Author Page for Hongyan Zhang

Kdgraph: A Novel Keypoint Detection Method for Road Graph Extraction from Remote Sensing Images

Number of pages: 23 Posted: 05 Jan 2024

Ruoyao Xue, Wei He, Fangxiao Lu and Hongyan Zhang

affiliation not provided to SSRN, Wuhan University, affiliation not provided to SSRN and China University of Geosciences Wuhan

Downloads 127 (572,948)

Abstract:

2.

Automatic Generation of Weekly Large-Scale Drought Monitor Maps Using Deep Learning and Multiple Open-Access Datasets

Downloads 117 (621,896)

2

Automatic Generation of Weekly Large-Scale Drought Monitor Maps Using Deep Learning and Multiple Open-Access Datasets

Number of pages: 47 Posted: 12 Feb 2025

Guoying Yin, Ni Ren, Xing Mao, Jingjing Wang, Wei He and Hongyan Zhang

Jiangsu Academy of Agricultural Sciences, Jiangsu Academy of Agricultural Sciences, Jiangsu Academy of Agricultural Sciences, Jiangsu Academy of Agricultural Sciences, Wuhan University and China University of Geosciences Wuhan

Downloads 84 (798,777)

Abstract:

Automatic Generation of Weekly Large-Scale Drought Monitor Maps Using Deep Learning and Multiple Open-Access Datasets

Number of pages: 47 Posted: 04 Nov 2024

Guoying Yin, Ni Ren, Xing Mao, Jingjing Wang, Wei He and Hongyan Zhang

Jiangsu Academy of Agricultural Sciences, Jiangsu Academy of Agricultural Sciences, Jiangsu Academy of Agricultural Sciences, Jiangsu Academy of Agricultural Sciences, Wuhan University and China University of Geosciences Wuhan

Downloads 33 (1,326,242)

Abstract:

3.

25-year quarterly land change mapping in China's Loess Plateau reveals long-term and substantial soil erosion mitigation

Number of pages: 34 Posted: 14 Dec 2025

Cheng Mofan, Zhuohong Li, Linxin Li, Wei He, Liangpei Zhang and Hongyan Zhang

Wuhan University, Duke University, Wuhan University, Wuhan University, Henan Academy of Sciences and China University of Geosciences Wuhan

Downloads 111 (640,165)

Abstract:

4.

Automatic generation of weekly large-scale Drought Monitor maps using deep learning and multiple open-access datasets

Downloads 95 (753,595)

3

Automatic generation of weekly large-scale Drought Monitor maps using deep learning and multiple open-access datasets

Number of pages: 56 Posted: 24 Dec 2025

Guoying Yin, Ni Ren, Xing Mao, Jingjing Wang, Wei He and Hongyan Zhang

Jiangsu Academy of Agricultural Sciences, Jiangsu Academy of Agricultural Sciences, Jiangsu Academy of Agricultural Sciences, Jiangsu Academy of Agricultural Sciences, Wuhan University and China University of Geosciences Wuhan

Downloads 38 (1,281,607)

Abstract:

Automatic generation of weekly large-scale Drought Monitor maps using deep learning and multiple open-access datasets

Number of pages: 56 Posted: 24 Dec 2025

Guoying Yin, Ni Ren, Xing Mao, Jingjing Wang, Wei He and Hongyan Zhang

Jiangsu Academy of Agricultural Sciences, Jiangsu Academy of Agricultural Sciences, Jiangsu Academy of Agricultural Sciences, Jiangsu Academy of Agricultural Sciences, Wuhan University and China University of Geosciences Wuhan

Downloads 35 (1,311,254)

Abstract:

Automatic generation of weekly large-scale Drought Monitor maps using deep learning and multiple open-access datasets

Number of pages: 56 Posted: 23 Dec 2025

Guoying Yin, Ni Ren, Xing Mao, Jingjing Wang, Wei He and Hongyan Zhang

Jiangsu Academy of Agricultural Sciences, Jiangsu Academy of Agricultural Sciences, Jiangsu Academy of Agricultural Sciences, Jiangsu Academy of Agricultural Sciences, Wuhan University and China University of Geosciences Wuhan

Downloads 22 (1,500,232)

Abstract:

5.

From National to Global: Mapping Global Center-Pivot Irrigated Cropland with Knowledge Guided Data Augmentation

Downloads 84 (803,225)

2

From National to Global: Mapping Global Center-Pivot Irrigated Cropland with Knowledge Guided Data Augmentation

Number of pages: 54 Posted: 15 Jul 2025

Xiangyu Liu, Wei He, Yu Xia, Jie Wang and Hongyan Zhang

Peng Cheng Laboratory, Wuhan University, Wuhan University, Peng Cheng Laboratory and China University of Geosciences Wuhan

Downloads 44 (1,183,247)

Abstract:

From National to Global: Mapping Global Center-Pivot Irrigated Cropland with Knowledge-Guided Data Augmentation

Number of pages: 54 Posted: 19 Jul 2025

Xiangyu Liu, Wei He, Yu Xia, Jie Wang and Hongyan Zhang

Peng Cheng Laboratory, Wuhan University, Wuhan University, Peng Cheng Laboratory and China University of Geosciences Wuhan

Downloads 40 (1,238,337)

Abstract:

6.

From national to global: Mapping global center-pivot irrigated cropland with knowledge-guided data augmentation

Downloads 23 (1,459,862)

2

From national to global: Mapping global center-pivot irrigated cropland with knowledge-guided data augmentation

Number of pages: 76 Posted: 04 Feb 2026

Xiangyu Liu, Wei He, Yu Xia, Jie Wang and Hongyan Zhang

Peng Cheng Laboratory, Wuhan University, Wuhan University, Peng Cheng Laboratory and China University of Geosciences Wuhan

Downloads 15 (1,579,999)

Abstract:

From national to global: Mapping global center-pivot irrigated cropland with knowledge-guided data augmentation

Number of pages: 146 Posted: 10 Feb 2026

Xiangyu Liu, Wei He, Yu Xia, Jie Wang and Hongyan Zhang

Peng Cheng Laboratory, Wuhan University, Wuhan University, Peng Cheng Laboratory and China University of Geosciences Wuhan

Downloads 8 (1,635,165)

Hongyan Zhang

China University of Geosciences Wuhan

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557

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Scholarly Papers (6)

Kdgraph: A Novel Keypoint Detection Method for Road Graph Extraction from Remote Sensing Images

Abstract:

Automatic Generation of Weekly Large-Scale Drought Monitor Maps Using Deep Learning and Multiple Open-Access Datasets

Automatic Generation of Weekly Large-Scale Drought Monitor Maps Using Deep Learning and Multiple Open-Access Datasets

Abstract:

Automatic Generation of Weekly Large-Scale Drought Monitor Maps Using Deep Learning and Multiple Open-Access Datasets

Abstract:

25-year quarterly land change mapping in China's Loess Plateau reveals long-term and substantial soil erosion mitigation

Abstract:

Automatic generation of weekly large-scale Drought Monitor maps using deep learning and multiple open-access datasets

Automatic generation of weekly large-scale Drought Monitor maps using deep learning and multiple open-access datasets

Abstract:

Automatic generation of weekly large-scale Drought Monitor maps using deep learning and multiple open-access datasets

Abstract:

Automatic generation of weekly large-scale Drought Monitor maps using deep learning and multiple open-access datasets

Abstract:

From National to Global: Mapping Global Center-Pivot Irrigated Cropland with Knowledge Guided Data Augmentation

From National to Global: Mapping Global Center-Pivot Irrigated Cropland with Knowledge Guided Data Augmentation

Abstract:

From National to Global: Mapping Global Center-Pivot Irrigated Cropland with Knowledge-Guided Data Augmentation

Abstract:

From national to global: Mapping global center-pivot irrigated cropland with knowledge-guided data augmentation

From national to global: Mapping global center-pivot irrigated cropland with knowledge-guided data augmentation

Abstract:

From national to global: Mapping global center-pivot irrigated cropland with knowledge-guided data augmentation

Abstract: