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» The Practice of Cluster Analysis
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IPM
2007
158views more  IPM 2007»
15 years 4 months ago
Validation and interpretation of Web users' sessions clusters
Understanding users’ navigation on the Web is important towards improving the quality of information and the speed of accessing large-scale Web data sources. Clustering of users...
George Pallis, Lefteris Angelis, Athena Vakali
PVLDB
2008
107views more  PVLDB 2008»
15 years 2 months ago
Constrained locally weighted clustering
Data clustering is a difficult problem due to the complex and heterogeneous natures of multidimensional data. To improve clustering accuracy, we propose a scheme to capture the lo...
Hao Cheng, Kien A. Hua, Khanh Vu
CSB
2005
IEEE
136views Bioinformatics» more  CSB 2005»
15 years 10 months ago
Whole Genome Phylogeny Based on Clustered Signature String Composition
Peptide compositions constructed out of whole sets of protein sequences can be used as species signatures for phylogenetic analysis. To account for point mutations, an amino acid ...
Xiaomeng Wu, Guohui Lin, Xiu-Feng Wan, Dong Xu
CSMR
2005
IEEE
15 years 10 months ago
Clustering Data Retrieved from Java Source Code to Support Software Maintenance: A Case Study
Data mining is a technology recently used in support of software maintenance in various contexts. Our works focuses on achieving a high level understanding of Java systems without...
Dimitris Rousidis, Christos Tjortjis
SMI
2008
IEEE
108views Image Analysis» more  SMI 2008»
15 years 10 months ago
Variational Multilevel Mesh Clustering
In this paper a novel clustering algorithm is proposed, namely Variational Multilevel Mesh Clustering (VMLC). The algorithm incorporates the advantages of both hierarchical and va...
Iurie Chiosa, Andreas Kolb