deaR (version 1.4.1)

Guo_Tanaka_2001: Data: Guo and Tanaka (2001).

Description

Data of 5 DMUs with two symmetric triangular fuzzy inputs, Xj = (xj, alphaj), and two symmetric triangular fuzzy outputs, Yj = (yj, betaj).

Usage

data("Guo_Tanaka_2001")

Format

Data frame with 5 rows and 9 columns. Definition of fuzzy inputs (X) and fuzzy outputs (Y):

x1

Input 1

x2

Input 2

alpha1

spread vector Input 1

alpha2

spread vector Input 2

y1

Output 1

y2

Output 2

beta1

spread vector Output 1

beta2

spread vector Output 2

Author

Vicente Coll-Serrano (). Quantitative Methods for Measuring Culture (MC2). Applied Economics.

Vicente Bolos (). Department of Business Mathematics

Rafael Benitez (). Department of Business Mathematics

University of Valencia (Spain)

See Also

make_deadata_fuzzy, modelfuzzy_guotanaka, cross_efficiency_fuzzy

Examples

data("Guo_Tanaka_2001")
data_example <- make_deadata_fuzzy(Guo_Tanaka_2001,
                                   dmus = 1,
                                   inputs.mL = 2:3,
                                   inputs.dL = 4:5,
                                   outputs.mL = 6:7,
                                   outputs.dL = 8:9)
result <- modelfuzzy_guotanaka(data_example,
                               h = seq(0, 1, by = 0.1),
                               orientation = "io")
efficiencies(result)