[R] Question on apply()
Gunther Höning
gunther.hoening at ukmainz.de
Mon Sep 18 08:05:28 CEST 2006
Dear list,
I try to do the following:
I have an list of length n, with elements done by smooth.spline
(SmoothList).
Now I have a matrix with n rows and m columns with x-values(Xarray)
Now I want ot predict the y-values.
Therefor I want to take the first element of SmoothList and the first row of
Xarray and predict for each element in Xarray the y value.
And then take the second element of SmoothList and second row of Xarray,
third row of SmoothList and third row of Xarray and so on....
I tried following:
NewValues <- function(x,LIST){predict(LIST,x)}
apply(Xarray, 2, NewValues,SmoothList)
But it don't work.
Could anybody help please ?
Gunther
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