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Re: [Evolution] evolution junk filtering
- From: "Feel the [Fury]" <fury falconbase com>
- To: guenther <guenther rudersport de>
- Cc: evolution lists ximian com
- Subject: Re: [Evolution] evolution junk filtering
- Date: Sun, 31 Oct 2004 17:27:02 -0500
actually it works now...I suppose it started working when I installed
spamassassin, but I didnt notice that it was throwing msgs into the junk
folder because they were marked as unread...anyway, all good now
On Sun, 2004-10-31 at 18:45 +0100, guenther wrote:
> > hmm...I thought it would work, but it still does not...I have been
> > marking mail junk for a while, and I know it takes a while to learn, but
> > it does not get sorted into the junk folder even if the exact same
> > message is received again
>
> OK, some more insight is necessary:
>
> Marking mails as Junk (SPAM) or not Junk (HAM) calls SpamAssassin and
> lets it learn this message. Anyway, learning doesn't necessarily mean,
> that SA knows "this mail and everything very similar is SPAM".
>
> Learning means, SA learns from the words in the mail and adjusts the
> level of SPAMmyness of these words, using a Bayesian database. Which
> effectively means special words can be a sign of either SPAM or HAM.
>
> The SA Bayes classifier won't work out of the box. To kick in, it needs
> to be trained properly. IIRC Bayes should kick in at about 200 SPAMs and
> 200 HAMs learned. (If it would work before being trained, this would
> lead to a lot of false positives and false negatives.)
>
> In fact, SA does auto-learn mails -- which means, even without manually
> marking mails as HAM or SPAM, SA trains the Bayes database from that
> mail. However, this would only happen for mails which do score high
> either as SPAM or HAM. This isn't the case for most SPAM mails.
>
> ...guenther
>
>
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