Emergency information diffusion on online social media during storm Cindy in U.S.

作者：

Highlights：

• This study explored connections and patterns of the social network created by the aggregated interactions in Twitter during disaster responses.

• This study collected Twitter data during the period of the storm Cindy, June 20–30, 2017.

• This study analyzed the critical roles of four types of online users using social network analysis and text analysis.

• This study suggested further actions to improve the effectiveness of information diffusion via social media in an emergency.

摘要

•This study explored connections and patterns of the social network created by the aggregated interactions in Twitter during disaster responses.•This study collected Twitter data during the period of the storm Cindy, June 20–30, 2017.•This study analyzed the critical roles of four types of online users using social network analysis and text analysis.•This study suggested further actions to improve the effectiveness of information diffusion via social media in an emergency.

论文关键词：Disaster communication,Social media,Disaster response,Social network analysis,Disaster management

论文评审过程：Received 17 January 2018, Revised 8 February 2018, Accepted 9 February 2018, Available online 2 March 2018, Version of Record 2 March 2018.

论文官网地址：https://doi.org/10.1016/j.ijinfomgt.2018.02.003