My research is currently focused on visualizing aspects of an individuals Twitter Network. For the latest developments, see the Visualization category in my blog.
The following/follower network is essentially meaningless due to the huge amount of spam on Twitter, these graphs show a users conversational network – who they’re talking to.
Read more in this blog post.
Visualizing Twitter Lists
This graph shows the users in a list, plotted by number of followers/number of following. The size of the point is relative to the number of times the user has been mentioned (using the @ notation) by other usersin that list. The hope is to demonstrate influence within that community (if the list constitutes a community, which some do).
For more information, see this blog post.