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Naïve Bayes in Spam Filtering
SpamAssassin Features:
Basic (Naïve) Bayes spam probability
Mentions: Generic Viagra
Mentions millions of (dollar) ((dollar) NN,NNN,NNN.NN)
Phrase: impress ... girl
Phrase: 'Prestigious Non-Accredited Universities’
From: starts with many numbers
Subject is all capitals
HTML has a low ratio of text to image area
Relay in RBL, http://www.mail-abuse.com/enduserinfo_rbl.html
RCVD line looks faked
http://spamassassin.apache.org/tests_3_3_x.html
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