Please read the posting guide.
Your question is far from clear. First you're apparently unhappy because
character vectors are being converted to factors. Then later you ask how
to tell a function that some numeric datas should be considered factors.
Which is it that you want? A simple short exampl
I have a big data set that includes character variables of many different
values. I'm trying to use ff to read the data and then use biglm.big.matrix
to build linear models. However, since big.matrix will convert all
character vectors to factors and the character labels will be lost. I
decided to c
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