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Evaluation of wave retrieval for Chinese Gaofen-3 synthetic aperture radar [PDF]

Geo-spatial Information Science, 2022
The goal of this study was to investigate the performance of a spectral-transformation wave retrieval algorithm and confirm the accuracy of wave retrieval from C-band Chinese Gaofen-3 (GF-3) Synthetic Aperture Radar (SAR) images.
Weizeng Shao, Xingwei Jiang, Zhanfeng Sun, Yuyi Hu, Armando Marino, Youguang Zhang   +5 more
doaj   +2 more sources

Object-Level Semantic Segmentation on the High-Resolution Gaofen-3 FUSAR-Map Dataset

IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2021
Land cover classification with SAR images mainly focuses on the utilization of fully polarimetric SAR (PolSAR) images. The conventional task of PolSAR classification is single-pixel-based region-level classification using polarimetric target ...
Xianzheng Shi, Shilei Fu, Jin Chen, Feng Wang, Feng Xu   +4 more
doaj   +1 more source

A new multi-source remote sensing image sample dataset with high resolution for flood area extraction: GF-FloodNet

International Journal of Digital Earth, 2023
Deep learning algorithms show good prospects for remote sensing flood monitoring. They mostly rely on huge amounts of labeled data. However, there is a lack of available labeled data in actual needs.
Yuwei Zhang, Peng Liu, Lajiao Chen, Mengzhen Xu, Xingyan Guo, Lingjun Zhao   +5 more
doaj   +1 more source

China's Gaofen-3 Satellite System and Its Application and Prospect

IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2021
The Gaofen-3 (GF-3) satellite is China's first civilian quad-polarized C-band imaging microwave satellite that can provide high-resolution marine and land observations. Also, it is China's first low Earth orbit remote sensing satellite with
Liangbo Zhao, Qingjun Zhang, Yan Li, Yalin Qi, Xinzhe Yuan, Jie Liu, Hangliang Li   +6 more
doaj   +1 more source

Evaluation of Gaofen-3 C-Band SAR for Soil Moisture Retrieval Using Different Polarimetric Decomposition Models

IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2021
Soil moisture is a key parameter affecting crop growth. Gaofen-3 satellite is the first C-band synthetic aperture radar produced by China, which provides full-polarization data sources for soil moisture estimation. This article evaluated the potential of
Linlin Zhang, Qingyan Meng, Jiangyuan Zeng, Xiangqin Wei, Hongtao Shi   +4 more
doaj   +1 more source

Development of China’s spaceborne SAR satellite, processing strategy, and application: take Gaofen-3 series as an example

Geo-spatial Information Science, 2022
After mastering the key technologies of manufacturing spaceborne Synthetic Aperture Radar (SAR), China’s SAR satellites have been successfully launched into space.
Guo Zhang, Shunyao Wang, Zhenwei Chen, Yuzhi Zheng, Ruishan Zhao, Taoyang Wang, Yu Zhu, Xinzhe Yuan, Wei Wu, Weitao Chen   +9 more
doaj   +1 more source

The GF-3 SAR Data Processor

Sensors, 2018
The Gaofen-3 (GF-3) data processor was developed as a workstation-based GF-3 synthetic aperture radar (SAR) data processing system. The processor consists of two vital subsystems of the GF-3 ground segment, which are referred to as data ingesting ...
Bing Han, Chibiao Ding, Lihua Zhong, Jiayin Liu, Xiaolan Qiu, Yuxin Hu, Bin Lei   +6 more
doaj   +1 more source

High-Resolution Mapping of Mangrove Species Height in Fujian Zhangjiangkou National Mangrove Nature Reserve Combined GF-2, GF-3, and UAV-LiDAR

Remote Sensing, 2023
Mangroves as an important blue carbon ecosystem have a unique ability to sequester and store large amounts of carbon. The height of mangrove forest is considered to be a critical factor in evaluating carbon sink capacity.
Ran Chen, Rong Zhang, Chuanpeng Zhao, Zongming Wang, Mingming Jia   +4 more
doaj   +1 more source

A Quality Assessment Method Based on Common Distributed Targets for GF-3 Polarimetric SAR Data

Sensors, 2018
The GaoFen-3 (GF-3) satellite, launched on 10 August 2016, is the first C-band polarimetric synthetic aperture radar (PolSAR) satellite in China. The PolSAR system of GF-3 can collect a significant wealth of information for geophysical research and ...
Sha Jiang, Xiaolan Qiu, Bing Han, Wenlong Hu   +3 more
doaj   +1 more source

A Three-Hierarchy Evaluation of Polarimetric Performance of GF-3, Compared with ALOS-2/PALSAR-2 and RADARSAT-2

Sensors, 2019
GaoFen-3 (GF-3) is the first Chinese civilian multi-polarization synthetic aperture radar (SAR) satellite, launched on 10 August of 2016, and put into operation at the end of January 2017.
Zezhong Wang, Jian Jiao, Qiming Zeng, Junyi Liu   +3 more
doaj   +1 more source