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» Document clustering based on cluster validation
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ECAI
2004
Springer
13 years 11 months ago
OntoRefiner, a user query refinement interface usable for Semantic Web Portals
We present a user interface, the OntoRefiner1 system, for helping the user to navigate numerous retrieved documents after a search querying a semantic portal which integrates a ver...
Brigitte Safar, Hassen Kefi, Chantal Reynaud
ER
2004
Springer
103views Database» more  ER 2004»
14 years 1 months ago
Modeling Default Induction with Conceptual Structures
Our goal is to model the way people induce knowledge from rare and sparse data. This paper describes a theoretical framework for inducing knowledge from these incomplete data descr...
Julien Velcin, Jean-Gabriel Ganascia
ECOOPW
1998
Springer
14 years 4 days ago
Reengineering the Modularity of OO Systems
This paper describes a validation experiment of a quantitative approach to the modularization of object oriented systems based on Cluster Analysis. A sample of some relatively larg...
Fernando Brito e Abreu, Gonçalo Pereira, Pe...
BMCBI
2008
178views more  BMCBI 2008»
13 years 8 months ago
Identification of coherent patterns in gene expression data using an efficient biclustering algorithm and parallel coordinate vi
Background: The DNA microarray technology allows the measurement of expression levels of thousands of genes under tens/hundreds of different conditions. In microarray data, genes ...
Kin-On Cheng, Ngai-Fong Law, Wan-Chi Siu, Alan Wee...
BMCBI
2011
13 years 2 months ago
Motif-guided sparse decomposition of gene expression data for regulatory module identification
Background: Genes work coordinately as gene modules or gene networks. Various computational approaches have been proposed to find gene modules based on gene expression data; for e...
Ting Gong, Jianhua Xuan, Li Chen, Rebecca B. Riggi...