Geoffrey's idea is a good one. I'd like to know where the data come from
for geographical spread -- always a tough one on the Internet with the
Three years ago, Danyel Fisher traced the prevalence of the Melessa virus
by doing a by-day Usenet count of its prevalence. I used a graph of it in
my Ties and Bonds column in Connections. But he didn't do geographical
tracing. (Computer science doc student Danyl has just moved from Berkeley
Barry Wellman Professor of Sociology NetLab Director
[log in to unmask] http://www.chass.utoronto.ca/~wellman
Centre for Urban & Community Studies University of Toronto
455 Spadina Avenue Toronto Canada M5S 2G8 fax:+1-416-978-7162
On Fri, 27 Jul 2001, Geoffrey Williams wrote:
> Date: Fri, 27 Jul 2001 07:15:32 -0700
> From: Geoffrey Williams <[log in to unmask]>
> To: [log in to unmask]
> Subject: The Spread of the Code-Red Worm (CRv2)
> A really interesting look at the spread of a virus -
> apparently the nature of this one allowed the authors
> to pinpoint the time of infection for a large number
> of hosts.
> The animated maps of the spread are quite spectacular,
> showing a world slowly going red as it gets covered
> with the virus.
> Unfortunately, there's very little explicit analysis
> of the network issues. It would be interesting to add
> some socnet issues to the work shown here.
> Geoffrey Williams
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