[R] Spammer radhi

Rui Barradas ruipbarradas at sapo.pt
Mon Dec 24 19:13:03 CET 2012


I believe that today's spam filters already use statistical tools, 
namely, non-parametric bayesian methods. This would mean that they can 
adapt to known attacks but are useless against new ones.

Merry Christmas,

Rui Barradas
Em 24-12-2012 15:57, Ben Bolker escreveu:
> Arun Kumar Saha <arun.kumar.saha <at> gmail.com> writes:
>> Can the Statisticians here develop some good Statistical tool to stop this
>> Spamming keeping Type-I error almost zero?
>    As Bruce Schneier (surely among others) has pointed out, the difference
> between security against natural risks (analogous to most statistical
> problems) and security against attackers is that the attackers adapt
> to avoid countermeasures. In the terminology of Hurlbert (1984), a classic
> in ecological statistics, this is the difference between "non-demonic"
> and "demonic" interventions; the tools of statistics are generally intended
> to guard against non-demonic intervention only.
>     Ben Bolker
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