Table 11. The training results of Stacking.

		Accuracy	Loss	F1 score
S1	M1	0.9358	−0.3196	0.9368
	M2	0.9352	−0.2124	0.9347
	M3	0.9368	−0.2162	0.9368
	M4	0.9373	−0.2034	0.9372
S2	M1	0.7796	−1.0836	0.7773
	M2	0.7819	−0.6292	0.7790
	M3	0.7818	−0.6541	0.7775
	M4	0.7798	−0.6269	0.7730
S3	M1	0.8823	−0.6302	0.8823
	M2	0.8842	−0.3536	0.8837
	M3	0.8836	−0.3441	0.8835
	M4	0.8850	−0.3387	0.8854

Note:

Values in bold represent the optimum values for each group.