Figure 3.

Sharpness map. Output of sharpness assessment procedure. Each pixel represents the result of a sub tile with a dimension of 128x128 pixels (green – sharp tile, red – blurred tile, light green – sharp tile with high percentage of background, light red – blurred tile with high percentage of background, yellow – medium sharp tile, gray – background).

Zerbe et al. Diagnostic Pathology 2011 6(Suppl 1):S16   doi:10.1186/1746-1596-6-S1-S16