Exclusion Intervals

[Bob Vincent]

> Ok, so the problem isn't that the min_dev is wrong (although it still might
> fix the problem), it's that I've received a few hams with spammy tokens, but
> the spamminess gets diluted over time due to the influx of other kinds of
> spam, and the hamminess sticks because I receive less hams than spams.  So
> the more I register these spams to get tokens like "software" and "$60" into
> a spammy zone, I'll be diluting other spam tokens out of it.  This is a
> problem.  Since my set of spammy tokens is much larger than my set of hammy
> tokens, this must be why every token in my database which is ever used in
> ham is biased pretty strongly toward ham.

Isn't this what the Effective Size Factor values is supposed to fix?

That is, if you get ten times as much spam as ham, should you set 

sp_esf = 10.000

???