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SWAP
2008
15 years 4 months ago
OWL Change Management Patterns
Ontology evolution is a complex problem. In our work, we focus on issues related to change management, particularly consistency maintenance and we present in this paper, an overvie...
Rim Djedidi, Marie-Aude Aufaure
116
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DBA
2006
182views Database» more  DBA 2006»
15 years 4 months ago
Matrix Apriori: Speeding Up the Search for Frequent Patterns
This work discusses the problem of generating association rules from a set of transactions in a relational database, taking performance and accuracy of found results as the essent...
Judith Pavón, Sidney Viana, Santiago G&oacu...
ACL
2000
15 years 4 months ago
Extracting Causal Knowledge from a Medical Database Using Graphical Patterns
This paper reports the first part of a project that aims to develop a knowledge extraction and knowledge discovery system that extracts causal knowledge from textual databases. In...
Christopher S. G. Khoo, Syin Chan, Yun Niu
121
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SIMPRA
2010
558views more  SIMPRA 2010»
15 years 1 months ago
Species abundance patterns in an ecosystem simulation studied through Fisher's logseries
We have developed an individual-based evolving predator-prey ecosystem simulation that integrates, for the first time, a complex individual behaviour model, an evolutionary mecha...
Didier Devaurs, Robin Gras
131
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DATESO
2010
148views Database» more  DATESO 2010»
15 years 24 days ago
Using Spectral Clustering for Finding Students' Patterns of Behavior in Social Networks
Abstract. The high dimensionality of the data generated by social networks has been a big challenge for researchers. In order to solve the problems associated with this phenomenon,...
Gamila Obadi, Pavla Drázdilová, Jan ...