Ant Colony Optimization with Three Stages for Independent Test Cost Attribute Reduction

Table 3

The finding optimal factor of ACO with different numbers of ants without competition method using centralized deletion.

Dataset	Distribution	Number of ants
		100	150	200	250	300	350	400
	Uniform	0.66	0.70	0.73	0.68	0.62	0.69	0.61
Iris	Normal	0.53	0.45	0.44	0.43	0.37	0.40	0.43
	Pareto	0.95	0.93	0.94	0.96	0.87	0.93	0.94
	Uniform	0.75	0.67	0.70	0.68	0.70	0.68	0.63
Zoo	Normal	0.66	0.48	0.38	0.29	0.30	0.33	0.34
	Pareto	0.99	1.00	0.96	0.94	0.97	0.95	0.84
	Uniform	0.90	0.94	0.84	0.80	0.86	0.81	0.83
Voting	Normal	1.00	0.94	0.91	0.95	0.95	0.90	0.93
	Pareto	0.98	0.99	0.98	0.99	0.99	0.99	0.94
	Uniform	0.96	0.91	0.89	0.78	0.68	0.69	0.68
Tic-tac-toe	Normal	1.00	0.96	0.96	0.96	0.89	0.86	0.83
	Pareto	1.00	1.00	1.00	0.99	0.99	0.99	1.00
	Uniform	0.75	0.72	0.69	0.64	0.59	0.60	0.49
Mushroom	Normal	0.61	0.55	0.52	0.51	0.39	0.41	0.31
	Pareto	0.97	0.97	0.96	0.95	0.95	0.96	0.94