example:
> x<-c(1,1,1)
> y<-c(2,2,2)
> m<-rbind(x,y)
> m
[,1] [,2] [,3]
x 1 1 1
y 2 2 2
> dimnames(m)
[[1]]
[1] "x" "y"
[[2]]
NULL
> dimnames(m)[[1]]<-c("a","b")
> m
[,1] [,2] [,3]
a 1 1 1
b 2 2 2
Am 15.05.2012 um 11:19 schrieb Gundala Viswanath:
> I have the following matrix:
>> dat
>
> [,1] [,2] [,3] [,4]
> foo 0.7574657 0.2104075 0.02922241 0.002705617
> foo 0.0000000 0.0000000 0.00000000 0.000000000
> foo 0.0000000 0.0000000 0.00000000 0.000000000
> foo 0.0000000 0.0000000 0.00000000 0.000000000
> foo 0.0000000 0.0000000 0.00000000 0.000000000
> foo 0.0000000 0.0000000 0.00000000 0.000000000
>
> and given this:
>
>> new_names <- c("k0","k1","k2,"k3","k4","k5");
>
>
> How can I get this?
>
>
> [,1] [,2] [,3] [,4]
> k0 0.7574657 0.2104075 0.02922241 0.002705617
> k1 0.0000000 0.0000000 0.00000000 0.000000000
> k2 0.0000000 0.0000000 0.00000000 0.000000000
> k3 0.0000000 0.0000000 0.00000000 0.000000000
> k4 0.0000000 0.0000000 0.00000000 0.000000000
> k5 0.0000000 0.0000000 0.00000000 0.000000000
>
> best,
> GV.
>
> ______________________________________________
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> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
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