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ATAL
2005
Springer
14 years 3 months ago
Progressive ontology alignment for meaning coordination: an information-theoretic foundation
We elaborate on the mathematical foundations of the meaning coordination problem that agents face in open environments. We investigate to which extend the BarwiseSeligman theory o...
W. Marco Schorlemmer, Yannis Kalfoglou
DILS
2005
Springer
14 years 3 months ago
The Multiple Roles of Ontologies in the BioMediator Data Integration System
BioMediator is a data integration system that provides a common interface to multiple Internet-accessible databases containing information about genetics and molecular biology. Ont...
Peter Mork, Ron Shaker, Peter Tarczy-Hornoch
IDA
2005
Springer
14 years 3 months ago
Learning Label Preferences: Ranking Error Versus Position Error
We consider the problem of learning a ranking function, that is a mapping from instances to rankings over a finite number of labels. Our learning method, referred to as ranking by...
Eyke Hüllermeier, Johannes Fürnkranz
SSD
2005
Springer
105views Database» more  SSD 2005»
14 years 3 months ago
Evaluation of Top-k OLAP Queries Using Aggregate R-Trees
Abstract. A top-k OLAP query groups measures with respect to some abstraction level of interesting dimensions and selects the k groups with the highest aggregate value. An example ...
Nikos Mamoulis, Spiridon Bakiras, Panos Kalnis
ACII
2005
Springer
14 years 3 months ago
Sketch Based Facial Expression Recognition Using Graphics Hardware
In this paper, a novel system is proposed to recognize facial expression based on face sketch, which is produced by programmable graphics hardware-GPU(Graphics Processing Unit). Fi...
Jiajun Bu, Mingli Song, Qi Wu, Chun Chen, Cheng Ji...