基于多源遥感影像的洞庭湖地形提取方法

隆院男,闫世雄,蒋昌波,吴长山,李志威,唐蓉

A new method for extracting lake bathymetry using multi-temporal and multi-source remote sensing imagery: A case study of Dongting Lake

LONG Yuannan,YAN Shixiong,JIANG Changbo,WU Changshan,LI Zhiwei,TANG Rong

表3 克里金法对比表

Tab. 3 Kriging interpolation with different variogram models

插值法 变异函数 均方根预测误差 标准平均值 标准均方根预测误差 平均标准误差 普通克里金 Spherical 1.589 0.566 2.166 0.596 Exponential 1.592 0.524 2.102 0.594 K-Bessel 1.591 0.486 2.056 0.583 泛克里金 Spherical 1.636 0.166 1.330 0.916 Exponential 1.624 0.160 1.359 0.882 K-Bessel 1.614 0.149 1.380 0.851