Table 8 Performance indexes for the optimal subset and for each classification algorithm using 2-fold style under fast walking speed
Algorithm | Feature set | SEN (%) | SPF (%) | ACC (%) | PPV (%) | NPV (%) | MCC |
|---|---|---|---|---|---|---|---|
SVM | Opitmal feature set shown in Table 2 | 82.18 | 94.00 | 88.06 | 93.26 | 83.93 | 0.767 |
KNN | Opitmal feature set shown in Table 2 | 76.40 | 70.54 | 73.13 | 67.33 | 79.00 | 0.466 |
NB classifier | Opitmal feature set shown in Table 2 | 61.39 | 40.00 | 50.75 | 50.82 | 50.63 | 0.014 |
Decision tree | Opitmal feature set shown in Table 2 | 68.81 | 76.09 | 72.14 | 77.32 | 67.31 | 0.448 |
ELA classifier | Opitmal feature set shown in Table 2 | 71.58 | 72.64 | 72.14 | 70.10 | 74.04 | 0.442 |