Finding community through information and communication technology in disaster response
Proceedings of the 2008 ACM conference on Computer supported cooperative work
Chatter on the red: what hazards threat reveals about the social life of microblogged information
Proceedings of the 2010 ACM conference on Computer supported cooperative work
Proceedings of the SIGCHI Conference on Human Factors in Computing Systems
What is Twitter, a social network or a news media?
Proceedings of the 19th international conference on World wide web
Patterns of temporal variation in online media
Proceedings of the fourth ACM international conference on Web search and data mining
Proceedings of the 20th international conference on World wide web
"Voluntweeters": self-organizing by digital volunteers in times of crisis
Proceedings of the SIGCHI Conference on Human Factors in Computing Systems
A statistical framework for streaming graph analysis
Proceedings of the 2013 IEEE/ACM International Conference on Advances in Social Networks Analysis and Mining
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Social media is a powerful medium for rapidly sharing information and organizing response in times of crisis or extreme events. Twitter users have adopted a convention of hashtags to support this and other uses of microblogging services. Using Twitter data from the 2011 London riots, we analyze emergent social networks directly relating to response to crisis. We examine networks of riot response oriented around cleanup or prayer activities. These networks differ in size, structure, general membership, and prominent actors. We explore whether temporal patterns observed in social media, such as hashtag "lifespan," may relate to observed social processes and behaviors.