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2011 Mar 06
1
transaction list transformation to use rpart.
...000) *
15) X.9983< 0.5 307 0 1 (0.00000000 1.00000000)
I understand that it would approach the numeric cols with a regression
approach but is there any way to force it to view them as logical(yes, no or
T/F) codes. I can't successfully transform the data.frame to a factor. i
tried:
b_factor<-as.factor(b)
Error in sort.list(y) :
'x' must be atomic for 'sort.list'
Have you called 'sort' on a list?
Furthermore i am fearful if i am ever successful i will compound my memory
problems. 20,000 rows by 3,000 cols (while a substantial subset to the total
training d...