Hi all,

Here's a debug of the Bayes portion of an SA run on an email I recently 
received.  Individual token scores range from 0.01 to 0.91, but the final Bayes 
score is 0.0002!

How does the final score come out so low?  I thought it was computed from the 
arithmetic mean of all the token scores.  Or is there something else going on?  
(This is SA 2.63 with mostly auto-learned Bayes DB.)

debug: bayes token 'H*c:US-ASCII' => 0.0178547475635557
debug: bayes token 'Bicycle' => 0.0256190476190476
debug: bayes token '790' => 0.0256190476190476
debug: bayes token 'Ranger' => 0.0256190476190476
debug: bayes token 'H*r:sk:MDaemon' => 0.0307070478260523
debug: bayes token 'Swiss' => 0.0318769084000459
debug: bayes token 'wondering' => 0.0348539919377274
debug: bayes token 'H*M:swissinfo' => 0.958
debug: bayes token 'HX-Spam-Processed:Jun' => 0.0488394594086035
debug: bayes token 'HX-Spam-Processed:2004' => 0.0488394594086035
debug: bayes token 'N:HX-Spam-Processed:NNNN' => 0.0488394594086035
debug: bayes token 'HX-Spam-Processed:Fri' => 0.0489090909090909
debug: bayes token 'sk:freemai' => 0.0489090909090909
debug: bayes token 'UD:swissinfo.org' => 0.0489090909090909
debug: bayes token 'Dreaming' => 0.0489090909090909
debug: bayes token 'N:H*r:NNN.NNN.N' => 0.0678682786640362
debug: bayes token 'Account' => 0.0700337092878614
debug: bayes token 'H*c:plain' => 0.0739706913470909
debug: bayes token 'HTo:D*domain.com' => 0.0792429905673705
debug: bayes token 'HTo:U*sales' => 0.0793161570264447
debug: bayes token 'H*M:org' => 0.0798685713630609
debug: bayes token 'canadian' => 0.914711110379178
debug: bayes token 'Get' => 0.912333215337874
debug: bayes token 'dan' => 0.0889253724913709
debug: bayes token 'canada' => 0.909210055764283
debug: bayes token 'H*r:sk:[EMAIL PROTECTED]' => 0.0958329013747179
debug: bayes token 'dear' => 0.0962159069784254
debug: bayes token 'Toronto' => 0.868353738275702
debug: bayes: score = 0.000256655992644517


Pierre Thomson
BIC


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