[Spambayes] how spambayes handles image-only spams
wsy at merl.com
Thu Sep 11 03:18:10 EDT 2003
From: "Meyer, Tony" <T.A.Meyer at massey.ac.nz>
> I'm not aware that anyone's run against it - perhaps someone's got
> cycles burning a hole in their pocket and would like to try?
I occasionally run against this. An example (with 'fresh from cvs'
fp total: 44
fp %: 0.58
fn total: 16
fn %: 0.21
unsure t: 356
unsure %: 2.35
real cost: $527.20
best cost: $592.40
h mean: 3.40
h sdev: 14.19
s mean: 97.94
s sdev: 9.43
mean diff: 94.54
What's your test protocol? I did "shuffle messages randomly, but
preserve knowledge of which class they were in, then train with the
first 90% and then test with the last 10%". Repeat as needed...
More information about the Spambayes