Table 3.

Classification results. Where DS denotes downsampling.

Method	Data Type	Mean Accuracy (%)	STD	Best Accuracy (%)
Random Forest	O2Hb	-	-	87.00
Pre-ResNet with DS	O2Hb	88.79	0.423	89.44
	HHb	86.28	0.550	87.16
	O2Hb and HHb	88.02	0.490	88.76
Pre-ResNet with Stage 1, (1 × 3)	O2Hb	90.58	0.488	91.51
	HHb	89.63	0.639	90.37
	O2Hb and HHb	90.23	0.658	91.28
Pre-ResNet with Stage 1, (1 × 5)	O2Hb	91.77	0.456	92.43
	HHb	89.68	0.490	90.60
	O2Hb and HHb	90.78	0.523	91.74