Displaying 1 result from an estimated 1 matches for "tp3631318p3631318".
2011 Jun 28
1
create a factor variable from two numeric variables when order is irrelevant
...ard, more direct
way to do this.
i<-apply(t(apply(d,1,function(x) sort(x))),1,function(y) 10*y[1]+y[2])
i<-factor(i)
i
Thanks for your help,
Daniel
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