Sleep Stage Classification Using Unsupervised Feature Learning

Table 3

Confusion matrix for feat-DBN.

%	Classified
	Awake	S1	S2	SWS	REM
Awake	75.8	18.2	1.8	0.2	4.1
S1	26.0	37.6	25.1	0.7	10.6
S2	1.0	9.8	73.1	7.2	9.0
SWS	0.4	0.1	13.9	85.5	0.1
REM	1.9	4.0	10.3	0.1	83.7