Evaluation of data pre-processing and regression models for precise estimation of soil organic carbon using Vis–NIR spectroscopy
Yaxin Wang, Sha Yang, Xiaobin Yan, Chenbo Yang, Meichen Feng, Lujie Xiao, Xiaoyan Song, Meijun Zhang, Fahad Shafiq, Hui Sun, Guangxin Li, Wude Yang, Chao Wang
Topics & Concepts
SmoothingSoil carbonPartial least squares regressionCorrelation coefficientCoefficient of determinationLinear regressionRegression analysisSupport vector machineMathematicsBiological systemComputer scienceEnvironmental scienceStatisticsSoil scienceArtificial intelligenceSoil waterBiologySpectroscopy and Chemometric AnalysesSoil Geostatistics and MappingGeochemistry and Geologic Mapping