利用TIN和高程梯度进行高程点抽稀
曹文涛, 何伟
Sparsing Elevational Points Using TIN and Elevational Gradients
CAO Wentao, HE Wei
测绘通报 . 2017, (5): 110 -112 .  DOI: 10.13474/j.cnki.11-2246.2017.0166