利用流水矢量提取山脊线和山谷线特征点的方法

黄炅怡, 黄培之, 李坚强

Feature point extraction of ridge line and valley line from DEM based on falling vector

HUANG Jiongyi, HUANG Peizhi, LI Jianqiang

测绘通报 . 2020, (10): 12 -15 . DOI: 10.13474/j.cnki.11-2246.2020.0310