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Confusion matrix and the sum of correlation values between modalities.
| EEG | Blinking Rate | Facial Temperature | Subjective Evaluation | The Sum of All of the Correlation Values with Other Modalities | |
|---|---|---|---|---|---|
| EEG | 1 | −0.0061 | 0.5579 | 0.0921 | 0.6439 |
| Blinking rate | −0.0061 | 1 | 0.1289 | 0.4991 | 0.6219 |
| Facial temperature | 0.5579 | 0.1289 | 1 | 0.4986 | 1.1854 |
| Subjective evaluation | 0.0921 | 0.4991 | 0.4986 | 1 | 1.0898 |
