The Egyptian Revolution Visualized with Tweets as a Dynanmic System

This is a preliminary result of the network of retweets with the hashtag #jan25 at February 11 2011, at the time of the announcement of Mubarak’s resignation. Nodes are twitter users, and links appear between the nodes A and B when B retweeted a message of A containing the hashtag #jan25.
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Here are more examples of dynamic networks visualized using Tweets.

Another example of using tweets to analyze the Egyptian Revolution