Mar 27, 2009

Flash Floods and Ripples

My recent paper investigates the role of blogosphere as a social media. 
Flash Floods and Ripples: The Spread of Media Content through the Blogosphere. 
Meeyoung Cha, Juan Antonio Navarro Perez, and Hamed Haddadi
In Proc. of the AAAI Conference on Weblogs and Social Media (ICWSM) Data Challenge Workshop, San Jose, May 2009

We tracked down the occurrences of YouTube videos in blog posts and named the two key patterns we found: flash floods and ripples. Flash floods represent rapid cascade events, which we see in the spread of political videos. Ripples represent a slow propagation, which we see for old music videos. So just how rapid are flash floods? The graph below shows the time it took to propagate YouTube videos, based on their topics. News videos propagate by the hour and stop spreading after a week. Music videos continue to spread after several months.
Plot below shows the propagation pattern of one of the popular YouTube videos in the blogosphere. The video was an advertisement made by the Republican party for the U.S. Presidential Election, 2008. Like other news videos, it spread quickly in the network and was blogged about 79 times within a week!

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