Figure 3.

An example of a map resulting from kernel density estimation. Terms: accessibility, kernel density estimation. Figure 3 demonstrates the output map resulting from kernel density estimation with the kernel size set at two kilometres. Darker areas indicate where resources are more densely located while lighter colouring relate to areas with reduced accessibility.

Thornton et al. International Journal of Behavioral Nutrition and Physical Activity 2011 8:71   doi:10.1186/1479-5868-8-71
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