Hi David, Petr,
sorry for the fuzzy posts. I oversaw that it was just the transposed version as
you indicate. Does exactly what it should.
Many thanks,
Ingo
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PLEASE do
On Aug 7, 2012, at 11:26 PM, Petr Savicky wrote:
On Wed, Aug 08, 2012 at 06:03:19AM +, Ingo Reinhold wrote:
Hi Jeff, David,
what I'm trying to do is speed the currently used nest for loop
a<-matrix(c(1:6),ncol=3)
b<-c(1,2,3,4)
result<-matrix(rep(0, times=dim(a)[1]*length(b)),nrow=dim(a)
On Wed, Aug 08, 2012 at 06:03:19AM +, Ingo Reinhold wrote:
> Hi Jeff, David,
>
> what I'm trying to do is speed the currently used nest for loop
>
> a<-matrix(c(1:6),ncol=3)
> b<-c(1,2,3,4)
>
> result<-matrix(rep(0, times=dim(a)[1]*length(b)),nrow=dim(a)[1])
> for(ii in 1:dim(a)[1]){
> fo
t.org
Subject: Re: [R] Outer product from matrix by row and a vector
Can you post what you want your answer to be for the a and b you have given
already?
---
Jeff NewmillerThe .
Can you post what you want your answer to be for the a and b you have given
already?
---
Jeff NewmillerThe . . Go Live...
DCN:Basics: ##.#. ##.#. Live Go...
On Aug 7, 2012, at 9:02 PM, Ingo Reinhold wrote:
Dear all,
I am facing a challenge when applying the outer product with a
matrix by rows.
What I have is a rather big matrix, which I would like to convert
into a different matrix by doing something like
outer(matrix_row, vector, function
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