Taking QuickBird(QB) image, WorldView-1(WV) image, Unmanned Aerial Vehicle(UAV) imageas data source, Studying tree crown extraction effect of different method of Populus euphratica andTamarix ramosissima, analyzing the relationship between the crown diameters and groundwater depth, Themain conclusions are as following:1Tree species identification of Populus euphratica and Tamarix ramosissima based on high resolutionsatellite data
(1)Using cross validation method to select support vector machine(SVM) par...