marin - 8:15 pm on Dec 19, 2003 (gmt 0)

"Due to the similarities between spam and non-spam our
original semantic analyzers are not an effective method to
classify spam content. Since spam and non-spam
documents are so similar"

citation from :Stanford report [webmasterworld.com]

IMHO this Quek report [cs.cmu.edu]
better explain Florida update.

"A first step to this datamining operation
is to be able to classify web pages according to some predetermined ontology "

- this could explain the commercial filters