Data and Feature Reduction in Fuzzy Modeling through Particle Swarm Optimization

Table 8

Best subsets of features for PM10 data.

F	Subset of features
	D = 30%	D = 40%	D = 50%	D = 60%	D = 70%	D = 80%	D = 90%
10%	1	1	1	1	1	1	1
20%	1	1	1	1	1	1	1
30%	1, 7	1, 7	1, 7	1, 7	1, 6	1, 6	1, 6
40%	1, 6, 7	1, 6, 7	1, 6, 7	1, 6, 7	1, 6, 7	1, 6, 7	1, 6, 7
50%	1, 2, 6, 7	1, 2, 6, 7	1, 2, 6, 7	1, 2, 6, 7	1, 2, 6, 7	1, 2, 6, 7	1, 2, 6, 7
60%	1, 2, 6, 7	1, 2, 6, 7	1, 2, 6, 7	1, 2, 6, 7	1, 2, 6, 7	1, 2, 6, 7	1, 2, 6, 7
70%	1, 2, 3, 6, 7	1, 2, 3, 6, 7	1, 2, 3, 6, 7	1, 2, 3, 6, 7	1, 2, 3, 6, 7	1, 2, 4, 6, 7	1, 2, 4, 6, 7
80%	1, 2, 3, 4, 6, 7	1, 2, 3, 5, 6, 7	1, 2, 3, 4, 6, 7	1, 2, 3, 4, 6, 7	1, 2, 3, 4, 6, 7	1, 2, 3, 4, 6, 7	1, 2, 3, 4, 6, 7
90%	1, 2, 3, 4, 6, 7	1, 2, 3, 4, 6, 7	1, 2, 3, 4, 6, 7	1, 2, 3, 5, 4, 7	1, 2, 3, 4, 5, 7	1, 2, 3, 4, 6, 7	1, 2, 3, 5, 4, 7