[R] Problem with List() Inside Function
Peter Lauren
peterdlauren at yahoo.com
Thu Feb 23 16:32:13 CET 2006
I have a function declared thus.
FirstEigenvectorBoundary.Training <-
function(InputFileName='C:/Samples2/PT_Amp.txt',
Header=TRUE, Colour="red")
Inside the function, I have the following call
out<-list(x=Eigenvectors[2:(NumMetricsSelected+1),1],
y=-0.8, z=NumMetricsSelected);
NumMetricsSelected has the value 2 and Eigenvectors
has the following form
[,1] [,2] [,3]
[1,] 0.6404630 -0.2153989 0.7371638
[2,] -0.6081319 0.4439621 0.6580830
[3,] 0.4690231 0.8697706 -0.1533503
When I do it manually at the console, I get the
correct result. I.e.
> out
$x
[1] -0.6081319 0.4690231
$y
[1] -0.8
$z
[1] 2
However, when I call the function like this
> Training<-FirstEigenvectorBoundary.Training()
I get
>Training
$x
[1] 0.658083
$y
[1] -0.8
$z
[1] 2
That is, the $x element has only one value (instead of
2) and it is from the wrong part of the matrix.
Can anyone see what I am doing wrong?
Thanks very much,
Peter.
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