Brent Hecht|Monica Stephens
A Tale of Cities: Urban Biases in Volunteered Geographic Information
University of Minnesota System|University at Buffalo, State University of New York
geotagged tweets foursquare checkins forms volunteered geographic information vgi play critical role numerous studies large range intelligent technologies show three commonly used sources vgi twitter flickr foursquare biased towards urban perspectives expense rural ones utilizing geostatisticsbased approach demonstrate per capita basis important vgi datasets users information higher quality information within metropolitan areas outside vgi subset usergenerated content ugc discuss results suggest urban biases might exist nongeographically referenced ugc well finally foursquare exclusively made vgi argue foursquare possibly locationbased social networks fundamentally failed appeal rural populations