Table 4 Comparison of performance measures; EIL ‘stand-alone’ and DES-MI with pool of EIL classifiers.

Severity Level	EIL Classifiers ‘Stand-alone’				DES-MI with Homogeneous Ensemble of EIL Classifiers
Severity Level	Precision	Recall	F1 Score	G-Mean	Precision	Recall	F1 Score	G-mean
Balanced Random Forest Classifier					DES-MI(BRF)
No Injury	0.86	0.58	0.69	0.66	0.85	0.61	0.71	0.66
Possible Injury	0.25	0.31	0.28	0.51	0.27	0.29	0.28	0.56
Minor Injury	0.20	0.34	0.25	0.54	0.21	0.35	0.26	0.55
Serious Injury	0.10	0.52	0.16	0.66	0.11	0.55	0.19	0.69
Average	0.68	0.51	0.57	0.63	0.68	0.54	0.59	0.63
RUS Boost Classifier					DES-MI(RBC)
No Injury	0.84	0.54	0.66	0.63	0.85	0.63	0.72	0.66
Possible Injury	0.22	0.41	0.28	0.55	0.26	0.38	0.31	0.55
Minor Injury	0.17	0.26	0.21	0.48	0.19	0.26	0.22	0.48
Serious Injury	0.09	0.33	0.14	0.54	0.13	0.46	0.20	0.64
Average	0.66	0.49	0.55	0.60	0.68	0.55	0.60	0.63
Over Boost Classifier					DES-MI(OBC)
No Injury	0.84	0.65	0.73	0.66	0.85	0.66	0.74	0.67
Possible Injury	0.25	0.31	0.28	0.51	0.27	0.32	0.29	0.52
Minor Injury	0.16	0.22	0.18	0.44	0.17	0.24	0.20	0.46
Serious Injury	0.12	0.48	0.19	0.65	0.11	0.44	0.18	0.62
Average	0.67	0.55	0.60	0.62	0.67	0.56	0.61	0.63
Self Paced Ensemble Classifier					DES-MI(SPE)
No Injury	0.85	0.60	0.72	0.66	0.86	0.61	0.72	0.67
Possible Injury	0.24	0.29	0.26	0.49	0.25	0.30	0.27	0.50
Minor Injury	0.20	0.36	0.26	0.56	0.20	0.37	0.26	0.57
Serious Injury	0.08	0.37	0.14	0.57	0.10	0.42	0.16	0.60
Average	0.68	0.52	0.58	0.62	0.68	0.54	0.59	0.63
	DES-MI with Heterogeneous Ensemble of Aforementioned Classifiers ‘DES-MI(EIL) Hetero-Ensemble’
	Precision		Recall		F1 Score		G-mean
No Injury	0.85		0.68		0.75		0.68
Possible Injury	0.28		0.32		0.30		0.52
Minor Injury	0.21		0.28		0.24		0.50
Serious Injury	0.13		0.55		0.22		0.70
Average	0.69		0.58		0.62		0.64

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