Table 8.

The comparison results of 5 models in Google.

Model	Training set			Test set
	RMSE	R2	RPD	RMSE	R2	RPD
CNN	21.1861	0.98789	9.7586	91.7208	0.91652	6.2039
LSTM	19.6892	0.98954	9.7938	241.7605	0.42	1.9687
BiLSTM	20.755	0.98838	9.7837	229.149	0.47893	2.0146
GRU	21.5261	0.9875	9.2429	182.7175	0.6687	2.4149
Transformer	19.3469	0.9899	10.1062	34.1159	0.98845	9.3472