Earthquake: Twitter as a Distributed Sensor System

• Published in: Transactions in GIS Vol. 17; no. 1; pp. 124 - 147
• Main Authors: Crooks, Andrew, Croitoru, Arie, Stefanidis, Anthony, Radzikowski, Jacek
• Format: Journal Article
• Language: English
• Published: Oxford Blackwell Publishing Ltd 01.02.2013
• Subjects: Analysis; Coastal environments; Complement; Crowdsourcing; Earthquakes; Information dissemination; Information systems; Media; Monitoring; Satellite navigation systems; Sensors; Situational awareness; Social networks; Studies; Temporal logic

Social media feeds are rapidly emerging as a novel avenue for the contribution and dissemination of information that is often geographic. Their content often includes references to events occurring at, or affecting specific locations. Within this article we analyze the spatial and temporal character...