Investigations of CNN for Medical Image Analysis for Illness Prediction

Table 3

Identification of image patches using the reference values of R, G, B of the color contrast ratio.

Contrast ratio	RGB			No. of fundus images	No. of image patch samples
	R	G	B
	255	128–178	0–102	Total: 89	Average size: 10
16	255	128	0	30	12
18	255	136	14	40	8
20	255	144	28	50	10
21	255	152	42	60	12
22	255	160	58	65	15
24	255	166	72	65	8
26	255	172	86	70	8
28	255	178	102	75	12