Table 4.

Comparison of the proposed algorithm with state-of-the-art methods.

		Number of cases
References	Benign	Melanoma	Sen (%)	Spe (%)	Acc (%)
D'Amico and Stanganelli [52]	927	50	96.41	87.16	91.78
Tanaka et al. [53]	181	70	90.00	98.30	94.00
Maglogiannis and Kosmopoulosb [54]	14	20	90.00	93	94.00
Marques et al. [55]	146	17	94.10	77.40	85.50
Olszewska and Semantic [56]	24	24	100	66.66	83.33
Zagrouba and Barhoumi [57]	160	40	71.30	93.50	82.00
Aljanabi et al. [58]	160	40	95.50	98.40	96.02
Proposed global optimization algorithm	160	40	95.93	98.99	96.28