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#Code automatically generated with fuzzylite 6.0.
library(ggplot2);
engine.name = "investment_portfolio"
engine.fll = "Engine: investment_portfolio
InputVariable: Age
enabled: true
range: 20.000 100.000
lock-range: false
term: Young ZShape 30.000 90.000
term: Old SShape 30.000 90.000
InputVariable: RiskTolerance
enabled: true
range: 0.000 10.000
lock-range: false
term: Low ZShape 2.000 8.000
term: High SShape 2.000 8.000
OutputVariable: PercentageInStocks
enabled: true
range: 0.000 100.000
lock-range: false
aggregation: EinsteinSum
defuzzifier: Centroid 200
default: nan
lock-previous: false
term: AboutFifteen Gaussian 15.000 10.000
term: AboutFifty Gaussian 50.000 10.000
term: AboutEightyFive Gaussian 85.000 10.000
RuleBlock:
enabled: true
conjunction: EinsteinProduct
disjunction: EinsteinSum
implication: EinsteinProduct
activation: General
rule: if Age is Young or RiskTolerance is High then PercentageInStocks is AboutEightyFive
rule: if Age is Old or RiskTolerance is Low then PercentageInStocks is AboutFifteen
rule: if Age is not extremely Old and RiskTolerance is not extremely Low then PercentageInStocks is AboutFifty with 0.500
rule: if Age is not extremely Young and RiskTolerance is not extremely High then PercentageInStocks is AboutFifty with 0.500"
engine.fldFile = "investment_portfolio.fld"
if (require(data.table)) {
engine.df = data.table::fread(engine.fldFile, sep="auto", header="auto")
} else {
engine.df = read.table(engine.fldFile, header=TRUE)
}
engine.plot.i1i2_o1 = ggplot(engine.df, aes(Age, RiskTolerance)) +
geom_tile(aes(fill=PercentageInStocks)) +
scale_fill_gradient(low="yellow", high="red") +
stat_contour(aes(x=Age, y=RiskTolerance, z=PercentageInStocks), color="black") +
ggtitle("(Age, RiskTolerance) = PercentageInStocks")
engine.plot.i2i1_o1 = ggplot(engine.df, aes(RiskTolerance, Age)) +
geom_tile(aes(fill=PercentageInStocks)) +
scale_fill_gradient(low="yellow", high="red") +
stat_contour(aes(x=RiskTolerance, y=Age, z=PercentageInStocks), color="black") +
ggtitle("(RiskTolerance, Age) = PercentageInStocks")
if (require(gridExtra)) {
engine.plots = arrangeGrob(engine.plot.i1i2_o1, engine.plot.i2i1_o1, ncol=2, top=engine.name)
ggsave(paste0(engine.name, ".pdf"), engine.plots)
if (require(grid)) {
grid.newpage()
grid.draw(engine.plots)
}
}
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