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SPECTROSCOPY AND SPECTRAL ANALYSIS  2017, Vol. 37 Issue (07): 2133-2139    DOI: 10.3964/j.issn.1000-0593(2017)07-2133-07
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Constructing Representative Calibration Dataset Based on Spectral Transformation and Kennard-Stone Algorithm for VNIR Modeling of Soil Total Nitrogen in Paddy Soil
CHEN Yi-yun1,2,3,4, ZHAO Rui-ying1, 5*, QI Tian-ci1, QI Lin1, 6, ZHANG Chao1
1. School of Resource and Environment Science,Wuhan University,Wuhan 430079,China
2. Suzhou Institute of Wuhan University,Suzhou 215123,China
3. Collaborative Innovation Center of Geospatial Technology,Wuhan University,Wuhan 430079,China
4. Key Laboratory of Geographic Information System of Ministry of Education,Wuhan University,Wuhan 430079,China
5. Institute of Agricultural Remote Sensing and Information Technology Application,Zhejiang University,Hangzhou 310058,China
6. Institute of Geographic Sciences and Natural Resources Research,Chinese Academy of Sciences,Beijing 100101,China