Re: Fundamental question about spam image processing.

2007-04-02 Thread Justin Mason
Jeff writes: > On Apr 2, 2007, at 11:00 AM, Steven W. Orr wrote: > > > On Friday I attended the annual Spam Conference at MIT. While > > there, I spoke with a person who was an employee of Sophos. They > > are very proud of the proprietary spam filtering they do. We talked > > about SA and

RE: Fundamental question about spam image processing.

2007-04-02 Thread Steven W. Orr
On Monday, Apr 2nd 2007 at 12:18 -0400, quoth Rob McEwen (PowerView Systems): =>> It turns out that the basis for their analysis is to look at =>> the size of =>> the image as well as the number of colors. 99.99% of all spam =>> images have =>> less than 16 colors. Once they found an image wit

RE: Fundamental question about spam image processing.

2007-04-02 Thread Rob McEwen (PowerView Systems)
> It turns out that the basis for their analysis is to look at > the size of > the image as well as the number of colors. 99.99% of all spam > images have > less than 16 colors. Once they found an image with 22 colors. > This sounds > like a dirt cheap way to get a huge boost in spam > recog

RE: Fundamental question about spam image processing.

2007-04-02 Thread Chris Santerre
> -Original Message- > From: Steven W. Orr [mailto:[EMAIL PROTECTED] > Sent: Monday, April 02, 2007 11:01 AM > To: spamassassin-users > Subject: Fundamental question about spam image processing. > > > On Friday I attended the annual Spam Conference at MIT. While > there, I > spoke wit

Re: Fundamental question about spam image processing.

2007-04-02 Thread Jeff
On Apr 2, 2007, at 11:00 AM, Steven W. Orr wrote: On Friday I attended the annual Spam Conference at MIT. While there, I spoke with a person who was an employee of Sophos. They are very proud of the proprietary spam filtering they do. We talked about SA and FuzzyOCR and I learned that they