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--R Package 'smbinning': Optimal Binning for Scoring Modeling
library(smbinning) data(chileancredit) # Training and testing samples chileancredit.train=subset(chileancredit,FlagSample==1) chileancredit.test=subset(chileancredit,FlagSample==0) # Run and save results result=smbinning(df=chileancredit.train,y="FlagGB",x="TOB",p=0.05) result$ivtable # Relevant plots (2x2 Page) par(mfrow=c(2,2)) boxplot(chileancredit.train$TOB~chileancredit.train$FlagGB, horizontal=T, frame=F, col="lightgray",main="Distribution") mtext("Time on Books (Months)",3) smbinning.plot(result,option="dist",sub="Time on Books (Months)") smbinning.plot(result,option="badrate",sub="Time on Books (Months)") smbinning.plot(result,option="WoE",sub="Time on Books (Months)") par(mfrow=c(1,1))
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殊 貍螳 螻 蟆 . (碁狩一一) |