| fuzzydat {fuzzyreg} | R Documentation |
Data For Fuzzy Linear Regression
Description
Example data reported by the authors of the respective fuzzy linear regression methods for testing model fit performance.
Usage
data(fuzzydat)
Format
A list of data.frames.
Source
Diamond, P. (1988) Fuzzy least squares. Information Sciences 46(3): 141-157.
Hung, W.-L. and Yang, M.-S. (2006) An omission approach for detecting outliers in fuzzy regression models. Fuzzy Sets and Systems 157: 3109-3122.
Lee, H. and Tanaka, H. (1999) Fuzzy approximations with non-symmetric fuzzy parameters in fuzzy regression analysis. Journal of the Operations Research Society Japan 42: 98-112.
Nasrabadi, M. M., Nasrabadi, E. and Nasrabady, A. R. (2005) Fuzzy linear regression analysis: a multi-objective programming approach. Applied Mathematics and Computation 163: 245-251.
Tanaka H., Hayashi I. and Watada J. (1989) Possibilistic linear regression analysis for fuzzy data. European Journal of Operational Research 40: 389-396.
Examples
data(fuzzydat)
fuzzylm(y ~ x, data = fuzzydat$lee)
fuzzylm(y ~ x, data = fuzzydat$dia, method = "fls", fuzzy.left.y = "yl", fuzzy.right.y = "yl")