Skip to main content
. Author manuscript; available in PMC: 2015 Jul 1.
Published in final edited form as: IEEE Trans Biomed Eng. 2015 Mar 2;62(7):1805–1817. doi: 10.1109/TBME.2015.2404809

Table 4.

Performance comparison of four different feature selection methods: Baseline (no feature selection), paired t-test, SLR, and DTFS.

Modality Method ACC
%
SEN
%
SPE
%
AUC p-value
Multi-modality (MRI+CSF+PET) Baseline 69.4 64.3 73.5 0.736 <0.0001
t-test 72.3 73.1 71.7 0.760 <0.0010
SLR 73.1 79.3 68.3 0.824 <0.0010
DTFS 76.5 81.2 71.9 0.836 -
MRI Baseline 63.3 59.8 66.0 0.700 <0.0001
t-test 65.3 63.1 66.9 0.699 <0.0010
SLR 67.2 63.4 70.2 0.741 >0.0500
DTFS 69.4 72.0 67.3 0.743 -
PET Baseline 67.0 59.6 72.7 0.732 >0.0500
t-test 66.6 69.2 64.5 0.718 <0.0500
SLR 67.7 67.9 67.6 0.714 <0.0500
DTFS 68.7 76.4 59.1 0.733 -