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» Fuzzy queries and relational databases
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JASIS
2008
121views more  JASIS 2008»
13 years 10 months ago
Experiments with transitive dictionary translation and pseudo-relevance feedback using graded relevance assessments
Research on cross-language information retrieval (CLIR) has typically been restricted to settings using binary relevance assessments. In this paper, we present evaluation results f...
Raija Lehtokangas, Heikki Keskustalo, Kalervo J&au...
CORR
2007
Springer
139views Education» more  CORR 2007»
13 years 10 months ago
SkyServer Traffic Report - The First Five Years
The SkyServer is an Internet portal to the Sloan Digital Sky Survey Catalog Archive Server. From 2001 to 2006, there were a million visitors in 3 million sessions generating 170 mi...
Vik Singh, Jim Gray, Ani Thakar, Alexander S. Szal...
PODS
1994
ACM
138views Database» more  PODS 1994»
14 years 2 months ago
Dyn-FO: A Parallel, Dynamic Complexity Class
Traditionally, computational complexity has considered only static problems. Classical Complexity Classes such as NC, P, and NP are de ned in terms of the complexity of checking {...
Sushant Patnaik, Neil Immerman
BTW
2007
Springer
191views Database» more  BTW 2007»
14 years 4 months ago
The Information Integrator: Using Semantic Technology to provide a single view to distributed data
: For the integration of data that resides in autonomous data sources Software AG uses ontologies. Data source ontologies describe the data sources themselves. Business ontologies ...
Jürgen Angele, Michael Gesmann
DBA
2004
111views Database» more  DBA 2004»
13 years 11 months ago
Effective Decompositioning of Complex Spatial Objects into Intervals
In order to guarantee efficient query processing together with industrial strength, spatial index structures have to be integrated into fully-fledged object-relational database ma...
Hans-Peter Kriegel, Peter Kunath, Martin Pfeifle, ...