Results 31 to 40 of about 9,620,152 (184)

Empirical Algorithm for Significant Wave Height Retrieval from Wave Mode Data Provided by the Chinese Satellite Gaofen-3

open access: yesRemote Sensing, 2018
Gaofen-3 (GF-3), the first Chinese civil C-band synthetic aperture radar (SAR), was successfully launched by the China Academy of Space Technology on 10 August 2016.
He Wang   +6 more
doaj   +1 more source

TCUNet: A Lightweight Dual-Branch Parallel Network for Sea–Land Segmentation in Remote Sensing Images

open access: yesRemote Sensing, 2023
Remote sensing techniques for shoreline extraction are crucial for monitoring changes in erosion rates, surface hydrology, and ecosystem structure. In recent years, Convolutional neural networks (CNNs) have developed as a cutting-edge deep learning ...
Xuan Xiong   +4 more
doaj   +1 more source

Satellite‐Based Assessment of Methane Emissions From the Darvaza Gas Crater

open access: yesGeophysical Research Letters, Volume 53, Issue 12, 28 June 2026.
Abstract Methane is a potent greenhouse gas, and the Darvaza crater in Turkmenistan is a rare, persistent emitter. There are uncertainties regarding its formation date (either 1963 or 1971), fire ignition, and the fire's influence on methane release. Using historical Landsat imagery, we reconstruct the fire history, identifying that combustion began ...
Adriana Valverde   +5 more
wiley   +1 more source

Biweekly Report, November 6, 1953 [PDF]

open access: yes, 1953
Bi-weekly progress report of Division 6 research ...
Division 6 Research Staff
core  

Secret supplement to Division 6 Biweekly Report, November 20, 1953 [PDF]

open access: yes, 1953
Memorandum detailing meetings held between Division 6 staff and Westinghouse, Boeing, the Air Force, and Project ADES. Also includes information regarding the program which simulated target interception by F-99 and the investigation of a new dive ...
Group 61 Research Staff   +1 more
core  

A Deep Learning Enhanced Atmospheric Correction Algorithm for Chinese GF-1 and GF-6 WFV Images

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
A critical challenge in obtaining atmospheric corrected surface reflectance (SR), which serves as the foundation for diverse applications, lies in the accurate retrieval of aerosol optical properties, particularly Aerosol optical depth (AOD). Due to lack
Tianyu Tuo   +3 more
doaj   +1 more source

Concurrent Variations in Air–Sea Heat Fluxes and Sea Ice Extensions Under Cold‐Air Outbreaks: The First Joint Buoy–Cruise Observational Results in the Bohai Sea

open access: yesGeophysical Research Letters, Volume 53, Issue 7, 16 April 2026.
Abstract The air–sea interface near seasonal ice edges notably regulates the regional climate but remains poorly understood. We present the first coordinated buoy–cruise measurements in the Bohai Sea—the world's lowest‐latitude seasonal ice zone—during the winter of 2024–2025.
Yulin Lu   +9 more
wiley   +1 more source

Correction of Non‐Geophysical Errors in SAR Doppler Shift for Ocean Surface Current Retrieval

open access: yesEarth and Space Science, Volume 13, Issue 4, April 2026.
Abstract Synthetic aperture radar (SAR) data contains Doppler information on ocean surface movement, and the Doppler centroid anomaly (DCA) can be used to quantitatively retrieve ocean surface currents in the line‐of‐sight of radar. However, non‐geophysical errors (NGE) in Doppler information significantly affect retrieval accuracy. Generally, existing
Wenjia Zhao   +5 more
wiley   +1 more source

Division 6 Biweekly Report, July 31, 1953 [PDF]

open access: yes, 1953
Bi-weekly progress report of Division 6 research ...
Division 6 Research Staff
core  

Fusion of GF and MODIS Data for Regional-Scale Grassland Community Classification with EVI2 Time-Series and Phenological Features

open access: yesRemote Sensing, 2021
Satellite-borne multispectral data are suitable for regional-scale grassland community classification owing to comprehensive coverage. However, the spectral similarity of different communities makes it challenging to distinguish them based on a single ...
Zhenjiang Wu   +9 more
doaj   +1 more source

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