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» Improving Semantic Query Answering
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PPDP
2010
Springer
13 years 8 months ago
Graph queries through datalog optimizations
This paperdescribes the use of a powerful graph query language for querying programs, and a novel combination of transformations for generating efficient implementations of the q...
K. Tuncay Tekle, Michael Gorbovitski, Yanhong A. L...
ICDE
2006
IEEE
143views Database» more  ICDE 2006»
14 years 4 months ago
Effectiveness Bounds for Non-Exhaustive Schema Matching Systems
Semantic validation of the effectiveness of a schema matching system is traditionally performed by comparing system-generated mappings with those of human evaluators. The human ef...
Marko Smiljanic, Maurice van Keulen, Willem Jonker
CIKM
2005
Springer
14 years 3 months ago
Query expansion using random walk models
It has long been recognized that capturing term relationships is an important aspect of information retrieval. Even with large amounts of data, we usually only have significant ev...
Kevyn Collins-Thompson, Jamie Callan
ICDE
2012
IEEE
269views Database» more  ICDE 2012»
12 years 17 days ago
A Deep Embedding of Queries into Ruby
—We demonstrate SWITCH, a deep embedding of relational queries into RUBY and RUBY on RAILS. With SWITCH, there is no syntactic or stylistic difference between RUBY programs that ...
Torsten Grust, Manuel Mayr
CLEF
2008
Springer
13 years 12 months ago
UJM at ImageCLEFwiki 2008
This paper reports our multimedia information retrieval experiments carried out for the ImageCLEF track (ImageCLEFwiki). The task is to answer to user information needs, i.e. quer...
Christophe Moulin, Cécile Barat, Mathias G&...