Data and Feature Reduction in Fuzzy Modeling through Particle Swarm Optimization

Table 5

Results for PM10 dataset; 𝑐=3.

Feature	Data = 10%		Data = 20%		Data = 30%		Data = 40%		Data = 50%		Data = 60%		Data = 70%		Data = 80%		Data = 90%		Data = 100%
	(# of data = 50)		(# of data = 100)		(# of data = 150)		(# of data = 200)		(# of data = 250)		(# of data = 300)		(# of data = 350)		(# of data = 400)		(# of data = 450)		(# of data = 500)
	𝜅	RMSE	𝜅	RMSE	𝜅	RMSE	𝜅	RMSE	𝜅	RMSE	𝜅	RMSE	𝜅	RMSE	𝜅	RMSE	𝜅	RMSE	𝜅	RMSE
10%	50.0	0.931 ± 0.036	100.0	0.979 ± 0.018	150.0	0.983 ± 0.006	200.0	0.985 ± 0.010	250.0	0.998 ± 0.021	300.0	1.036 ± 0.022	350.0	1.071 ± 0.016	400.0	1.088 ± 0.002	450.0	1.099 ± 0.003	500.0	1.116 ± 0
20%	50.0	0.896 ± 0.034	100.0	0.98 ± 0.013	150.0	0.987 ± 0.009	200.0	0.994 ± 0.008	250.0	1.004 ± 0.018	300.0	1.025 ± 0.032	350.0	1.075 ± 0.009	400.0	1.090 ± 0.003	450.0	1.098 ± 0.003	500.0	1.116 ± 0
30%	25.0	0.825 ± 0.087	50.0	0.902 ± 0.04	75.0	0.918 ± 0.007	100.0	0.916 ± 0.003	125.0	0.918 ± 0.010	150.0	0.920 ± 0.005	175.0	0.922 ± 0.003	200.0	0.937 ± 0.001	225.0	0.948 ± 0.005	250.0	0.964 ± 0
40%	16.7	0.829 ± 0.023	33.3	0.877 ± 0.007	50.0	0.877 ± 0.010	66.7	0.862 ± 0.009	83.3	0.865 ± 0.004	100.0	0.869 ± 0.008	116.7	0.887 ± 0.004	133.3	0.892 ± 0.006	150.0	0.902 ± 0.002	166.7	0.915 ± 0
50%	12.5	0.802 ± 0.029	25.0	0.816 ± 0.008	37.5	0.822 ± 0.012	50.0	0.826 ± 0.028	62.5	0.843 ± 0.024	75.0	0.870 ± 0.023	87.5	0.891 ± 0.022	100.0	0.906 ± 0.004	112.5	0.905 ± 0.002	125.0	0.925 ± 0
60%	12.5	0.804 ± 0.027	25.0	0.818 ± 0.013	37.5	0.825 ± 0.014	50.0	0.834 ± 0.016	62.5	0.841 ± 0.006	75.0	0.879 ± 0.012	87.5	0.898 ± 0.006	100.0	0.897 ± 0.006	112.5	0.907 ± 0.002	125.0	0.925 ± 0
70%	10.0	0.783 ± 0.030	20.0	0.781 ± 0.031	30.0	0.804 ± 0.017	40.0	0.782 ± 0.039	50.0	0.806 ± 0.014	60.0	0.832 ± 0.016	70.0	0.851 ± 0.010	80.0	0.856 ± 0.004	90.0	0.864 ± 0.003	100.0	0.900 ± 0
80%	8.3	0.768 ± 0.024	16.7	0.769 ± 0.007	25.0	0.776 ± 0.017	33.3	0.768 ± 0.024	41.7	0.796 ± 0.010	50.0	0.805 ± 0.016	58.3	0.826 ± 0.013	66.7	0.839 ± 0.007	75.0	0.847 ± 0.001	83.3	0.878 ± 0
90%	8.3	0.774 ± 0.026	16.7	0.771 ± 0.017	25.0	0.767 ± 0.014	33.3	0.796 ± 0.010	41.7	0.777 ± 0.019	50.0	0.815 ± 0.017	58.3	0.820 ± 0.014	66.7	0.843 ± 0.001	75.0	0.851 ± 0.003	83.3	0.878 ± 0
100%	7.1	0.786 ± 0.012	14.3	0.758 ± 0.017	21.4	0.764 ± 0.007	28.6	0.765 ± 0.015	35.7	0.772 ± 0.016	42.9	0.795 ± 0.004	50.0	0.808 ± 0.010	57.1	0.818 ± 0.005	64.3	0.824 ± 0.003	71.4	0.883 ± 0