Random Deep Belief Networks for Recognizing Emotions from Speech Signals

Table 2

Confusion matrix of RDBN on EMODB, illustrating the ability of RDBN on each emotion class.

Emotion	Happy	Neutral	Angry	Sadness	Fear	Surprise	Disgust
Happy	59.17	0.00	28.15	0.00	3.66	0.00	9.01
Neutral	1.27	92.14	0.00	0.00	1.27	5.33	0.00
Angry	8.13	0.00	88.64	0.00	0.87	0.00	2.36
Sadness	0.00	0.32	0.00	96.16	0.00	3.52	0.00
Fear	8.70	4.20	4.80	1.45	75.06	0.00	5.80
Surprise	0.62	11.10	0.00	6.17	0.86	79.40	1.85
Disgust	15.87	2.17	2.17	2.17	2.39	2.17	73.05