Combining Unmanned Aerial Vehicle (UAV)-Based Multispectral Imagery and Ground-Based Hyperspectral Data for Plant Nitrogen Concentration Estimation in Rice

by Hengbiao Zheng, Tao Cheng, Dong Li, Xia Yao, Yongchao Tian, Weixing Cao, Yan Zhu
Published 2018-07-01

Using an Active-Optical Sensor to Develop an Optimal NDVI Dynamic Model for High-Yield Rice Production (Yangtze, China)

by Xiaojun Liu, Richard B. Ferguson, Hengbiao Zheng, Qiang Cao, Yongchao Tian, Weixing Cao, Yan Zhu
Published 2017-03-01

AAVI: A Novel Approach to Estimating Leaf Nitrogen Concentration in Rice From Unmanned Aerial Vehicle Multispectral Imagery at Early and Middle Growth Stages

by Wenhui Wang, Yapeng Wu, Qiaofeng Zhang, Hengbiao Zheng, Xia Yao, Yan Zhu, Weixing Cao, Tao Cheng
Published 2021-01-01

Enhancing the Nitrogen Signals of Rice Canopies across Critical Growth Stages through the Integration of Textural and Spectral Information from Unmanned Aerial Vehicle (UAV) Multis...

by Hengbiao Zheng, Jifeng Ma, Meng Zhou, Dong Li, Xia Yao, Weixing Cao, Yan Zhu, Tao Cheng
Published 2020-03-01

Evaluation of RGB, Color-Infrared and Multispectral Images Acquired from Unmanned Aerial Systems for the Estimation of Nitrogen Accumulation in Rice

by Hengbiao Zheng, Tao Cheng, Dong Li, Xiang Zhou, Xia Yao, Yongchao Tian, Weixing Cao, Yan Zhu
Published 2018-05-01

Estimation of Canopy Biomass Components in Paddy Rice from Combined Optical and SAR Data Using Multi-Target Gaussian Regressor Stacking

by Yeshanbele Alebele, Xue Zhang, Wenhui Wang, Gaoxiang Yang, Xia Yao, Hengbiao Zheng, Yan Zhu, Weixing Cao, Tao Cheng
Published 2020-08-01

Estimation of area- and mass-based leaf nitrogen contents of wheat and rice crops from water-removed spectra using continuous wavelet analysis

by Dong Li, Xue Wang, Hengbiao Zheng, Kai Zhou, Xia Yao, Yongchao Tian, Yan Zhu, Weixing Cao, Tao Cheng
Published 2018-08-01

Analysis and Evaluation of the Image Preprocessing Process of a Six-Band Multispectral Camera Mounted on an Unmanned Aerial Vehicle for Winter Wheat Monitoring

by Jiale Jiang, Hengbiao Zheng, Xusheng Ji, Tao Cheng, Yongchao Tian, Yan Zhu, Weixing Cao, Reza Ehsani, Xia Yao
Published 2019-02-01

Assessing the Impact of Spatial Resolution on the Estimation of Leaf Nitrogen Concentration Over the Full Season of Paddy Rice Using Near-Surface Imaging Spectroscopy Data

by Kai Zhou, Kai Zhou, Tao Cheng, Yan Zhu, Weixing Cao, Susan L. Ustin, Hengbiao Zheng, Xia Yao, Yongchao Tian
Published 2018-07-01

A Comparative Assessment of Different Modeling Algorithms for Estimating Leaf Nitrogen Content in Winter Wheat Using Multispectral Images from an Unmanned Aerial Vehicle

by Hengbiao Zheng, Wei Li, Jiale Jiang, Yong Liu, Tao Cheng, Yongchao Tian, Yan Zhu, Weixing Cao, Yu Zhang, Xia Yao
Published 2018-12-01

Combining Remote Sensing and Meteorological Data for Improved Rice Plant Potassium Content Estimation

by Jingshan Lu, Jan U. H. Eitel, Jyoti S. Jennewein, Jie Zhu, Hengbiao Zheng, Xia Yao, Tao Cheng, Yan Zhu, Weixing Cao, Yongchao Tian
Published 2021-09-01

Combining Color Indices and Textures of UAV-Based Digital Imagery for Rice LAI Estimation

by Songyang Li, Fei Yuan, Syed Tahir Ata-UI-Karim, Hengbiao Zheng, Tao Cheng, Xiaojun Liu, Yongchao Tian, Yan Zhu, Weixing Cao, Qiang Cao
Published 2019-07-01