Media type: E-Book Title: Assessing the credibility of VGI contributors based on metadata and reverse viewshed analysis : an experiment with geotagged Flickr images Contributor: Senaratne, Hansi [Author]; Bröring, Arne [Author]; Schreck, Tobias [Author] Published: Konstanz: Bibliothek der Universität Konstanz, 2013 Extent: Online-Ressource Language: English Identifier: Origination: Footnote: Aus: Vortrag gehalten bei: 16th AGILE International Conference on Geographic Information Science, 14-17 May 2013, Leuven, Belgium Access State: Open Access