Table 5. Optimized parameters used for the analysis of deep learning classifiers.

Parameters	CNN	LSTM	GRU	BERT
Dropout Rate	0.3	0.3	0.2	0.3
Optimizer	Nadam	Adam	Adam	Adam
Activation Function	Sigmoid	Relu	Sigmoid	tanh
No. of Features	N/A	2,000	2,000	3,000
No. of Units	200	50	100	100
Filter Size	4	N/A	N/A	N/A