Table 2. Micro-F1 score by model and...

Table 2.

Micro-F1 score by model and outlier setting

Model	Outliers	CNN2	CNN3	CNN4	CNN5
Raman	—	0.982	0.986	0.989	0.989
	O	0.980	0.983	0.983	0.986
LIBS	—	0.997	0.998	0.999	0.998
	O	0.996	0.994	0.997	0.998
UV–Vis	—	0.989	0.990	0.988	0.984
	O	0.975	0.983	0.976	0.982
NIR	—	0.853	0.869	0.857	0.854
	O	0.852	0.865	0.851	0.868

Model	Outliers	CNN2	CNN3	CNN4	CNN5
Raman	—	0.982	0.986	0.989	0.989
	O	0.980	0.983	0.983	0.986
LIBS	—	0.997	0.998	0.999	0.998
	O	0.996	0.994	0.997	0.998
UV–Vis	—	0.989	0.990	0.988	0.984
	O	0.975	0.983	0.976	0.982
NIR	—	0.853	0.869	0.857	0.854
	O	0.852	0.865	0.851	0.868

Note(s):

micro-F1 score obtained for each model and spectroscopic technique without (—) or with (O) outlier detection; values in italics are the best metrics achieved for each technique; LIBS, laser-induced breakdown spectroscopy; UV–Vis, ultraviolet–visual; NIR, near infrared

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