明长城(北京段)遥感动态监测与影响驱动分析

刘涵薇, 陈富龙, 廖亚奥

Remote sensing dynamic monitoring and driving factor analysis for the Beijing section of Ming Great Wall

LIU Hanwei, CHEN Fulong, LIAO Yaao

图4 不同样本量下U-net模型分类精度变化

Fig.4 Change of classification accuracy of U-net model under different sample sizes