Results 31 to 40 of about 107,511,563 (138)

Classification of Karst Rocky Desertification Levels in Jinsha County Using a Feature Space Method Based on SDGSAT-1 Multispectral Data

Remote Sensing
Karst rocky desertification (KRD) is a significant issue that affects the ecological and economic sustainability of southwest China. Obtaining the accurate distribution of different levels of KRD can provide decision-making support for the effective ...
Qi Chen, Han Fu, Xiaoming Li, Xiaochuan Qin, Lin Yan   +4 more
doaj   +2 more sources

Algorithm parameters for retrieving land surface temperature from the SDGSAT-1 thermal infrared spectrometer

International Journal of Applied Earth Observations and Geoinformation
Land surface temperature (LST) serves as a crucial indicator of the thermal state and environmental changes on the Earth’s surface, and it can be retrieved effectively from satellite thermal infrared sensors.
Qingcheng Pan, Zonghan Ma, Hantian Wu, Nana Yan, Weiwei Zhu, Yixuan Wang, Bingfang Wu   +6 more
doaj   +2 more sources

High-resolution urban heat island analysis using SDGSAT-1 thermal infrared and glimmer data: the case of mainland Shanghai

International Journal of Digital Earth
The Urban Heat Island (UHI) effect is critical for decreasing urban thermal pressure and promoting sustainable development. Nighttime light intensity (NTL), an indicator of human activity and urbanization, plays an important role in influencing UHIs ...
Qiyao Wang, Ji Bian, Zhuoyue Hu, Tao Hu, Fansheng Chen   +4 more
doaj   +2 more sources

Investigating the landslide susceptibility assessment methods for multi-scale slope units based on SDGSAT-1 and Graph Neural Networks [PDF]

International Journal of Digital Earth
Accurate assessment of landslide susceptibility is vital for risk prevention, yet existing methods often overlook remote but interconnected geographical features, leading to unreliable maps.
Xiangqi Lei, Hanhu Liu, Zhe Chen, Shaoda Li, Hang Chen, Shuai Zeng, Xiao Wang, Wenqian Bai, Wei Li, Lorenzo Picco   +9 more
doaj   +2 more sources

The Potential of Using SDGSAT-1 TIS Data to Identify Industrial Heat Sources in the Beijing–Tianjin–Hebei Region

Remote Sensing
It is crucial to detect and classify industrial heat sources for sustainable industrial development. Sustainable Development Science Satellite 1 (SDGSAT-1) thermal infrared spectrometer (TIS) data were first introduced for detecting industrial heat ...
Yanmei Xie, Caihong Ma, Yindi Zhao, Dongmei Yan, Bo Cheng, Xiaolin Hou, Hongyu Chen, Bihong Fu, Guangtong Wan   +8 more
doaj   +2 more sources

Identification of illumination source types using nighttime light images from SDGSAT-1

International Journal of Digital Earth, 2023
The constant need for decarbonization has led to the replacement of artificial light at night (ALAN) with light-emitting diodes (LEDs), inducing blue light pollution and its consequent adverse effects.
Ziqi Yin, Fu Chen, Changyong Dou, Mingquan Wu, Zheng Niu, Li Wang, Shiguang Xu   +6 more
doaj   +2 more sources

Enhancing SDGSAT-1 night light images using a panchromatic guidance denoising algorithm

International Journal of Applied Earth Observations and Geoinformation
The Glimmer Imager on board the Sustainable Development Science Satellite 1 (SDGSAT-1) is capable of providing high-resolution nighttime light images. However, the presence of stripe noise and dark current noise in L4A images affects the authenticity of ...
Ning Wang, Yonghong Hu, Xiao-Ming Li, Yiling Lan, Chuanli Kang, Lin Yan, Changyong Dou, Chen Miao   +7 more
doaj   +3 more sources

Alignment of the SDGSAT-1 mission with FAIR principles for monitoring SDG indicators

SDGSAT-1 is the first satellite specifically designed to support the 2030 Agenda, but its value depends not only on sensor performance but also on the FAIRness of its data ecosystem in scientific and policy workflows. Although existing mission papers describe the platform, payloads and early applications, they do not systematically assess how SDGSAT-1 ...
Charles Galdies, Mingrui HUANG, Huadong Guo   +2 more
openaire   +2 more sources

Land surface temperature retrieval from SDGSAT-1: assessment of different retrieval algorithms with different atmospheric reanalysis data

International Journal of Digital Earth
Land surface temperature (LST) is an important parameter, with significant implications for climate change, urban heat island effects, and agricultural drought monitoring.
Meng Zhou, Huadong Guo, Xiaoying Ouyang, Dinoo Gunasekera, Zhongchang Sun   +4 more
doaj   +2 more sources

Three-Year On-Orbit Radiometric Performance of the SDGSAT-1 Multispectral Imager (MSI)

IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
In this article, we present a comprehensive evaluation of the on-orbit radiometric performance of the multispectral imager (MSI) onboard the sustainable development goals science satellite 1 (SDGSAT-1). Launched on November 5, 2021, SDGSAT-1 is the first
Lin Yan, Enchuan Qiao, Changyong Dou, Hao Zhang, Zhenzhen Cui, Yonghong Hu, Xiao-Ming Li, Jinlong Ai   +7 more
doaj   +2 more sources