Fig. 7: Relationships between fractal dimension and socioeconomic factors in Xiamen.
From: Fractal characteristics of coastal settlement land use patterns in Xiamen City

a The relationship between GDP and the fractal dimension of the settlements of Inside Xiamen Island and Outside Xia-men Island from 2003 to 2019; b The relationship between the permanent population and the fractal dimension of the settlements of Inside Xiamen Island and Outside Xiamen Island.