结合ICESat-2和GEDI的中国东南丘陵地区ASTER GDEM高程精度评价与修正

焦怀瑾, 陈崇成, 黄洪宇

Elevation Accuracy Evaluation and Correction of ASTER GDEM in China Southeast Hilly Region by Combining ICESat-2 and GEDI data

JIAO Huaijin, CHEN Chongcheng, HUANG Hongyu

图6 XGBoost反演得到的研究区DEM绝对误差曲面

Fig. 6 Absolute error surface of DEM in the study area obtained by XGBoost inversion