基于图神经网络的地表水水质预测模型

基于图神经网络的地表水水质预测模型

许佳辉,王敬昌,陈岭,吴勇

Surface water quality prediction model based on graph neural network

Jia-hui XU,Jing-chang WANG,Ling CHEN,Yong WU

表 5 高锰酸盐指数的预测结果

Tab.5 Prediction results of permanganate index

方法	$L=1$			$L=3$			$L=5$			$L=7$			$L=9$
方法	MAE	MRE		MAE	MRE		MAE	MRE		MAE	MRE		MAE	MRE
本文模型	0.410	8.2%		0.455	10.5%		0.474	10.8%		0.497	11.1%		0.520	11.4%
SVR	0.624	13.7%		0.673	14.6%		0.680	14.8%		0.671	14.6%		0.681	14.8%
ARIMA	0.571	12.9%		0.712	15.5%		0.695	15.1%		0.743	16.0%		0.850	17.7%
LSTM	0.521	11.4%		0.532	11.7%		0.589	13.2%		0.641	14.0%		0.674	14.7%