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Table 1 Detailed performance statistics for ovarian cancer data sets Bold columns represent the mean of the respective performance measure, while columns labeled as (std) correspond to the standard deviation across the three cross-validation folds.

From: Feature selection and nearest centroid classification for protein mass spectrometry

OC-H4 Corr Corr(std) BACC 3ACC(std Spec Spec(std) Sens Sens(std) PPV PPV(std)
No FE 0.763 0.05 0.763 0.05 0.848 0.16 0.677 0.11 0.841 0.13
PCA 0.712 0.07 0.712 0.07 0.727 0.25 0.697 0.12 0.768 0.20
PCA/LDA 0.727 0.07 0.727 0.07 0.636 0.31 0.818 0.18 0.744 0.19
SFS 0.747 0.22 0.747 0.22 0.980 0.02 0.515 0.42 0.931 0.06
SBS 0.823 0.08 0.823 0.08 0.899 0.13 0.747 0.08 0.891 0.12
P-test 0.763 0.20 0.763 0.20 0.929 0.05 0.596 0.38 0.863 0.09
T-test 0.747 0.19 0.747 0.19 0.929 0.02 0.566 0.38 0.856 0.08
KS-test 0.702 0.22 0.702 0.22 0.909 0.09 0.495 0.35 0.766 0.28
NSC(20) 0.621 0.19 0.621 0.19 0.949 0.06 0.293 0.32 0.743 0.29
Boosted 0.884 0.06 0.884 0.06 0.990 0.02 0.778 0.11 0.986 0.03
Boosted FE 0.854 0.13 0.854 0.13 1.000 0.00 0.707 0.26 1.000 0.00
OC-WCX2a Corr Corr(std) BACC 3ACC(std Spec Spec(std) Sens Sens(std) PPV PPV(std)
No FE 0.773 0.09 0.773 0.09 0.828 0.02 0.717 0.18 0.800 0.05
PCA 0.682 0.18 0.682 0.18 0.687 0.14 0.677 0.25 0.671 0.18
PCA/LDA 0.899 0.02 0.899 0.02 0.889 0.10 0.909 0.06 0.900 0.09
SFS 0.949 0.03 0.949 0.03 0.980 0.03 0.919 0.05 0.979 0.04
SBS 0.854 0.15 0.854 0.15 0.929 0.08 0.778 0.23 0.903 0.12
P-test 0.944 0.03 0.944 0.03 0.970 0.03 0.919 0.06 0.969 0.03
T-test 0.965 0.02 0.965 0.02 0.949 0.05 0.980 0.02 0.953 0.04
KS-test 0.929 0.02 0.929 0.02 0.970 0.03 0.889 0.05 0.968 0.03
NSC(20) 0.944 0.04 0.944 0.04 0.990 0.02 0.899 0.08 0.989 0.02
Boosted 0.914 0.06 0.914 0.06 1.000 0.00 0.828 0.12 1.000 0.00
Boosted FE 0.965 0.01 0.965 0.01 1.000 0.00 0.929 0.02 1.000 0.00
OC-WCX2b Corr Corr(std) BACC 3ACC(std Spec Spec(std) Sens Sens(std) PPV PPV(std)
No FE 0.837 0.14 0.834 0.12 0.822 0.07 0.846 0.20 0.891 0.05
PCA 0.901 0.05 0.893 0.03 0.867 0.03 0.920 0.07 0.926 0.02
PCA/LDA 1.000 0.00 1.000 0.00 1.000 0.00 1.000 0.00 1.000 0.00
SFS 0.992 0.01 0.991 0.01 0.989 0.02 0.994 0.01 0.994 0.01
SBS 0.901 0.14 0.903 0.13 0.911 0.10 0.895 0.17 0.942 0.07
P-test 0.980 0.02 0.975 0.03 0.956 0.05 0.994 0.01 0.976 0.03
T-test 0.837 0.07 0.834 0.04 0.822 0.05 0.846 0.13 0.897 0.01
KS-test 0.984 0.02 0.983 0.02 0.978 0.04 0.988 0.01 0.988 0.02
NSC(20) 0.972 0.02 0.973 0.03 0.978 0.04 0.969 0.03 0.988 0.02
Boosted 0.980 0.01 0.982 0.00 0.989 0.02 0.975 0.02 0.994 0.01
Boosted FE 1.000 0.00 1.000 0.00 1.000 0.00 1.000 0.00 1.000 0.00