Table 1

ROC analysis of the colour distance formulae for two ROIs

GLANDULAR LIGHT
FP
FN
TP
Specificity

RGB (Euclidean)
0.016563
0.066931
0.933069
0.983437
HSI (NBS)
0.006758
0.090020
0.909980
0.993242
CIEL*a*b* (CIEDE2000)
0.004757
0.100714
0.899286
0.995243

NUCLEUS
FP
FN
TP
Specificity

RGB (Euclidean)
0.154218
0.040697
0.959302
0.845782
HSI (NBS)
0.099283
0.109053
0.890947
0.900717
CIEL*a*b* (CIEDE2000)
0.057379
0.223000
0.777000
0.942621

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