Research Article
DE-CNN: An Improved Identity Recognition Algorithm Based on the Emotional Electroencephalography
Table 2
The range of applications for different waves.
| Rhythm | Frequency domain | Brain states | Awareness degree |
| Delta | 0.5–4 Hz | Deep dreamless sleep | Lower | Theta | 4–8 Hz | Creative, intuitive, drowsy | Low | Alpha | 8–15 Hz | Relax, not drowsy, tranquil, conscious, focus | Medium | Beta | 15–32 Hz | Thinking, aware of self-surroundings | High | Gamma | 32–40 Hz | Thinking, integrated thought | Very high |
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