结合植被指数与纹理特征的玉米冠层FAPAR遥感估算研究

王思宇, 聂臣巍, 余汛, 邵明超, 王梓旭, 努热曼古丽·托乎提, 刘亚东, 程明瀚, 官云兰, 金秀良

Maize Canopy FAPAR Remote Sensing Estimation Combining Vegetation Indexes and Texture Characteristics

Wang Siyu, Nie Chenwei, Yu Xun, Shao Mingchao, Wang Zixu, Nuremanguli· Tuohuti, Liu Yadong, Cheng Minghan, Guan Yunlan, Jin Xiuliang

表6 利用PLSR方法估算玉米FAPAR的验证结果

Table 6 Validation results of FAPAR estimation using PLSR method

指标 Indice 建模Modeling 验证Validating R2 (×10-2) RMSE (×10-2) rRMSE (%) R2 (×10-2) RMSE (×10-2) rRMSE (%) 植被指数 Vegetation indice 82.15 8.19 9.66 81.40 6.77 8.01 纹理Texture 89.12 6.39 7.54 87.05 5.24 6.19 结合Combination 94.39 4.59 5.41 90.81 4.72 5.57