Table 2. Intervals.

Conditions	Intervals for skin cancer			Intervals for benign lesions
R channel $Re\ge 0$	0.7166	-	0.7393	0.7556	-	0.8239
R channel $Re<0$	0.7195	-	0.7428	0.7538	-	0.8233
R channel $Im\ge 0$	0.7765	-	0.7897	0.8106	-	0.8605
R channel $Im<0$	0.7167	-	0.7393	0.7544	-	0.8230
G channel $Re\ge 0$	0.7171	-	0.7397	0.7553	-	0.8237
G channel $Re<0$	0.7190	-	0.7425	0.7541	-	0.8234
G channel $Im\ge 0$	0.7765	-	0.7897	0.8106	-	0.8605
G channel $Im<0$	0.7167	-	0.7393	0.7544	-	0.8230
B channel $Re\ge 0$	0.7170	-	0.7399	0.7556	-	0.8239
B channel $Re<0$	0.7190	-	0.7423	0.7538	-	0.8233
B channel $Im\ge 0$	0.7765	-	0.7897	0.8106	-	0.8605
B channel $Im<0$	0.7167	-	0.7393	0.7544	-	0.8230
Grayscale $Re\ge 0$	0.7170	-	0.7397	0.7557	-	0.8240
Grayscale $Re<0$	0.7191	-	0.7425	0.7537	-	0.8231
Grayscale $Im\ge 0$	0.7765	-	0.7897	0.8106	-	0.8605
Grayscale $Im<0$	0.7167	-	0.7393	0.7544	-	0.8230