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FUZZIEEE
2007
IEEE
14 years 3 months ago
Prototype-less Fuzzy Clustering
Abstract—In contrast to standard fuzzy clustering, which optimizes a set of prototypes, one for each cluster, this paper studies fuzzy clustering without prototypes. Starting fro...
Christian Borgelt
FUZZIEEE
2007
IEEE
14 years 3 months ago
Adaptive Optimization of the Number of Clusters in Fuzzy Clustering
In this paper, we present a local, adaptive optimization scheme for adjusting the number of clusters in fuzzy C-means clustering. This method is especially motivated by online app...
Jürgen Beringer, Eyke Hüllermeier
FSS
2010
100views more  FSS 2010»
13 years 6 months ago
Linearity testing for fuzzy rule-based models
In this paper, we introduce a linearity test for fuzzy rule-based models in the framework of time series modeling. To do so, we explore a family of statistical models, the regime ...
José Luis Aznarte, Marcelo C. Medeiros, Jos...
RSCTC
1998
Springer
129views Fuzzy Logic» more  RSCTC 1998»
14 years 1 months ago
On Generalizing Pawlak Approximation Operators
This paper reviews and discusses generalizations of Pawlak rough set approximation operators in mathematical systems, such as topological spaces, closure systems, lattices, and pos...
Y. Y. Yao
FUZZIEEE
2007
IEEE
14 years 24 days ago
Asymptotic Idempotency
This paper deals with aggregation operators. A new class of aggregation operators, called asymptotically idempotent, is introduced. A generalization of the basic notion of aggregat...
Roberto Ghiselli Ricci