# Example of cross-validation with an R dataset
# Read input and output data (ozone concentration in function of wind, temperature and solar radiation)
outputData <- na.omit(airquality)[,1]
inputData <- na.omit(airquality)[,2:4]
# Perform cross-validation
cross_validation <- glue_ann(inputData, outputData, cv=T, nCycles=1000, nSets=10)
# Visualisation
plot(cross_validation$target, ylim=c(-100,200), xlab='Sample number', ylab='Ozone')
points(cross_validation$eMean, pch=2, col='red')
lines(cross_validation$eQ025, lty=3, col='blue')
lines(cross_validation$eQ975, lty=3, col='blue')
legend('bottomright', c('Observations','GLUE-ANN ensemble mean prediction','95% prediction uncertainty'), pch=c(1,2,NA), lty=c(NA,NA,3),col=c('black','red','blue'),bty='n')
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