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Qian Sun

China Agricultural University

Beijing

China

  • China Agricultural University

SCHOLARLY PAPERS

4

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264

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0

Scholarly Papers (4)

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1.

Uav-Based Hyperspectral Estimation of Soil Organic Matter of Cropland Under Seedling Interference

Downloads 108 (659,652)

Uav-Based Hyperspectral Estimation of Soil Organic Matter of Cropland Under Seedling Interference

Number of pages: 29 Posted: 07 Jan 2025
Chang Liu, Yanan Tian, Fenghua Yu, Qian Sun, Xuzhou Qu, boyi Tang, Kai Ma and Xiaohe Gu
Beijing Academy of Agriculture and Forestry Sciences, Beijing Academy of Agriculture and Forestry Sciences, Shenyang Agricultural University, China Agricultural University, Beijing Academy of Agriculture and Forestry Sciences, Beijing Academy of Agriculture and Forestry Sciences, Shandong University of Science and Technology and Beijing Academy of Agriculture and Forestry Sciences
Downloads 59 (996,491)

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Soil Organic Matter, UAV-based Hyperspectral image, machine learning, Mixed spectral decomposition

Uav-Based Hyperspectral Estimation of Soil Organic Matter of Cropland Under Seedling Interference

Number of pages: 29 Posted: 07 Jan 2025
Chang Liu, Yanan Tian, Fenghua Yu, Qian Sun, Xuzhou Qu, boyi Tang, Kai Ma and Xiaohe Gu
Beijing Academy of Agriculture and Forestry Sciences, Beijing Academy of Agriculture and Forestry Sciences, Shenyang Agricultural University, China Agricultural University, Beijing Academy of Agriculture and Forestry Sciences, Beijing Academy of Agriculture and Forestry Sciences, Shandong University of Science and Technology and Beijing Academy of Agriculture and Forestry Sciences
Downloads 49 (1,107,422)

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Soil Organic Matter, UAV-based Hyperspectral image, machine learning, Mixed spectral decomposition

2.

Monitoring the Interannual Dynamic Changes of Soil Organic Matter Using Long-Term Landsat Images

Number of pages: 29 Posted: 08 Dec 2023
Chang Liu, Xiaohe Gu, Chi Zhang, Qian Sun, Xuzhou Qu, boyi Tang and Kai Ma
Beijing Academy of Agriculture and Forestry Sciences, Beijing Academy of Agriculture and Forestry Sciences, Beijing Academy of Agriculture and Forestry Sciences, China Agricultural University, Beijing Academy of Agriculture and Forestry Sciences, Beijing Academy of Agriculture and Forestry Sciences and Shandong University of Science and Technology
Downloads 54 (1,052,702)

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Soil Organic Matter, Remote Sensing, machine learning, transfer learning, spatial-temporal change

3.

Monitoring Maize Lodging Severity Based on Multi-Temporal Sentinel-1 Image Used Time-Weighted Dynamic Time Warping

Number of pages: 33 Posted: 04 Apr 2023
Xuzhou Qu, Jingping Zhou, Xiaohe Gu, Yancang Wang, Qian Sun and Yuchun Pan
Beijing Academy of Agriculture and Forestry Sciences, Beijing Academy of Agriculture and Forestry Sciences, Beijing Academy of Agriculture and Forestry Sciences, North China Institute of Aerospace Engineering, China Agricultural University and Beijing Academy of Agriculture and Forestry Sciences
Downloads 53 (1,052,702)

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Lodging severity, Maize, Time series, Time-weighted Dynamic Time Warping (TwDTW), Jeffreys-Matusita (J-M)

4.

Estimation of Canopy Nitrogen Density of Lodging Maize Via UAV-Based Hyperspectral Images

Number of pages: 30 Posted: 01 Mar 2023
Qian Sun, Liping Chen, Sen Zhang, Xiaohe Gu, Jingping Zhou, Limin Gu and Wenchao Zhen
China Agricultural University, Beijing Academy of Agriculture and Forestry Sciences, Beijing Academy of Agriculture and Forestry Sciences, Beijing Academy of Agriculture and Forestry Sciences, Beijing Academy of Agriculture and Forestry Sciences, Hebei Agricultural University and Hebei Agricultural University
Downloads 49 (1,074,648)

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lodging maize, unmanned aerial vehicle (UAV), hyperspectral images, canopy nitrogen density (CND), feature selection