Barely Significant

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All three curves showed a trend from a steep increase to a slow increase, and in the place where the comprehensive suitability index of human settlements was 0.623, the cumulative speed of the three curves slowed down, indicating that the concentration of population and economy in the area with a high comprehensive suitability for human settlements was relatively small; that is, 0.64% of the land held 4.96% of the population and 7% of the economy.
To select the best influence mechanism model, OLS, GWR, and MGWR were performed on the station accessibility and residual factors in turn, showing that the fitting R2 of the three models shows an increasing trend, and the AICc value shows a decreasing trend, and the difference is higher than three, indicating that the models have obvious differences [ 36 ] ( Table 6 ).
In the five periods from 2000 to 2019, the Class II area is 1,250,600 hm 2 , 1,234,600 hm 2 , 1,618,900 hm 2 , 1,811,900 hm 2 , and 1,584,600 hm 2 respectively, accounting for 33.21%, 33.32%, 43.97%, 50.65%, and 48.67% of the total cultivated land area ( Table 5 ) and showing an increasing trend year by year.
The global Moran’s I values in the five periods are all greater than 0, and through the significance test of the 5% confidence level, the overall shows a fluctuating upward trend, indicating that there is a significant spatial positive autocorrelation in the health index in each grid of the two lake plains, and that its spatial distribution was not random, there is an obvious trend of agglomeration and distribution of adjacent grids in space.