Table 6.

Classification results of RAVDESS dataset on original data

Classes	Decision tree classifier			CNN classifier
	Precision (%)	Recall (%)	F-1 score	Precision (%)	Recall (%)	F-1 score
0 (Neutral)	79	84	0.82	61	59	0.6
1 (Calm)	84	81	0.83	77	84	0.8
2 (Happy)	72	77	0.75	59	79	0.67
3 (Sad)	64	70	0.67	68	68	0.68
4 (Angry)	76	76	0.76	93	71	0.81
5 (Fearful)	78	83	0.8	73	74	0.74
6 (Disgust)	78	75	0.76	83	70	0.76
7 (Surprised)	86	72	0.78	79	76	0.78
Macro average	77	77	0.77	74	73	0.73
Weighted average	77	77	0.77	75	74	0.74