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. 2014 Oct 11;7:466. doi: 10.1186/s13071-014-0466-x

Figure 1.

Figure 1

Decision-based algorithm for the geopositioning of community surveys. This algorithm was developed to ensure the maximum level of accuracy when geopositioning survey data. Briefly, when longitude and latitude of a survey site were provided by a publication, they were cross-checked against a range of cartographic resources, including NGA GEOnet Names server (http://earth-info.nga.mil/gns/html/), Bing maps (http://www.bing.com/maps/), Fuzzy Gazetteer/ISODP project (http://isodp.hof-university.de/fuzzyg/query/) and OpenStreetMap (http://www.openstreetmap.org/). The same resources were used to geoposition surveys for which coordinates were not provided.