Research Article
Analysis and Prediction of the Coupling Coordination Relationship between Tourism and Air Environment: Yangtze River Economic Zone in China as Example
Table 3
Evaluation classification for CCD.
| Range | Value of D | Category |
| Coordinated (can be accepted) | 1 ≥ D ≥ 0.8 | Highly coordinated | 0.8 ≥ D ≥ 0.7 | Intermediately coordinated | 0.7 ≥ D ≥ 0.6 | Primarily coordinated | Transitional coordinated | 0.6 ≥ D ≥ 0.5 | Reluctantly coordinated | 0.5 ≥ D ≥ 0.4 | Approaching imbalanced | Imbalanced (cannot be accepted) | 0.4 ≥ D ≥ 0.3 | Slightly imbalanced | 0.3 ≥ D ≥ 0.2 | Moderately imbalanced | 0.2 ≥ D ≥ 0 | Highly imbalanced |
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