[R] average waveform over many cycles

[jim holtman]

try:

y <- matrix(x, ncol=400, byrow=TRUE)

On 10/10/07, Bill Simpson <bill.simpson at plymouth.ac.uk> wrote:
> Thanks Jim for the help.
>
> I forgot to say that one of my main snags is figuring how how to chop up
> the one long (44100 samples) vector into pieces (400 of them).
>
> This is my C-inspired way of thinking but there must be a better way in
> R.
>
> cyclelength=44100/400
> for i= 1 to 400
>  for j= 1 to cyclelength
>  y[i,j]=x[i*j]
> next
> next
>
> Once that's done I can average over rows
>
> Thanks for any suggestions
> Bill
>
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>


-- 
Jim Holtman
Cincinnati, OH
+1 513 646 9390

What is the problem you are trying to solve?