Is this really how bayes+autolearn works?

Martin Hepworth martinh at
Wed Dec 13 14:44:47 GMT 2006

Furnish, Trever G wrote:
>> -----Original Message-----
>> From: mailscanner-bounces at 
>> [mailto:mailscanner-bounces at] On Behalf 
>> Of Scott Silva
>> Sent: Tuesday, December 12, 2006 5:45 PM
>> To: mailscanner at
>> Subject: Re: Is this really how bayes+autolearn works?
>> Furnish, Trever G spake the following on 12/12/2006 1:59 PM:
>>> So Bayes is getting lots of messages that SA doesn't detect 
>> as spam, 
>>> and only a few similar messages that I train it to treat as 
>> spam.  Is 
>>> this a plausible explanation for why Bayes would consistently be 
>>> misclassifying this mail?
>>> So far the floods start in the afternoon and the subject 
>> strings are 
>>> consistent enough that I'm able to correct the damage by:
>>>     - removing my bayes database and retraining from archived spam 
>>> corpus (slow)
>>>     - creating custom rules to, for example, filter out "Subject =~ 
>>> /Good Morning/" (dangerous)
>> I also see a lot of spam coming from bots, but I consistently 
>> catch most of it. Are you using some good add-on rules?
>> Do you have any samples that some of us could run through our 
>> systems to see what we get?
> Requested samples are attached.  They're very simple messages -- but
> they're flooding in without being caught and then Bayes starts to assign
> -2.60 to them. :-(
> --
> Trever


latest SARE_STOCKS should help here..

Martin Hepworth
Senior Systems Administrator
Solid State Logic
Tel: +44 (0)1865 842300


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