Community Detection on Twitter

I've been thinking a lot about how to visualize online presence and community. There are lots of great tools to do post-hoc analysis, but I'm thinking about something more realtime. It doesn't exist yet, though. In the meantime, I'm playing around with the current tools to get a feel for what stories they can pull from the social graph data. Yesterday, I followed the howto from Caleb Jones, to pull the social graph data from my Twitter account. [Read More]

discussion visualization with gephi

I've been playing around with gephi today, to see what I could come up with to display the discussion threads from my research data. Lots of manual data entry later, and I've got this: and this: WordPress sites are shown in red, Blackboard discussion forums in blue. So far, just a pretty picture, but I'll hopefully be able to coax out a diagram or two that shows the difference in interaction patterns between the two platforms. [Read More]