A Combination of Vision- and Sensor-Based Defect Classifications in Extrusion-Based Additive Manufacturing

Table 6

Performance metrics on sensor-based machine learning model test sets.

Experiments	Model	Confusion matrix						Accuracy	Macro avg precision	Macro avg recall	Macro avg -score
Sensing classification	CNN	10	0	0	0	0	5	0.892	0.901	0.885	0.87
		0	15	0	0	0	0
		0	0	23	2	0	0
		0	6	1	39	2	0
		0	0	0	0	30	0
		0	0	0	0	0	15
	RF	15	0	0	0	0	0	0.858	0.881	0.899	0.862
		5	10	0	0	0	0
		0	0	25	0	0	0
		11	0	0	36	1	0
		4	0	0	0	26	0
		0	0	0	0	0	15