[R] ksvm question -- help! line search failed...

[Michael]

I got the data working, but now I got another problem with KSVM:

line search fails -2.793708 -0.5831701 1.870406e-05 -5.728611e-06
-5.059796e-08 -3.761822e-08 -7.308871e-13Error in
prob.model(object)[[p]]$A :
  $ operator is invalid for atomic vectors




On Tue, Jul 7, 2009 at 6:45 PM, Steve
Lianoglou<mailinglist.honeypot at gmail.com> wrote:
> Hi,
>
> On Jul 7, 2009, at 6:44 PM, Michael wrote:
>
>> What's wrong? Very sad about this...
>>
>> model <- ksvm(x=mytraindata[, -1], y=factor(mytraindata[, 1]),
>> prob.model=T)
>> Error in .local(x, ...) : x and y don't match.
>
> Same problem you're having with the svm in e1071: I bet your data is wonky.
>
> split your data into the x and y vars first and inspect it to make sure that
> they're "clean."
>
> -steve
>
> --
> Steve Lianoglou
> Graduate Student: Physiology, Biophysics and Systems Biology
> Weill Medical College of Cornell University
>
> Contact Info: http://cbio.mskcc.org/~lianos
>
>
>
>