内陆水体悬浮物波段比值优化模型及藻类丰度对模型精度影响研究

赵方睿,王强,温志丹,刘晓静,尚盈辛,陶慧,杜云霞,宋开山

Optimization Model of Suspended Matter Band Ratio in Inland Water and Influence of Algae Abundance on Model Accuracy

Fangrui Zhao,Qiang Wang,Zhidan Wen,Xiaojing Liu,Yingxin Shang,Hui Tao,Yunxia Du,Kaishan Song

表2 波段组合与悬浮物相关系数

Table 2 Band combination and suspended matter correlation coefficient

数据集 波段选择 拟合方程 RMSE RMSE% MAE RPD R2 STKM R880/R410 y=143.536x-22.043 14.1 24.5 10.7 5.3 0.87 CGH R850/R550 y=483.254x-26.365 23.6 20.8 15.2 6.2 0.82 SA R722/R690 y=160.975x-69.242 4.2 22.6 2.9 6.5 0.95 CIN R720/R500 y=28.077x-10.335 3.7 22.8 2.9 4.9 0.78