446 search results - page 22 / 90 » Formal concept analysis based on hierarchical class analysis |
126
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DKE
2002
15 years 8 days ago
2002
We introduce the notion of iceberg concept lattices and show their use in knowledge discovery in databases. Iceberg lattices are a conceptual clustering method, which is well suit...
91
Voted
ISESE
2005
IEEE
15 years 6 months ago
2005
IEEE
Many risk specific concepts like “threat”, “consequence” and “risk” belong to the daily language. In a risk analysis one cannot be certain that the participants’ int...
96
Voted
ISNN
2004
Springer
15 years 5 months ago
2004
Springer
This paper proposes a novel clustering analysis algorithm based on principal component analysis (PCA) and self-organizing maps (SOMs) for clustering the gene expression patterns. T...
105
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SEMWEB
2005
Springer
15 years 6 months ago
2005
Springer
We address the problem of linking observations from reality to a semantic web based knowledge base. Concepts in the biological domain are increasingly being formalized through ont...
101
Voted
ICIP
2009
IEEE
16 years 1 months ago
2009
IEEE
Image classification often relies on texture characterization. Yet texture characterization has so far rarely been based on a true 2D multifractal analysis. Recently, a 2D wavelet...