Computes the leave-one-out cross-validation statistic (the mean of PRESS – prediction residual sum of squares), AIC, corrected AIC, BIC and adjusted R^2 values for a linear model.
Numerical vector containing CV, AIC, AICc, BIC and AdjR2 values.
Rob J Hyndman
y <- ts(rnorm(120,0,3) + 20*sin(2*pi*(1:120)/12), frequency=12) fit1 <- tslm(y ~ trend + season) fit2 <- tslm(y ~ season) CV(fit1) CV(fit2)
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