Re: [R] comparing two matrices

From: Adrian Dusa <dusa.adrian_at_gmail.com>
Date: Sun 21 Jan 2007 - 09:52:16 GMT

Hi Christos,

It's... more or less the same thing. I was looking for a matrix.to.matrix.run.me() function :)

Cheers,
Adrian

On Sunday 21 January 2007 00:56, Christos Hatzis wrote:
> Here is a slightly more compact version of your function which might run
> faster (I did not test timings) since it does not use the sum:
>
> apply(mat2, 1, function(x) which(apply(mat1, 1, function(y) all(x == y)) ==
> TRUE))
>
> -Christos

-- 
Adrian Dusa
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Received on Sun Jan 21 21:02:57 2007

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