Table 9.

Numerical comparison of HIOA for Tsallis entropy as objective function over satellite image

Number of thresholds (nt)	HIOA	$\overline{\mathit{f}}$	${\mathit{\sigma }}_{\mathit{f}}$	Time (sec.)	FSIM	PSNR	SSIM
6	PO	3146969.68	1.18E-12	4.0438	0.9898	22.89	0.8897
	CHIO	3146863.76	3.11E-11	4.1522	0.9897	22.77	0.8884
	HBO	3146853.55	4.01E-12	4.1601	0.9895	22.68	0.8882
	FBIO	3146841.29	2.57E-11	4.2011	0.9892	22.65	0.8881
	BRO	3146824.68	3.78E-12	4.2009	0.9891	22.61	0.8879
	HUA	3146811.89	4.82E-11	4.3221	0.9886	22.59	0.8875
	PSO	3146804.84	3.13E-11	4.3225	0.9884	22.51	0.8871
8	PO	79224340.77	1.70E-11	5.1361	0.9955	25.32	0.9299
	CHIO	79213418.64	1.58E-11	5.3354	0.9951	25.18	0.9294
	HBO	79213017.45	1.34E-11	5.3558	0.9948	25.14	0.9291
	FBIO	79212899.89	5.27E-11	5.4004	0.9945	25.10	0.9286
	BRO	79212575.77	2.42E-10	5.4001	0.9942	25.04	0.9282
	HUA	79212455.74	2.37E-11	5.5019	0.9938	24.99	0.9278
	PSO	79212244.52	3.45E-10	5.5022	0.9932	24.95	0.9275

Best results are highlighted in bold