>>>>> "John" == John Kane <[EMAIL PROTECTED]>
>>>>> on Sun, 17 Sep 2006 12:10:19 -0400 (EDT) writes:
John> --- Finosaur <[EMAIL PROTECTED]> wrote:
>> I am given a data frame, which actually contains a
>> matrix. But I need to convert the data frame into a
>> matrix so that I can use the matrix operators. Can
>> anybody help me out? Thanks a lot.
>>
>>
>> Thaleia
John> d <- as.matrix(data.frame)
It's (almost always) better to use Dimitri's suggestion,
data.matrix(), since that also produces a numeric matrix when
the data frame contains factors.
Martin
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