From: Feature selection for elderly faller classification based on wearable sensors
Method | Feature Set | Modela | Accuracy (%) | Sensitivity (%) | Specificity (%) | PPV (%) | NPV (%) | F1 | MCC | SR |
---|---|---|---|---|---|---|---|---|---|---|
CFS/FCBF | 9 | SVM-2 | 77.9 ± 4.8 | 26.4 ± 15.9 | 95.1 ± 5.2 | 64.6 ± 32.6 | 79.7 ± 3.5 | 0.355 ± 0.182 | 0.305 ± 0.202 | 55 |
Relief-F | 1 | SVM-7 | 74.0 ± 8.1 | 44.3 ± 20.2 | 83.3 ± 9.1 | 47.3 ± 20.1 | 82.8 ± 5.5 | 0.441 ± 0.173 | 0.286 ± 0.218 | 58 |
CFS/FCBF | 9 | SVM-3 | 78.0 ± 4.9 | 25.5 ± 15.6 | 95.5 ± 5.1 | 65.4 ± 33.5 | 79.5 ± 3.5 | 0.348 ± 0.183 | 0.304 ± 0.205 | 59 |
Relief-F | 3 | NN-21 | 75.3 ± 6.9 | 32.0 ± 20.4 | 89.7 ± 8.6 | 50.6 ± 29.7 | 80.1 ± 4.8 | 0.367 ± 0.203 | 0.259 ± 0.225 | 61 |
CFS/FCBF | 9 | NN-8 | 76.9 ± 6.0 | 27.6 ± 18.1 | 93.4 ± 8.0 | 60.2 ± 34.5 | 79.7 ± 4.0 | 0.349 ± 0.193 | 0.287 ± 0.212 | 62 |
Relief-F | 1 | SVM-5 | 73.6 ± 8.0 | 45.3 ± 20.1 | 82.6 ± 9.0 | 46.6 ± 19.1 | 82.9 ± 5.5 | 0.443 ± 0.169 | 0.285 ± 0.214 | 62 |
CFS/FCBF | 9 | NN-10 | 76.7 ± 6.0 | 28.2 ± 18.6 | 92.9 ± 7.9 | 58.3 ± 33.8 | 79.7 ± 4.1 | 0.351 ± 0.197 | 0.282 ± 0.214 | 64 |
Relief-F | 5 | SVM-4 | 74.6 ± 7.5 | 37.5 ± 20.2 | 86.3 ± 8.5 | 47.8 ± 23.9 | 81.6 ± 5.1 | 0.401 ± 0.188 | 0.262 ± 0.226 | 64 |
Relief-F | 1 | NN-21 | 76.0 ± 6.9 | 31.5 ± 20.2 | 90.1 ± 8.4 | 49.7 ± 30.1 | 80.9 ± 4.6 | 0.362 ± 0.205 | 0.258 ± 0.227 | 66 |
Relief-F | 3 | NN-25 | 75.3 ± 6.8 | 31.9 ± 20.6 | 89.7 ± 8.6 | 50.7 ± 29.5 | 80.1 ± 4.9 | 0.365 ± 0.202 | 0.257 ± 0.223 | 67 |
Relief-F | 1 | SVM-6 | 74.0 ± 7.6 | 38.5 ± 20.1 | 85.2 ± 8.7 | 46.5 ± 22.2 | 81.7 ± 5.2 | 0.402 ± 0.180 | 0.255 ± 0.219 | 71 |
Relief-F | 3 | NN-23 | 75.2 ± 6.8 | 31.9 ± 20.5 | 89.6 ± 8.5 | 50.3 ± 29.3 | 80.1 ± 4.8 | 0.365 ± 0.202 | 0.255 ± 0.225 | 74 |
Relief-F | 2 | NN-15 | 75.2 ± 7.1 | 30.3 ± 19.7 | 90.2 ± 8.8 | 50.9 ± 31.1 | 79.7 ± 4.7 | 0.356 ± 0.204 | 0.252 ± 0.230 | 76 |
Relief-F | 8 | NB-Q | 68.3 ± 8.9 | 55.7 ± 20.6 | 72.5 ± 11.9 | 41.5 ± 13.6 | 83.5 ± 6.6 | 0.461 ± 0.140 | 0.264 ± 0.192 | 84 |
CFS/FCBF | 9 | NB-Q | 70.9 ± 7.9 | 41.3 ± 22.4 | 80.7 ± 9.8 | 41.5 ± 20.0 | 80.9 ± 6.0 | 0.397 ± 0.184 | 0.221 ± 0.222 | 100 |
Relief-F | 3 | SVM-3 | 70.9 ± 8.0 | 37.9 ± 20.0 | 81.9 ± 9.6 | 42.2 ± 20.5 | 80.1 ± 5.5 | 0.381 ± 0.173 | 0.208 ± 0.214 | 102 |
AV | I(30),H(29), P(29) | SVM-3 | 75.5 ± 5.6 | 21.2 ± 16.2 | 93.6 ± 5.7 | 49.9 ± 35.2 | 78.2 ± 3.7 | 0.282 ± 0.195 | 0.207 ± 0.225 | 108 |
Relief-F | 4 | NN-9 | 73.4 ± 7.2 | 27.7 ± 19.5 | 88.7 ± 9.1 | 44.0 ± 29.8 | 78.8 ± 4.6 | 0.318 ± 0.201 | 0.196 ± 0.226 | 119 |
Relief-F | 6 | SVM-4 | 71.9 ± 7.3 | 31.7 ± 18.7 | 85.3 ± 8.2 | 42.2 ± 23.3 | 79.1 ± 4.8 | 0.346 ± 0.180 | 0.188 ± 0.218 | 120 |
Relief-F | 4 | NN-21 | 73.7 ± 6.8 | 25.3 ± 19.2 | 89.8 ± 8.6 | 43.0 ± 31.2 | 78.5 ± 4.4 | 0.298 ± 0.203 | 0.185 ± 0.225 | 126 |
Relief-F | 7 | NN-21 | 72.9 ± 6.9 | 25.8 ± 18.8 | 88.6 ± 9.0 | 41.7 ± 29.4 | 78.3 ± 4.4 | 0.298 ± 0.194 | 0.173 ± 0.218 | 139 |
AV | I(30),P(29), LS(29) | SVM-2 | 70.2 ± 7.1 | 30.8 ± 18.5 | 83.3 ± 8.7 | 38.4 ± 21.4 | 78.5 ± 4.7 | 0.326 ± 0.170 | 0.153 ± 0.204 | 139 |
AV | I(30),H(29) | SVM-4 | 74.2 ± 5.0 | 12.3 ± 13.2 | 93.7 ± 5.2 | 33.1 ± 35.8 | 77.2 ± 2.9 | 0.170 ± 0.175 | 0.087 ± 0.214 | 151 |
AV | H(29) | SVM-4 | 73.3 ± 5.8 | 16.1 ± 14.6 | 91.4 ± 6.4 | 35.1 ± 32.3 | 77.6 ± 3.3 | 0.209 ± 0.178 | 0.101 ± 0.215 | 153 |
AV | I(30),P(29) | SVM-2 | 67.6 ± 7.2 | 32.1 ± 18.4 | 79.4 ± 9.0 | 33.9 ± 17.6 | 78.0 ± 4.8 | 0.318 ± 0.159 | 0.117 ± 0.193 | 154 |
AV | I(30),P(29), LS(29),RS(29) | NB-Q | 60.8 ± 9.2 | 37.6 ± 20.5 | 68.6 ± 11.7 | 28.3 ± 14.1 | 76.9 ± 6.4 | 0.314 ± 0.152 | 0.057 ± 0.203 | 171 |
AV | I(30),P(29) | NN-9 | 68.0 ± 8.3 | 24.4 ± 18.6 | 82.5 ± 10.6 | 31.4 ± 24.2 | 76.7 ± 4.8 | 0.258 ± 0.179 | 0.077 ± 0.216 | 178 |
AV | H(29) | SVM-2 | 67.8 ± 7.2 | 24.7 ± 17.3 | 81.4 ± 8.8 | 29.1 ± 19.7 | 77.5 ± 4.3 | 0.256 ± 0.163 | 0.063 ± 0.196 | 181 |
AV | I(30),H(29), P(29),LS(29) | NN-20 | 67.2 ± 7.9 | 21.0 ± 16.9 | 82.6 ± 10.4 | 27.8 ± 22.7 | 75.9 ± 4.3 | 0.226 ± 0.167 | 0.041 ± 0.199 | 190 |
AV | H(29),P(29), LS(29),RS(29) | NN-5 | 65.3 ± 8.2 | 16.5 ± 15.2 | 81.5 ± 11.0 | 22.3 ± 22.2 | 74.5 ± 4.0 | 0.177 ± 0.153 | −0.021 ± 0.190 | 201 |