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From: Ted Dunning <ted.dunning@gmail.com>
Date: Thu, 10 Jul 2014 20:53:33 -0700
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 <CAJwFCa2fWb2m4UZkU_TEX2jJuL1asJnbqk=A8PTd4h9NiYXQfA@mail.gmail.com>
Subject: Re: Adaptive log.reg. validation
To: "user@mahout.apache.org" <user@mahout.apache.org>
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THis is confusing for sure.  The AUC says that you have no predictive
power, but the confusion matrix says you have a perfect solution.

Can you say more about what you did and what data you used?


On Thu, Jul 10, 2014 at 6:14 AM, fqsbs1 . <iknezovic52@gmail.com> wrote:

> Hi,i have one question.Is validation of adaptive log.reg. bugged becouse i
> get this results?
>
> Log-likelihood:Min=-0.69, Max=-0.69, Mean=-0.69, Median=-0.69
>
> AUC = 0.48
>
> =======================================================
> Confusion Matrix
> -------------------------------------------------------
> a        b        <--Classified as
> 18812    0         |  18812     a     = 0
> 0        1187      |  1187      b     = 1
>
>
>
> Entropy Matrix: [[-0.7, -0.2], [-0.7, -0.2]]
>

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