Research Article
Sleep Stage Classification Using Unsupervised Feature Learning
Table 2
Confusion matrix for feat-GOHMM.
| | % | Classified | | Awake | S1 | S2 | SWS | REM |
| | Awake | 72.5 | 16.8 | 3.0 | 2.5 | 5.2 | | S1 | 29.4 | 31.1 | 25.6 | 1.5 | 12.4 | | S2 | 2.0 | 8.4 | 71.9 | 7.1 | 10.6 | | SWS | 1.1 | 1.3 | 9.6 | 87.8 | 0.2 | | REM | 11.7 | 13.3 | 29.4 | 2.7 | 42.9 |
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