On Tue, 6 Oct 2009 11:08:28 -0700 (PDT)
poifgh <abhinav.pat...@gmail.com> wrote:

> 
> I have a question about - understanding how are rulesets generated for
> ...
> a. Is it done manually with people writing regex to see how
> efficiently they capture spams?
> b. Is there an algorithm that identifies large corpus of spam and the
> comes up with these regex'es on its own?
> c. Is it a combination of (a), (b)?

The optional sought rules are autogenerated, the rest are manual.

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