Table 5. Performance comparison in terms of MCC metric.

The three compared classifiers are MCC-bayes, MCC-classifier and SVM-imba. The rows are sorted by imbalance ratio IR. ± depicts one SD.

Datasets	MCC-bayes	MCC-classifier	SVM-imba	IR
glass1	0.16 ± 0.1	0.15 ± 0.11	0.45 ± 0.09	1.80
ecoli-0_vs_1	0.96 ± 0.1	0.97 ± 0.22	0.97 ± 0.18	1.84
wisconsin	0.92 ± 0.16	0.93 ± 0.13	0.92 ± 0.09	1.85
pima	0.46 ± 0.07	0.48 ± 0.1	0.45 ± 0.13	1.87
iris0	1 ± 0.08	0.99 ± 0.09	1 ± 0.12	2.04
glass0	0.4 ± 0.08	0.43 ± 0.09	0.59 ± 0.09	2.09
yeast1	0.38 ± 0.06	0.35 ± 0.09	0.4 ± 0.08	2.46
haberman	0.19 ± 0.12	0.2 ± 0.07	0.25 ± 0.09	2.77
vehicle2	0.89 ± 0.12	0.92 ± 0.12	0.95 ± 0.09	2.88
vehicle1	0.43 ± 0.11	0.46 ± 0.06	0.62 ± 0.09	2.89
vehicle3	0.41 ± 0.16	0.42 ± 0.11	0.58 ± 0.14	2.99
glass-0-1-2-3_vs_4-5-6	0.78 ± 0.11	0.81 ± 0.09	0.8 ± 0.08	3.18
vehicle0	0.9 ± 0.12	0.92 ± 0.06	0.93 ± 0.07	3.27
ecoli1	0.68 ± 0.23	0.67 ± 0.11	0.69 ± 0.08	3.35
new-thyroid1	0.94 ± 0.1	0.94 ± 0.12	0.94 ± 0.08	5.11
new-thyroid2	0.94 ± 0.03	0.96 ± 0.04	0.93 ± 0.03	5.11
ecoli2	0.68 ± 0.05	0.68 ± 0.06	0.82 ± 0.03	5.44
segment0	0.99 ± 0.08	0.99 ± 0.09	0.99 ± 0.1	6.01
glass6	0.8 ± 0.1	0.83 ± 0.09	0.82 ± 0.1	6.34
yeast3	0.72 ± 0.09	0.69 ± 0.15	0.72 ± 0.06	8.10
ecoli3	0.49 ± 0.11	0.47 ± 0.07	0.53 ± 0.07	8.57
page-blocks0	0.68 ± 0.07	0.69 ± 0.05	0.8 ± 0.05	8.79
ecoli-0-3-4_vs_5	0.73 ± 0.11	0.75 ± 0.11	0.75 ± 0.15	8.95
ecoli-0-6-7_vs_3-5	0.62 ± 0.18	0.67 ± 0.16	0.71 ± 0.09	9.05
ecoli-0-2-3-4_vs_5	0.78 ± 0.18	0.79 ± 0.16	0.77 ± 0.24	9.05
glass-0-1-5_vs_2	0.09 ± 0.39	0.03 ± 0.16	0.28 ± 0.17	9.06
yeast-2_vs_4	0.72 ± 0.32	0.74 ± 0.3	0.66 ± 0.2	9.06
ecoli-0-4-6_vs_5	0.75 ± 0.45	0.78 ± 0.22	0.82 ± 0.11	9.10
yeast-0-3-5-9_vs_7-8	0.32 ± 0.15	0.37 ± 0.12	0.28 ± 0.1	9.10
glass-0-4_vs_5	0.64 ± 0.16	0.7 ± 0.14	0.76 ± 0.18	9.11
ecoli-0-1_vs_2-3-5	0.77 ± 0.28	0.78 ± 0.2	0.68 ± 0.13	9.12
yeast-0-2-5-6_vs_3-7-8-9	0.52 ± 0.34	0.5 ± 0.18	0.54 ± 0.22	9.13
yeast-0-2-5-7-9_vs_3-6-8	0.76 ± 0.12	0.8 ± 0.08	0.76 ± 0.09	9.13
ecoli-0-2-6-7_vs_3-5	0.68 ± 0.07	0.69 ± 0.09	0.63 ± 0.05	9.14
ecoli-0-3-4-6_vs_5	0.7 ± 0.01	0.77 ± 0.03	0.78 ± 0	9.20
ecoli-0-3-4-7_vs_5-6	0.69 ± 0.07	0.66 ± 0.07	0.67 ± 0.08	9.24
yeast-0-5-6-7-9_vs_4	0.46 ± 0.03	0.49 ± 0.04	0.39 ± 0.04	9.33
ecoli-0-6-7_vs_5	0.77 ± 0.05	0.79 ± 0.05	0.72 ± 0.07	9.95
vowel0	0.8 ± 0.03	0.84 ± 0.03	0.99 ± 0.01	10.09
glass-0-1-6_vs_2	0.27 ± 0.1	0.03 ± 0.11	0.37 ± 0.1	10.24
ecoli-0-1-4-7_vs_2-3-5-6	0.71 ± 0.07	0.71 ± 0.05	0.64 ± 0.05	10.55
glass-0-6_vs_5	0.55 ± 0.01	0.87 ± 0.01	0.78 ± 0.01	10.89
led7digit-0-2-4-5-6-7-8-9_vs_1	0.78 ± 0.01	0.78 ± 0.01	0.67 ± 0.01	10.95
ecoli-0-1_vs_5	0.83 ± 0.12	0.79 ± 0.09	0.78 ± 0.12	10.95
glass-0-1-4-6_vs_2	0.09 ± 0.03	0.05 ± 0.02	0.29 ± 0.02	11.00
glass2	0.18 ± 0.05	0.11 ± 0.04	0.3 ± 0.04	11.53
cleveland-0_vs_4	0.68 ± 0.03	0.59 ± 0.03	0.58 ± 0.02	12.23
ecoli-0-1-4-7_vs_5-6	0.8 ± 0.03	0.77 ± 0.04	0.72 ± 0.03	12.24
ecoli-0-1-4-6_vs_5	0.66 ± 0.05	0.7 ± 0.05	0.76 ± 0.01	12.95
shuttle-c0-vs-c4	1 ± 0.02	1 ± 0.01	0.99 ± 0.01	13.86
yeast-1_vs_7	0.26 ± 0.06	0.35 ± 0.07	0.26 ± 0.05	14.27
glass4	0.45 ± 0.05	0.42 ± 0.03	0.78 ± 0.03	15.38
ecoli4	0.83 ± 0.13	0.81 ± 0.06	0.73 ± 0.12	15.75
page-blocks-1-3_vs_4	0.66 ± 0.09	0.66 ± 0.11	0.79 ± 0.07	15.82
glass-0-1-6_vs_5	0.5 ± 0.04	0.74 ± 0.03	0.64 ± 0.02	19.33
yeast-1-4-5-8_vs_7	0 ± 0.15	0 ± 0.18	0.09 ± 0.06	22.07
glass5	0.58 ± 0.01	0.77 ± 0.01	0.67 ± 0.08	22.67
yeast-2_vs_8	0.71 ± 0.2	0.72 ± 0.13	0.71 ± 0.07	23.05
shuttle-c2-vs-c4	0.91 ± 0.07	0.87 ± 0.06	0.91 ± 0.06	24.60
yeast4	0.29 ± 0.05	0.24 ± 0.08	0.32 ± 0.1	28.08
yeast-1-2-8-9_vs_7	0.1 ± 0.04	0.17 ± 0.04	0.16 ± 0.03	30.53
yeast5	0.47 ± 0.05	0.54 ± 0.08	0.67 ± 0.06	32.70
ecoli-0-1-3-7_vs_2-6	0.67 ± 0.08	0.65 ± 0.1	0.59 ± 0.06	39.00
yeast6	0.37 ± 0.16	0.41 ± 0.1	0.37 ± 0.09	41.37