Hybrid Fuzzy Clustering Method Based on FCM and Enhanced Logarithmical PSO (ELPSO)

Table 2

Best results for criterion J (the best results are highlighted in bold).

Datasets	Iterations	PSO	LPSO	EPSO	RPSO	ELPSO
Abalone	50	7610.0432	7928.2152	7321.0800	7456.6338	7209.1766
	200	7229.6062	7399.8084	7197.7556	7210.1214	7197.7447
	500	7197.7448	7237.2808	7197.7447	7198.3222	7197.7447
Ecoli	50	6.7325	6.3524	6.4713	6.8044	5.8502
	200	6.0905	5.9078	5.8227	6.0385	5.3947
	500	5.3443	5.6718	5.3314	5.4742	5.3310
Glass	50	240.1781	213.2250	191.1327	220.7926	178.3978
	200	176.6745	184.5977	155.7761	168.4756	154.1854
	500	154.5077	174.6182	154.1481	159.4427	154.1460
Image segmentation	50	18079261	14459116	16710175	10112452	7263604
	200	13038282	11080451	6606879	9258174	5940593
	500	6082020	9604572	5780101	8724927	5690913