基于PCA-MLR和PCA-BPN的莱州湾南岸滨海平原土壤有机质高光谱预测研究

徐夕博¹, 吕建树^1,^2,^*, 吴泉源^1,^*, 于庆¹, 周旭¹, 曹见飞¹

Prediction of Soil Organic Matter Based PCA-MLR and PCA-BPN Algorithm Using Field VNIR Spectroscopy in Coastal Soils of Southern Laizhou Bay

XU Xi-bo¹, LÜ Jian-shu^1,^2,^*, WU Quan-yuan^1,^*, YU Qing¹, ZHOU Xu¹, CAO Jian-fei¹

土壤有机质含量实测值与预测值之间的相关性 (a): PCA-MLR; (b): PCA-DI-MLR; (c): PCA-BPN; (d): PCA-DI-BPN