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Subject: XploRe Application Guide
See XploRe:

Quantlet: cart04
Description: finds the initial regression tree for 20% of Boston Housing Data
Download: cart04.xpl

Code:
     library("xclust")
     randomize(10)
     boston=read("bostonh")
     boston=paf(boston,uniform(rows(boston))<0.20)
     yvar=boston[,14]
     xvar=boston[,1:13]
     type=matrix(13)
     type[4]=0
     type[9]=0
     opt=cartsplitopt("minsize",1,"mindev",0,"mincut",8)
     tr=cartsplit(xvar,yvar,type,opt)
     totleaves=leafnum(tr,1)
     totleaves
     plotcarttree(tr)

Subject: XploRe Application Guide
See XploRe:

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