IOT Based Smart Wastewater Treatment Model for Industry 4.0 Using Artificial Intelligence

Table 1

Two models for the prediction of COD, i.e., input COD and output COD, were developed using artificial neural networks (ANN).

Model 1
COD/eq	R	RMS	Accuracy (30%)	Conf. interval (90%)	Records
All	0.9125	140.56	92.67	273.786	250
Train	0.9342	129.45	91.25	245.897	175
Test	0.8798	163.34	93.42	340.432	75
Model 2
COD/Outlet	R	RMS	Accuracy (30%)	Conf. interval (90%)	Records
All	0.7289	7.4567	89.23	14.567	250
Train	0.7934	7.0125	92.45	13.892	175
Test	0.6489	8.4562	83.45	16.982	75