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Microblogging during two natural hazards events: what twitter may contribute to situational awareness
Analysis of microblog posts generated during two recent, concurrent emergency events in North America via Twitter, a popular microblogging service, aims to inform next steps for extracting useful, relevant information during emergencies using information extraction (IE) techniques.
"Voluntweeters": self-organizing by digital volunteers in times of crisis
This empirical study of "digital volunteers" in the aftermath of the January 12, 2010 Haiti earthquake describes their behaviors and mechanisms of self-organizing in the information space of a
Chatter on the red: what hazards threat reveals about the social life of microblogged information
This paper considers a subset of the computer-mediated communication (CMC) that took place during the flooding of the Red River Valley in the US and Canada in March and April 2009. Focusing on the
(How) will the revolution be retweeted?: information diffusion and the 2011 Egyptian uprising
This paper examines microblogging information diffusion activity during the 2011 Egyptian political uprisings. Specifically, we examine the use of the retweet mechanism on Twitter, using empirical
Rumors, False Flags, and Digital Vigilantes: Misinformation on Twitter after the 2013 Boston Marathon Bombing
This exploratory research examines three rumors, later demonstrated to be false, that circulated on Twitter in the aftermath of the Boston Marathon bombings and suggests that corrections to the misinformation emerge but are muted compared with the propagation of the misinformation.
Pass it on?: Retweeting in mass emergency
This analysis shows that during an emergency, for tweets authored by local users and tweets that contain emergency-related search terms, retweets are more likely than non-retweets to be about the event and tweet-based information redistribution is different for those who are local to an emergency event.
Examining the Alternative Media Ecosystem Through the Production of Alternative Narratives of Mass Shooting Events on Twitter
This research explores the alternative media ecosystem through a Twitter lens by utilizing tweeted URLs to generate a domain network, connecting domains shared by the same user, then conducting qualitative analysis to understand the nature of different domains and how they connect to each other.
Connected Through Crisis: Emotional Proximity and the Spread of Misinformation Online
Salient themes emerging from this study suggest that both physical and emotional proximity to a crisis influence online information seeking and sharing behaviors.
Working and sustaining the virtual "Disaster Desk"
This paper follows the trajectory of Humanity Road from an emergent group to a formal non-profit, considering how its articulation, conduct and products of work together express its identity and purpose.
"Beacons of hope" in decentralized coordination: learning from on-the-ground medical twitterers during the 2010 Haiti earthquake
Looking at the public, social media communications of 110 emergency medical response teams and organizations in the immediate aftermath of the January 12, 2010 Haiti earthquake identifies opportunities for improving coordination in a decentralized and distributed environment where staffing, disease trajectories, and other circumstances rapidly change.