Figure 5.

Absolute Difference (meters) In Cell Length Summation Values Between Custom Road Dataset and Comparison Road Datasets. The map is zoomed in to the central part of the study area. Any areas where colored dots do not appear over the roads have less than a 3 meter difference between the two datasets.

Frizzelle et al. International Journal of Health Geographics 2009 8:24   doi:10.1186/1476-072X-8-24
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