Citizen-based sensing of crisis events: sensor web enablement for volunteered geographic information

Earthquake shakes Twitter users

Takeshi Sakaki, Makoto Okazaki, Yutaka Matsuo · 2010 · 3.7K citations

Natural Sciences, Data Science, Natural Language Processing +14

A Space–Time Permutation Scan Statistic for Disease Outbreak Detection

Martin Kulldorff, Richard Heffernan, Jessica Hartman et al. · PLoS Medicine · 2005 · 1.2K citations · Full text

Public Health, Infectious Disease Control, Infectious Diseases +17

Twitter adoption and use in mass convergence and emergency events

Amanda Hughes, Leysia Palen · International Journal of Emergency Management · 2009 · 992 citations

Social Sciences, Communication, Information Systems +13

The credibility of volunteered geographic information

Andrew J. Flanagin, Miriam J. Metzger · GeoJournal · 2008 · 755 citations

Social Sciences, Geography, Human Geography +8

Citizens as Voluntary Sensors: Spatial Data Infrastructure in the World of Web 2.0

Michael F. Goodchild · 2007 · 708 citations

Computing, Geography, Geoinformatics +17