A Complex Chained P System Based on Evolutionary Mechanism for Image Segmentation

Table 5

Performance of the comparative clustering approaches on the eight real-life datasets.

Datasets	Statistics	Clustering approaches
		PSO	DE	EPSO	APSO	CCP
Iris	Worst	153.8256	109.9969	96.8183	96.7113	96.6555
	Best	114.6361	101.9888	96.7063	96.6672	96.6555
	Mean	133.4267	105.2555	96.7431	96.6863	96.6555
	S.D.	8.7150	2.3362	0.0374	0.0093	1.23E − 13
Newthyroid	Worst	2400.0152	1977.3729	1943.6091	1908.2618	1895.9965
	Best	2040.0058	1924.2365	1887.7578	1885.4950	1866.5183
	Mean	2271.0529	1950.8237	1903.7699	1897.2114	1888.1277
	S.D.	91.1317	14.0217	11.1225	5.0863	7.5021
Seeds	Worst	452.8039	353.1875	312.1602	311.9663	311.7978
	Best	384.2174	333.9361	311.8824	311.8493	311.7978
	Mean	422.1335	342.6432	312.0224	311.9148	311.7978
	S.D.	23.0106	5.4078	0.0715	0.0257	4.27E − 07
Diabetes	Worst	59885.0835	47911.2714	47629.8621	47590.4655	47561.1362
	Best	51628.1083	47693.6403	47585.4012	47561.6124	47561.1262
	Mean	54535.4335	47779.1879	47607.6176	47573.1668	47561.1262
	S.D.	2147.4319	73.2248	11.8570	6.9363	3.79E − 08
Yeast	Worst	430.0923	378.2874	248.9934	287.4479	245.0999
	Best	391.0852	348.2327	236.9439	256.7699	235.3785
	Mean	407.6461	367.3743	242.7818	271.6039	239.6706
	S.D.	10.9776	7.2050	3.3082	8.0848	2.4396
Glass	Worst	451.0029	334.2308	226.0186	253.7243	213.4793
	Best	328.2842	292.1006	212.6117	210.8631	212.1629
	Mean	418.7840	314.2182	216.2731	230.8009	212.9308
	S.D.	31.2743	8.9158	3.5290	14.8939	0.3110
CMC	Worst	6852.7697	5720.0002	5537.8142	5535.5675	5532.3096
	Best	6335.6713	5628.6990	5535.5853	5533.1403	5532.1857
	Mean	6551.6558	5683.0978	5536.8242	5534.1784	5532.1913
	S.D.	174.0443	28.1480	0.5543	0.5962	0.0278
Lung Cancer	Worst	170.2152	153.9227	127.4346	125.6464	125.6485
	Best	184.9632	159.9095	138.4711	126.3331	125.6685
	Mean	178.8476	157.0802	133.1676	125.7308	125.6609
	S.D.	4.1542	1.6051	3.3466	0.1595	0.0052