-boun...@r-project.org [r-help-boun...@r-project.org] On Behalf Of
Moshe Olshansky [m_olshan...@yahoo.com]
Sent: 14 July 2009 13:55
To: r-help@r-project.org; Tish Robertson
Subject: Re: [R] averaging two matrices whilst ignoring missing values
One (awkward) way to do this is:
x - matrix(c(c(test),c
Hi folks,
I'm trying to do something that seems like it should easy, but it apparently
isn't. I have two large matrices, both containing a number of missing values
at different cells. I would like to average these matrices, but the NAs are
preventing me. I get a non-numeric argument to
On 14/07/2009, at 1:46 PM, Tish Robertson wrote:
Hi folks,
I'm trying to do something that seems like it should easy, but it
apparently isn't. I have two large matrices, both containing a
number of missing values at different cells. I would like to
average these matrices, but the NAs
One (awkward) way to do this is:
x - matrix(c(c(test),c(test2)),ncol=2)
y - rowMeans(x,na.rm=TRUE)
testave - matrix(y,nrow=nrow(test))
--- On Tue, 14/7/09, Tish Robertson tishrobert...@hotmail.com wrote:
From: Tish Robertson tishrobert...@hotmail.com
Subject: [R] averaging two matrices
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