Research Article
Beijing Opera Synthesis Based on Straight Algorithm and Deep Learning
| | MOS grading |
| | Score | MOS Evaluation |
| | 1 | Uncomfortable and unbearable |
| | 2 | There is a sense of discomfort, but it can endure |
| | 3 | Can detect distortion and feel uncomfortable |
| | 4 | Slightly perceived distortion but no discomfort |
| | 5 | Good sound quality, no distortion |
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