Estimation of Sea Level Change in the South China Sea from Satellite Altimetry Data

Table 5

Combination model fitting results of training samples of different lengths.

Type of model	Prediction duration (months)	RMSE (cm)	MAE	R^2
Prophet-LSTM	12	1.243	0.744	0.831
Prophet-LSTM	24	1.334	1.083	0.814
Prophet-LSTM	36	0.962	0.718	0.824
Prophet-LSTM	48	2.261	1.849	0.567
Prophet-LSTM	60	4.241	3.967	−0.623