Hi,
You may want to check the following paper which studies the
RBF kernel in detail:
o S. S. Keerthi and C.-J. Lin. Asymptotic behaviors of
support vector machines with Gaussian kernel . Neural
Computation, 15(2003), 1667-1689.
http://www.csie.ntu.edu.tw/~cjlin/papers/limit.ps.gz
Hope this helps
Chih-Jen
Fred Gruber writes:
> Hello
>
> I have a question regarding the range of values of the width (gamma) of
> the Radial Basis Function kernel.
>
> My inputs are scaled between -1 and 1. Most of the time I see papers
> in which the value of gamma is 0.1. Should this value always be less
> than 1? Or could it assume any value?
>
>
> Can someone refer me to a paper that discuses RBF kernel and the gamma
> parameter in detail?
>
>
>
> Thanks
> Fred
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