Research Article
An Online Teaching Video Evaluation Scheme Based on EEG Signals and Machine Learning
Table 1
Correspondence table of scalp areas and electrode symbols.
| Scalp area | Electrode symbol |
| Frontal | F3, F4, Fz | Frontal pole | Fp1, Fp2 | Inferior frontal | F7, F8 | Temporal | T3, T4 | Posterior temporal | T5, T6 | Parietal | P3, P4, Pz | Central | C3, C4, Cz | Occipital | O1, O2 |
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