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Lecture Notes in Computer Science
This paper describes our participation at the GeoCLEF 2005 task. We detail the main software components of our Geo-IR system, its adaptation for the participation at GeoCLEF and discuss the obtained results. The software architecture includes a geographic knowledge base, a text mining tool for geo-referencing documents, and a geo-ranking component to re-rank the results of a standard IR index according to geo-scopes. Evaluation shows that ranking with geographic scopes is heavily dependent ondoi:10.1007/11878773_111 fatcat:qvuqnr7xfzdk3j2tbuwc2mscuq