From: Peter Lauren <peterdlauren_at_yahoo.com>

Date: Sat 25 Feb 2006 - 23:36:15 EST

R-help@stat.math.ethz.ch mailing list

https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html Received on Sat Feb 25 23:51:48 2006

Date: Sat 25 Feb 2006 - 23:36:15 EST

Dear Dr. Burns,

Many thanks for your reply. I figured out what the
problem was. I had neglected to put the line
out;

at the end of the function. Once I did that,
everything was fine.

Thanks again,

Peter.

- Patrick Burns <pburns@pburns.seanet.com> wrote:

> My solution when I run into mysteries like this

*> is to put
**>
**> browser()
**>
**> in the function just before or after the line of
**> interest.
**> The magnitude and direction of my stupidity usually
**> become clear quickly.
**>
**> Patrick Burns
**> patrick@burns-stat.com
**> +44 (0)20 8525 0696
**> http://www.burns-stat.com
**> (home of S Poetry and "A Guide for the Unwilling S
**> User")
**>
**> Peter Lauren wrote:
**>
**> >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.
**> >
**> >______________________________________________
**> >R-help@stat.math.ethz.ch mailing list
**> >https://stat.ethz.ch/mailman/listinfo/r-help
**> >PLEASE do read the posting guide!
**> http://www.R-project.org/posting-guide.html
**> >
**> >
**> >
**> >
**> >
**>
**>
*

R-help@stat.math.ethz.ch mailing list

https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html Received on Sat Feb 25 23:51:48 2006

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