Research & information: general deep learning land cover Convolution Neural Network (CNN) Dichotomy Douglas-Peucker Algorithm GF-6 WFV GIS-based GPS data GaoFen-1 Gaofen-1 satellite Line Simplification Monotonic Chain OpenStreetMap (OSM) REE mines Random Forest SHAP aeolian process biomass distribution bivariate logistic regression model block vector data building extraction building view change detection classification coastline convolutional neural network damage damage signature damaged groups of buildings