Results 11 to 20 of about 13,414,772 (267)
The GF-3 SAR Data Processor [PDF]
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 +6 more
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Bankline detection of GF-3 SAR images based on shearlet [PDF]
PeerJ Computer Science, 2021 The GF-3 satellite is China’s first self-developed active imaging C-band multi-polarization synthetic aperture radar (SAR) satellite with complete intellectual property rights, which is widely used in various fields.
Zengguo Sun +4 more
doaj +7 more sources
A Quality Assessment Method Based on Common Distributed Targets for GF-3 Polarimetric SAR Data [PDF]
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 +3 more
doaj +3 more sources
Water Detection in Urban Areas from GF-3 [PDF]
Sensors, 2018 The rapid and accurate detection of urban water is critical for urban management, river detection, and flood disaster assessment. This study is devoted to detecting water by GaoFen-3 (GF-3) Synthetic Aperture Radar (SAR) images with high spatial ...
Xiaoyan Liu +5 more
doaj +5 more sources
Block Adjustment without GCPs for Chinese Spaceborne SAR GF-3 Imagery [PDF]
Sensors, 2018 The Gaofen-3 (GF-3) satellite is the first C-band multi-polarization synthetic aperture radar (SAR) with the ability of high-accuracy mapping in China. However, the Ground Control Points (GCPs) are essential to ensure the accuracy of mapping for GF-3 SAR
Guo Zhang +9 more
doaj +3 more sources
Geometric Calibration and Accuracy Verification of the GF-3 Satellite. [PDF]
Sensors (Basel), 2017 The GF-3 satellite is the first multi-polarization synthetic aperture radar (SAR) imaging satellite in China, which operates in the C band with a resolution of 1 m. Although the SAR satellite system was geometrically calibrated during the in-orbit commissioning phase, there are still some system errors that affect its geometric positioning accuracy. In
Zhao R, Zhang G, Deng M, Xu K, Guo F.
europepmc +6 more sources
Error Source Analysis and Correction of GF-3 Polarimetric Data [PDF]
Remote Sensing, 2018 The GaoFen-3 (GF-3) satellite is the first polarimetric synthetic aperture radar (PolSAR) satellite in China. With a designed in-orbit life of 8 years, it will provide large amounts of PolSAR data for ocean monitoring, disaster reduction, and many other ...
Sha Jiang +4 more
doaj +3 more sources
A Three-Hierarchy Evaluation of Polarimetric Performance of GF-3, Compared with ALOS-2/PALSAR-2 and RADARSAT-2 [PDF]
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 +3 more
doaj +2 more sources
The SAR Payload Design and Performance for the GF-3 Mission. [PDF]
Sensors (Basel), 2017 This paper describes the C-band multi-polarization Synthetic Aperture Radar (SAR) sensor for the Gaofen-3 (GF-3) mission. Based on the requirement analysis, the design of working modes and SAR payload are given. An accurate antenna model is introduced for the pattern optimization and SAR performance calculation.
Sun J, Yu W, Deng Y.
europepmc +5 more sources
Polarimetric Calibration and Quality Assessment of the GF-3 Satellite Images. [PDF]
Sensors (Basel), 2018 The GaoFen-3 (GF-3) satellite is the first fully polarimetric synthetic aperture radar (SAR) satellite designed for civil use in China. The satellite operates in the C-band and has 12 imaging modes for various applications. Three fully polarimetric SAR (PolSAR) imaging modes are provided with a resolution of up to 8 m. Although polarimetric calibration
Chang Y +5 more
europepmc +5 more sources