Results 91 to 100 of about 40,312,078 (138)

The Glacier Inventory Dataset of the Qilian Mountains for the Period 2018–2019

Scientific Data
The Qilian Mountains are located in the arid region of northwestern China and represent a vital ecological functional zone in this area. Glaciers in the Qilian Mountains, as the primary source of freshwater, play a crucial role in regulating the regional
Xiang Qin, Renjun Wang, Yushuo Liu, Jinlong Zhang, Xia Li   +4 more
doaj   +1 more source

An Improved Jitter Detection Method Based on Parallax Observation of Multispectral Sensors for Gaofen-1 02/03/04 Satellites

, 2018
Gaofen-1 02/03/04 satellites, the first civilian high resolution optical operational constellation in China, have Earth observation capabilities with panchromatic/multispectral imaging at 2/8 m resolution.
Ying Zhu, Yufeng Cheng, Luxiao He, Lin Xue, Mi Wang   +4 more
core   +1 more source

Sliding Spotlight Mode Imaging with GF-3 Spaceborne SAR Sensor

, 2017
Synthetic aperture radar (SAR) sliding spotlight work mode can achieve high resolutions and wide swath (HRWS) simultaneously by steering the radar antenna beam.
Tao Zeng, Feng Xiao, Qingjun Zhang, Zegang Ding, Meng Ke   +4 more
core   +1 more source

GAN-Based PAN-to-RGB Image Translation for True-Color 3-D Texture Generation Using GaoFen-7 Stereo Imagery

IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
Three-dimensional (3-D) model reconstruction technology based on satellite stereo views has been widely applied in fields, such as urban mapping and environmental simulation.
Xiaowei He, Yingzi Xiong, Xiao Ling, Qinghong Sheng, Bo Wang, Xiao Xu, Zhaocong Wu   +6 more
doaj   +1 more source

Utilizing Gaofen-3 InSAR time series to reveal land subsidence in Beijing (China)

Various applications have been achieved by Gaofen-3 images, while the time series interferometric synthetic aperture radar (TS-InSAR) analysis was rare due to the issues with baseline instability.
Yakun Han (17880577), Chen Liu (75209), Zhong Lu (1917088), Xinzhe Yuan (17880580), Tao Li (86810), Ningling Wen (14215848), Xianlin Shi (14215846), Keren Dai (3643600)   +7 more
core   +1 more source

Decimeter-Level Geolocation Accuracy Updated by a Parametric Tropospheric Model with GF-3

, 2018
GaoFen-3 (GF-3) is a multi-polarization C-band synthetic aperture radar (SAR) satellite in China with a resolution of up to 1 m. Up to now, the geolocation accuracy of GF-3 could be improved to 3 m. According to the current study, there still exist meter-
Wentao Wang, Xiaolan Qiu, Jiayin Liu
core   +1 more source

A Promising Method of Typhoon Wave Retrieval from Gaofen-3 Synthetic Aperture Radar Image in VV-Polarization

, 2018
The motivation of this work is to explore the possibility of typhoon wave retrieval (the main parameter is significant wave height (SWH)) for C-band Gaofen (GF-3) synthetic aperture radar (SAR) with a wide swath coverage (>400 km). We aim to establish
Qiyan Ji, Jian Sun, Weizeng Shao, Yexin Sheng, Wei Zhou, Xinzhe Yuan, Juncheng Zuo   +6 more
core   +1 more source

Guided Image Filtering-Based Pan-Sharpening Method: A Case Study of GaoFen-2 Imagery

, 2017
GaoFen-2 (GF-2) is a civilian optical satellite self-developed by China equipped with both multispectral and panchromatic sensors, and is the first satellite in China with a resolution below 1 m.
Yalan Zheng, Zheng, Yalan, Qinling Dai, Dai, Qinling, Wang, Leiguang, Zhigang Tu, Leiguang Wang, Tu, Zhigang   +7 more
core   +1 more source

Estimating Gully Erosion Induced by Heavy Rainfall Events Using Stereoscopic Imagery and UAV LiDAR

Remote Sensing
Gully erosion, driven by the interplay of natural processes and human activities, results in severe soil degradation and landscape alteration, yet approaches for accurately quantifying erosion triggered by extreme precipitation using multi-source high ...
Lu Wang, Yuan Qi, Wenwei Xie, Rui Yang, Xijun Wang, Shengming Zhou, Yanqing Dong, Xihong Lian   +7 more
doaj   +1 more source

High Resolution Aerosol Optical Depth Retrieval Using Gaofen-1 WFV Camera Data

, 2017
Aerosol Optical Depth (AOD) is crucial for urban air quality assessment. However, the frequently used moderate-resolution imaging spectroradiometer (MODIS) AOD product at 10 km resolution is too coarse to be applied in a regional-scale study.
Tianhao Zhang, Kun Sun, Zhongmin Zhu, Xiaoling Chen   +3 more
core   +1 more source