Table 4 A closer look at the results... | Emerald Publishing

Table 4

A closer look at the results

Stage	Importer	Hybrid ML results			Stacked ML results
Stage	Importer	RMSE	R squared	MAPE	RMSE	R squared	MAPE
Battery cell pack	Germany	5.13	0.79	3.68	3.77	0.90	1.82
Battery cell pack	The USA	3.90	0.66	3.34	2.32	0.79	1.79
Battery cell material	China	2.55	0.64	1.64	1.26	0.88	7.56
	Korea	1.61	0.36	2.09	1.01	0.78	1.05
	Japan	2.05	0.22	1.89	1.14	0.77	9.95
	Hungary	3.15	0.19	2.18	1.88	0.74	1.34
	Poland	1.88	0.47	1.43	0.99	0.85	7.57
	Czechia	3.13	0.20	2.18	1.94	0.75	1.41

Stage	Importer	Hybrid ML results			Stacked ML results
Stage	Importer	RMSE	R squared	MAPE	RMSE	R squared	MAPE
Battery cell pack	Germany	5.13	0.79	3.68	3.77	0.90	1.82
Battery cell pack	The USA	3.90	0.66	3.34	2.32	0.79	1.79
Battery cell material	China	2.55	0.64	1.64	1.26	0.88	7.56
	Korea	1.61	0.36	2.09	1.01	0.78	1.05
	Japan	2.05	0.22	1.89	1.14	0.77	9.95
	Hungary	3.15	0.19	2.18	1.88	0.74	1.34
	Poland	1.88	0.47	1.43	0.99	0.85	7.57
	Czechia	3.13	0.20	2.18	1.94	0.75	1.41