World explorer: visualizing aggregate data from unstructured text in geo-referenced collections

Shane Ahern, Mor Naaman, Rahul Nair, Jeannie Hui-I Yang. World explorer: visualizing aggregate data from unstructured text in geo-referenced collections. In Edie M. Rasmussen, Ray R. Larson, Elaine Toms, Shigeo Sugimoto, editors, ACM/IEEE Joint Conference on Digital Libraries, JCDL 2007, Vancouver, BC, Canada, June 18-23, 2007, Proceedings. pages 1-10, ACM, 2007. [doi]