Spatiotemporal Coupling Coordination Analysis of Social Economy and Resource Environment of Central Cities in the Yellow River Basin

Table 3

Coupling coordination degree classification.

Type	D	Degree	Relationship of S and E	Description
Dissonance recession	0–0.09	Profound incoordination	S > E	Resources and environment lag
			S < E	Social economy lag
			S = E	Coordination development
	0.1–0.19	Serious incoordination	S > E	Resources and environment lag
			S < E	Social economy lag
			S = E	Coordination development
	0.2–0.29	Moderate incoordination	S > E	Resources and environment lag
			S < E	Social economy lag
			S = E	Coordination development
Transitional category	0.3–0.39	Mild incoordination	S > E	Resources and environment lag
			S < E	Social economy lag
			S = E	Coordination development
	0.4–0.49	On the verge of incoordination	S > E	Resources and environment lag
			S < E	Social economy lag
			S = E	Coordinated development
	0.5–0.59	Reluctant coordination	S > E	Resources and environment lag
			S < E	Social economy lag
			S = E	Coordinated development
	0.6–0.69	Primary coordination	S > E	Resources and environment lag
			S < E	Social economy lag
			S = E	Coordinated development
Coordinated development	0.7–0.79	Intermediate coordination	S > E	Resources and environment lag
			S < E	Social economy lag
			S = E	Coordinated development
	0.8–0.89	Good coordination	S > E	Resources and environment lag
			S < E	Social economy lag
			S = E	Coordinated development
	0.9–1	Quality coordination	S > E	Resources and environment lag
			S < E	Social economy lag
			S = E	Coordinated development