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2008
13 years 10 months ago
Taming the Infinite Chase: Query Answering under Expressive Relational Constraints
Answering queries posed over knowledge bases is a central problem in knowledge representation and database theory. In databases, query containment is one of the important query op...
Andrea Calì, Georg Gottlob, Michael Kifer
COSIT
2007
Springer
107views GIS» more  COSIT 2007»
14 years 10 days ago
A Uniform Handling of Different Landmark Types in Route Directions
Abstract. Landmarks are crucial for human wayfinding. Their integration in wayfinding assistance systems is essential for generating cognitively ergonomic route directions. I prese...
Kai-Florian Richter
ER
2003
Springer
173views Database» more  ER 2003»
14 years 1 months ago
Automatic Generation of XQuery View Definitions from ORA-SS Views
Many Internet-based applications have adopted XML as the standard data exchange format. These XML data are typically stored in its native form, thus creating the need to present XM...
Ya Bing Chen, Tok Wang Ling, Mong-Li Lee
ADBIS
2006
Springer
109views Database» more  ADBIS 2006»
14 years 2 months ago
Content Is Capricious: A Case for Dynamic System Generation
Abstract. Database modeling is based on the assumption of a high regularity of its application areas, an assumption which applies to both the structure of data and the behavior of ...
Hans-Werner Sehring, Sebastian Bossung, Joachim W....
SIBGRAPI
2006
IEEE
14 years 2 months ago
Extracting Discriminative Information from Medical Images: A Multivariate Linear Approach
Statistical discrimination methods are suitable not only for classification but also for characterisation of differences between a reference group of patterns and the population u...
Carlos E. Thomaz, Nelson A. O. Aguiar, Sergio H. A...