Fig. 4From: Integration of a Kalman filter in the geographically weighted regression for modeling the transmission of hand, foot and mouth diseaseError distributions of the global HFMD incidence filtering. (a) Measurement and estimation errors. (b) Reduced errors. Shandong geographic database were provided by National Geomatics Center of China (http://www.ngcc.cn/ngcc/) at a 1:1,000,000 scale as the layer’s attribute. Thematic mapping was implemented in the ArcGIS platform (ESRI Inc)Back to article page