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FSS
2002
101views more  FSS 2002»
13 years 5 months ago
Powers of t-norms
In this paper we consider the rth powers of a continuous t-norm for positive real numbers r, generalizing the notion of the diagonal (2nd power). We identify the increasing functi...
Carol L. Walker, Elbert A. Walker
FSS
2002
94views more  FSS 2002»
13 years 5 months ago
Hierarchical neuro-fuzzy quadtree models
Hybrid neuro-fuzzy systems have been in evidence during the past few years, due to its attractive combination of the learning capacity of arti
Flávio Joaquim de Souza, Marley B. R. Vella...
FSS
2002
125views more  FSS 2002»
13 years 5 months ago
An "orderwise" polynomial regression procedure for fuzzy data
In this work we study approximation of fuzzy functions on a finite set of distinct points. Two types of approximation are considered, one method based on fuzzy linear programming p...
Pierpaolo D'Urso, Tommaso Gastaldi
FSS
2002
99views more  FSS 2002»
13 years 5 months ago
Extreme physical information and objective function in fuzzy clustering
Fuzzy clustering algorithms have been widely studied and applied in a variety of areas. They become the major techniques7 in cluster analysis. In this paper, we focus on objective...
Michel Ménard, Michel Eboueya
FSS
2002
103views more  FSS 2002»
13 years 5 months ago
A fuzzy seasonal ARIMA model for forecasting
This paper proposes a fuzzy seasonal ARIMA (FSARIMA) forecasting model, which combines the advantages of the seasonal time series ARIMA (SARIMA) model and the fuzzy regression mod...
Fang-Mei Tseng, Gwo-Hshiung Tzeng