Re: [R] Dealing with NA's in a data matrix

From: Amit Patel <amitpatel_ak_at_yahoo.co.uk>
Date: Thu, 6 Dec 2007 10:00:15 +0000 (GMT)


tHANKS FOR ALL YOUR SUGGESTIONS  

Kind Regards
Amit Patel

Henrique Dallazuanna <wwwhsd <at> gmail.com> writes:
> x[is.na(x)] <- 0
>
> On 05/12/2007, Amit Patel <amitpatel_ak <at> yahoo.co.uk> wrote:
> > Hi I have a matrix with NA value that I would like to convert these
 to a
value of 0.
> > any suggestions

also

library(gdata)
x <- matrix(rnorm(16), nrow=4, ncol=4)
x[1, 1] <- NA
NAToUnknown(x, unknown=0)

Gregor



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