Results 61 to 70 of about 29,691,644 (110)

An Improved Frequency Domain Guided Thermal Imager Strips Removal Algorithm Based on LRSID. [PDF]

Sensors (Basel), 2022
Li J, Zhong L, Hu Z, Chen F.
europepmc   +1 more source

Compositing high-resolution SDGSAT-1 nighttime light data by ranking of structural image features

To unlock the potential of high-resolution nighttime light (NTL) data, robust compositing methods are required. We present an automatic and scalable method for high-resolution NTL data compositing, demonstrated using SDGSAT-1.
LU Linlin, POLITIS Panagiotis, MELCHIORRI Michele, LIANG Dong, HUADONG Guo, PESARESI Martino, UHL Johannes H., MARI RIVERO Ines, KRASNODEBSKA Katarzyna   +8 more
core   +1 more source

Urban nighttime aerosol optical depth retrieval methods from SDGSAT-1 glimmer data

International Journal of Digital Earth
Aerosol Optical Depth (AOD) is vital for assessing air quality and climate. Nighttime lights (NTL) provide a new data source for urban AOD inversion, but current NTL data suffer from low spatial resolution, limiting detailed AOD studies in smaller urban ...
Yichen Jiang, Yunwei Tang, Linhai Jing, Charles Galdies, Hui Li, Lin Yan, Haifeng Ding, Qiyuan Xie, Changyong Dou   +8 more
doaj   +1 more source

CG-CFPANet: a multi-task network for built-up area extraction from SDGSAT-1 and Sentinel-2 remote sensing images

International Journal of Digital Earth
Accurate extraction of built-up areas is helpful to urban development and map updating. Nighttime light (NTL) data can capture the lighting signal of ground objects.
Lei Wang, Cheng Ye, Fang Chen, Ning Wang, Congrong Li, Haiying Zhang, Yu Wang, Bo Yu   +7 more
doaj   +1 more source

First Assessment of SDGSAT-1 TIS Thermal Infrared Bands Calibration Using Landsat 9 TIRS-2

SDGSAT-1, the inaugural Earth science satellite commissioned by the Chinese Academy of Sciences, successfully lifted off from China's Taiyuan Satellite Launch Center on 5 November 2021. Cross calibration has emerged as an indispensable methodology,
Min Zhu, Jianing Yu, Fansheng Chen, Zhuoyue Hu, Qiyao Wang   +4 more
core   +1 more source

DynIceData: a gridded ice–water classification dataset at short-time intervals based on observations from multiple satellites over the marginal ice zone

Big Earth Data
High-resolution observations of short-term changes in sea ice are critical to understanding ice dynamics and also provide important information used in advice to shipping, especially in the Arctic.
Lin Huang, Yubao Qiu, Yang Li, Shuwen Yu, Wanyang Zhong, Changyong Dou   +5 more
doaj   +1 more source

Rapidly assessing spectral sensitivity of human circadian response to artificial light at night via remote sensing imagery

Journal of Urban Management
Spectral management offers precise control to light pollution without compromising human perceived brightness. However, large-scale implementation remains challenging due to lacking spectral details in panchromatic satellites (e.g.
Yue Qiu, Zi Peng, Qingyao Yu, Jiaqi Li, Yingnan Xu, Zheng Chen   +5 more
doaj   +1 more source

A future for digital public goods for monitoring SDG indicators. [PDF]

Sci Data, 2023
Liang D, Guo H, Nativi S, Kulmala M, Shirazi Z, Chen F, Kalonji G, Yan D, Li J, Duerler R, Luo L, Han Q, Deng S, Wang Y, Kong L, Jelinek T.   +15 more
europepmc   +1 more source

A two-stage deep learning architecture for detection global coastal and offshore submesoscale ocean eddy using SDGSAT-1 multispectral imagery

Science of Remote Sensing
Submesoscale ocean eddies are essential oceanic phenomenon that control and influence the ocean energy cascade. Most existing eddy detection methods rely on low-resolution satellite altimeter data, which fail to capture submesoscale ocean features and ...
Linghui Xia, Baoxiang Huang, Ruijiao Li, Ge Chen   +3 more
doaj   +1 more source

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   +1 more source