From: Sleep stage and obstructive apneaic epoch classification using single-lead ECG
Classification | Sleep Stages | Total | |||||
---|---|---|---|---|---|---|---|
Method | Wake | NREM1 | NREM2 | NREM3 | NREM4 | REM | Accuracy |
kNN | 817/1022 | 307/333 | 3124/4975 | 152/159 | 71/75 | 465/538 | 4957/7102 |
= 80% | = 92.3% | = 62.8% | = 95.5% | = 94.6% | = 86.4% | = 69.8% | |
CKI = 0.93 | CKI = 0.93 | CKI = 0.60 | CKI = 0.94 | CKI = 0.97 | CKI = 0.95 | ||
QDA | 878/1022 | 317/333 | 3487/4975 | 154/159 | 72/75 | 492/538 | 5425/7102 |
= 85.9% | = 95.3% | = 70.1% | = 97.2% | = 96.8% | = 91.4% | = 76.4% | |
CKI = 0.97 | CKI = 0.95 | CKI = 0.65 | CKI = 0.98 | CKI = 0.98 | CKI = 0.97 | ||
SVM | 883/1022 | 318/333 | 3517/4975 | 155/159 | 72/75 | 494/538 | 5461/7102 |
= 86.4% | = 95.5% | = 70.7% | = 97.6% | = 97.0% | = 91.9% | = 76.9% | |
CKI = 0.98 | CKI = 0.98 | CKI = 0.72 | CKI = 0.98 | CKI = 0.98 | CKI = 0.97 |