Canopy foliar nitrogen retrieved from airborne hyperspectral imagery by correcting for canopy structure effects
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- 作者：Zhihui Wanga ; b ; z.wang-1@utwente.nl" class="auth_mail" title="E-mail the corresponding author ; Andrew K. Skidmorea ; Tiejun Wanga ; Roshanak Darvishzadeha ; Uta Heidenc ; Marco Heurichd ; Hooman Latifie ; John Hearneb
- 关键词：Foliar nitrogen ; Forest canopy structure ; Hyperspectral remote sensing ; Essential biodiversity variables
- 刊名：International Journal of Applied Earth Observation and Geoinformation
- 出版年：2017
- 出版时间：February 2017
- 年：2017
- 卷：54
- 期：Complete
- 页码：84-94
- 全文大小：1498 K
文摘
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%N can be accurately retrieved from the canopy scattering coefficient.
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The structural influence on canopy BRF can be suppressed using DASF.
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Wavelet features capture the narrow-range absorption features of nitrogen.
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A wavelet based approach yields a more accurate estimation of nitrogen than PLSR.