Figure 4.

Colour distance validation. a) Original Image, b) True section of glandular light, c) True section of nucleus, d) RGB (Euclidean), e) HSI (NBS), f) CIEL*a*b (CIEDE2000), g) RGB (Euclidean), h) HSI (NBS), i) CIEL*a*b (CIEDE2000). Colour distances validation on different ROIs.

Bueno et al. Diagnostic Pathology 2008 3(Suppl 1):S18   doi:10.1186/1746-1596-3-S1-S18