R help - Dec 2007 - Dealing with NA's in a data matrix

Hi I have a matrix with NA value that I would like to convert these to a value
of 0.
any suggestions
 
Kind Regards
Amit Patel




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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
>
> Kind Regards
> Amit Patel
>
>
>
>
>       ___________________________________________________________
>
> ttp://uk.promotions.yahoo.com/forgood/
>         [[alternative HTML version deleted]]
>
> ______________________________________________
> R-help at r-project.org mailing list
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide
http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
>

-- 
Henrique Dallazuanna
Curitiba-Paran?-Brasil
25? 25' 40" S 49? 16' 22" O

tHANKS FOR ALL YOUR SUGGESTIONS
 
Kind Regards
Amit Patel

----- Original Message ----
From: Gregor Gorjanc <gregor.gorjanc@bfro.uni-lj.si>
To: r-help@stat.math.ethz.ch
Sent: Thursday, 6 December, 2007 12:06:00 AM
Subject: Re: [R] Dealing with NA's in a data matrix

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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 http://www.R-project.org/posting-guide.html
and provide commented, minimal, self-contained, reproducible code.






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