A Novel Model with GA Evolving FWNN for Effluent Quality and Biogas Production Forecast in a Full-Scale Anaerobic Wastewater Treatment Process

Table 3

Performances of the FWNN, FNN, WNN, and NN in modeling the IC anaerobic system.

Model	CODeff				CH4 production rate				Biogas production rate
	FWNN	FNN	WNN	NN	FWNN	FNN	WNN	NN	FWNN	FNN	WNN	NN
R	0.9822	0.9645	0.9351	0.8222	0.9747	0.9068	0.8895	0.7885	0.9839	0.9405	0.9282	0.8027
R^2	0.9647	0.9302	0.7697	0.6760	0.9501	0.8223	0.8399	0.6217	0.9681	0.8846	0.8789	0.6446
MAPE	2.9083	4.0770	4.4575	8.3163	4.0660	7.3867	7.5853	12.8657	3.3563	5.9532	5.1695	11.8740
RMSE	28.7439	41.1297	55.8223	88.2468	156.0499	298.0273	329.7642	730.9969	199.2556	366.6599	407.6466	681.9047
MSE	826.2142	1.6917E + 3	3.1161E + 3	7.7875E + 3	2.4352E + 4	8.882E + 4	1.0874E + 5	5.3436E + 5	3.9703E + 4	1.3665E + 5	1.6618E + 5	4.6499E + 5