利用R语言半自动化提取河流阶地——以米家山黄河阶地为例
姚文倩1, 刘静1, MichaelOskin2, 韩龙飞1, 李雪3, 王恒1, 徐心悦1, 李占飞1, 张金玉1

APPLICATION OF SEMIAUTOMATIC EXTRACTION OF FLUVIAL TERRACES BASED ON R LANGUAGE—AN EXAMPLE FROM THE YELLOW RIVER TERRACES AT MIJIA SHAN
YAO Wen-qian1, LIU-ZENG Jing1, Michael Oskin2, HAN Long-fei1, LI Xue3, WANG Heng1, XU Xin-yue1, LI Zhan-fei1, ZHANG Jin-yu1
半自动提取的河流阶地分布图, 底图为山影图