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Re: bug in covariance.c/categoricals.c
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From: |
Jason Stover |
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Subject: |
Re: bug in covariance.c/categoricals.c |
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Date: |
Thu, 16 Jun 2011 09:49:01 -0400 |
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User-agent: |
Mutt/1.5.18 (2008-05-17) |
On Sun, Jun 12, 2011 at 08:42:23PM +0000, John Darrington wrote:
> You're right. It's a problem of semantics. The current implementation
> encodes each categorical variables into N columns, where N is the number
> of distinct values. For the covariance matrix we require N - 1 columns.
>
> Can you try the attached patch. I think it will solve your problem.
> (It causes all the ONEWAY tests to fail but we can think about that later).
That worked.
-Jason