主被动遥感特征优化的天然林森林蓄积量估测
王鹏杰,张绘芳,田昕,张景路,朱雅丽

Estimation of Forest Stem Volume of Natural Forests based on the Optimization of Active and Passive Remote Sensing Features
Pengjie Wang,Huifang Zhang,Xin Tian,Jinglu Zhang,Yali Zhu
图3 KNN-FIFS算法流程图
Fig. 3 The KNN-FIFS algorithm flowchart