EEG-Based Automatic Sleep Staging Using Ontology and Weighting Feature Analysis

Table 12

Confusion matrix and average sensitivity on five-state sleep stages (with weight coefficient).

		Classifier
		WA	NREM1	NREM2	SWS	REM	Sensitivity (%)
Experts	WA	594	46	33	6	12	85.96
	NREM1	59	433	109	3	81	63.21
	NREM2	64	99	3645	105	56	91.84
	SWS	4	3	111	1813	2	93.79
	REM	6	31	97	14	1114	88.27