Combinatorial Clustering Algorithm of Quantum-Behaved Particle Swarm Optimization and Cloud Model

Table 4

Comparison of error rates for the algorithms.

Data set	Criteria	GA	ACO	PSO	COCQPSO	FCOCQPSO
Data 1	Best	2.9230	2.6720	2.9220	2.8520	2.8500
	Worst	3.0000	2.7030	3.0000	2.9300	2.9282
	Average	2.9600	2.6900	2.9510	2.8810	2.8800
Data 2	Best	0.3440	1.5780	0.3430	0.2740	0.2730
	Worst	0.3760	1.6100	0.3750	0.3060	0.3045
	Average	0.3600	1.5940	0.3590	0.2895	0.2890
Data 3	Best	3.3380	2.9840	3.3280	2.6300	2.6100
	Worst	3.3850	3.0470	3.3750	3.3000	3.2980
	Average	3.3750	3.0155	3.3650	3.3020	3.3000
Data 4	Best	11.8530	18.7340	11.8430	11.1050	11.0045
	Worst	11.9160	18.9060	11.9060	11.2040	11.1800
	Average	11.8730	18.8150	11.8630	11.1500	11.1020