113views Database» more  VLDB 2005»
15 years 12 months ago
Mediators over taxonomy-based information sources
Abstract. We propose a mediator model for providing integrated and unified access to multiple taxonomy-based sources. Each source comprises a taxonomy and a database that indexes o...
Yannis Tzitzikas, Nicolas Spyratos, Panos Constant...
FOIS
2008
15 years 1 months ago
An Ontology for Grounding Vague Geographic Terms
Many geographic terms, such as "river" and "lake", are vague, with no clear boundaries of application. In particular, the spatial extent of such features is oft...
Brandon Bennett, David Mallenby, Allan Third
SAC
2010
ACM
15 years 6 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...
WWW
2005
ACM
16 years 13 days ago
Improving text collection selection with coverage and overlap statistics
In an environment of distributed text collections, the first step in the information retrieval process is to identify which of all available collections are more relevant to a giv...
Thomas Hernandez, Subbarao Kambhampati