Spatial Prediction of COVID-19 in China Based on Machine Learning Algorithms and Geographically Weighted Regression

Figure 1

(a) The temporal variation of CCCs in mainland China from December 1, 2019, to April 30, 2020. The green dotted line represents the start date of study period 2020-01-17, purple represents the end date of study period 2020-03-01, and orange represents the control date of China 2020-01-25. (b) The spatial distribution of city-level CCCs in mainland China from January 17 to March 1, 2020.

(a) CCCs of China

(b) CCCs of Chinese cities