Evaluation of MLSR and PLSR for estimating soil element contents using visible/near-infrared spectroscopy in apple orchards on the Jiaodong peninsula
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- 作者：Xiang Yua ; b ; yuxiangyt@126.com" class="auth_mail" title="E-mail the corresponding author ; Qing Liuc ; Yebao Wanga ; b ; Xiangyang Liua ; b ; Xin Liua ; xliu@yic.ac.cn" class="auth_mail" title="E-mail the corresponding author
- 关键词：Multiple linear stepwise regression ; Partial least square regression ; Estimation ; Soil element contents ; Visible/near-infrared spectroscopy
- 刊名：Catena
- 出版年：2016
- 出版时间：February 2016
- 年：2016
- 卷：137
- 期：Complete
- 页码：340-349
- 全文大小：2112 K
文摘
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Laboratory-based Vis–NIR spectra of soil samples were gained.
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The contents of eight soil elements were measured.
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Five spectral indices were calculated based on two spectral formats.
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Performances of spectral indices in estimating soil element contents were showed.
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Performances of MLSR and PLSR in estimating soil element contents were compared.