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» Approximation of Indistinct Concepts
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CLA
2006
13 years 9 months ago
Direct Factorization by Similarity of Fuzzy Concept Lattices by Factorization of Input Data
The paper presents additional results on factorization by similarity of fuzzy concept lattices. A fuzzy concept lattice is a hierarchically ordered collection of clusters extracted...
Radim Belohlávek, Jan Outrata, Vilém...
SEMWEB
2007
Springer
14 years 1 months ago
Approximate Measures of Semantic Dissimilarity under Uncertainty
Abstract. We propose semantic distance measures based on the criterion of approximate discernibility and on evidence combination. In the presence of incomplete knowledge, the dista...
Nicola Fanizzi, Claudia d'Amato, Floriana Esposito
FUIN
2006
103views more  FUIN 2006»
13 years 7 months ago
A Categorical View on Algebraic Lattices in Formal Concept Analysis
Formal concept analysis has grown from a new branch of the mathematical field of lattice theory to a widely recognized tool in Computer Science and elsewhere. In order to fully be...
Pascal Hitzler, Markus Krötzsch, Guo-Qiang Zh...
FLAIRS
2008
13 years 10 months ago
Multi-Prototype Concept and Object Typicality in Ontology
Concept representation in ontology is a basic problem on the Semantic Web. In human cognitive process, object typicality plays an important role in concept representation. Traditi...
Yi Cai, Ho-fung Leung, Ada Wai-Chee Fu
CORR
2010
Springer
171views Education» more  CORR 2010»
13 years 6 months ago
Graphical Models Concepts in Compressed Sensing
This paper surveys recent work in applying ideas from graphical models and message passing algorithms to solve large scale regularized regression problems. In particular, the focu...
Andrea Montanari