Estimation of rice plant potassium accumulation based on non-negative matrix factorization using hyperspectral reflectance
Jingshan Lu, Wanyu Li, Minglei Yu, Xiangbin Zhang, Yong Ma, Xi Su, Xia Yao, Tao Cheng, Yan Zhu, Weixing Cao, Yongchao Tian
Topics & Concepts
Hyperspectral imagingRed edgeNon-negative matrix factorizationVegetation (pathology)Partial least squares regressionCanopyRemote sensingEnvironmental scienceMatrix (chemical analysis)MathematicsMatrix decompositionChemistryStatisticsBotanyGeographyBiologyEigenvalues and eigenvectorsPathologyMedicineQuantum mechanicsPhysicsChromatographyRemote Sensing in AgricultureRemote-Sensing Image ClassificationSpectroscopy and Chemometric Analyses