Re: Normalize a few features (not all)

How to specify the range, if we have features 1-12 and we want to normalize
all features except number 7.

On Wed, Aug 10, 2022 at 3:17 AM Peter Reutemann <[email protected]>
wrote:

> > In Weka explorer, is it possible I normalize only selected input
> features and not all?
> >
> > My requirement is to normalize all features except one, so can I do that?
>
> You can use the PartitionedMultiFilter for that:
>
> https://weka.sourceforge.io/doc.dev/weka/filters/unsupervised/attribute/PartitionedMultiFilter.html
>
> This meta-filter allows you to define attribute ranges and their
> associated filters. Just specify the correct range of attributes that
> you want to normalize and use Normalize as the filter.
> By default, all attributes not covered by the ranges will just be copied
> across.
>
> Cheers, Peter
> --
> Peter Reutemann
> Dept. of Computer Science
> University of Waikato, NZ
> +64 (7) 858-5174 (office)
> +64 (7) 577-5304 (home office)
> https://www.cs.waikato.ac.nz/~fracpete/
> http://www.data-mining.co.nz/
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