Results 11 to 20 of about 439,158 (345)

Sea Surface Wind Direction Retrieval Based on Convolution Neural Network and Wavelet Analysis

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2022
Sea surface wind streak is one of many geophysical phenomena in synthetic aperture radar (SAR) images, which is often used to obtain sea surface wind direction.
Chaogang Guo   +4 more
doaj   +4 more sources

Long-Term Trends of Sea Surface Wind in the Northern South China Sea under the Background of Climate Change

open access: yesJournal of Marine Science and Engineering, 2021
The long-term trends of sea surface wind are of great importance to our understanding of the effects of climate change on the marine environment. In the northern South China Sea (SCS), the long-term changes in coastal sea surface wind are not well ...
Bo Hong, Jie Zhang
doaj   +4 more sources

Sea Surface Wind Retrievals from SIR-C/X-SAR Data: A Revisit

open access: yesRemote Sensing, 2015
The Geophysical Model Function (GMF) XMOD1 provides a linear algorithm for sea surface wind field retrievals for the Spaceborne Imaging Radar-C/X-band Synthetic Aperture Radar (SIR-C/X-SAR).
Yongzheng Ren   +2 more
doaj   +4 more sources

Algorithm for Sea Surface Wind Retrieval From TerraSAR-X and TanDEM-X Data

open access: yesIEEE Transactions on Geoscience and Remote Sensing, 2014
A Geophysical Model Function (GMF), denoted XMOD2, is developed to retrieve sea surface wind field from Xband TerraSAR-X/TanDEM-X (TS-X/TD-X) data. In contrast to the previously developed XMOD1, XMOD2 consists of a nonlinear GMF, and thus, it depicts ...
Xiao-Ming Li, Susanne Lehner
exaly   +3 more sources

Doppler Navigation System with a Non-Stabilized Antenna as a Sea-Surface Wind Sensor. [PDF]

open access: yesSensors (Basel), 2017
We propose a concept of the utilization of an aircraft Doppler Navigation System (DNS) as a sea-surface wind sensor complementary to its normal functionality.
Nekrasov A   +3 more
europepmc   +2 more sources

SAR Based Sea Surface Complex Wind Fields Estimation: An Analysis over the Northern Adriatic Sea

open access: yesRemote Sensing, 2023
Nowadays, sea surface analysis and monitoring increasingly use remote sensing, with particular interest in Synthetic Aperture Radar (SAR). Several SAR techniques exist in literature to understand the marine phenomena affecting the sea surface.
Virginia Zamparelli   +3 more
doaj   +3 more sources

A New Cyclic Iterative Correction Algorithm for Retrieving Sea Surface Wind Speed Based on a Multilayer-Medium Model

open access: yesIEEE Access, 2022
At high sea conditions, e.g., typhoons and hurricanes, the sea surface waves break and produce foams, spray droplets, and bubbles, which are collectively known as whitecaps.
Jiasheng Tian, Jian Shi
doaj   +3 more sources

Assessment of sea surface wind field pattern over the Caspian Sea using EOF analysis

open access: yesRegional Studies in Marine Science, 2020
In this study, sea surface wind speed was investigated over the Caspian Sea. To do this, the accuracy of sea surface wind speed was evaluated using the Advanced Scatterometer (ASCAT) data, ERA-Interim and ERA5 reanalysis data based on the offshore ...
H. Farjami, A. R. E. Hesari
exaly   +2 more sources

An Improved Local Gradient Method for Sea Surface Wind Direction Retrieval from SAR Imagery

open access: yesRemote Sensing, 2017
Sea surface wind affects the fluxes of energy, mass and momentum between the atmosphere and ocean, and therefore regional and global weather and climate.
Lizhang Zhou   +7 more
doaj   +2 more sources

Sea Surface Wind Speed Retrieval from the First Chinese GNSS-R Mission: Technique and Preliminary Results

open access: yesRemote Sensing, 2019
Launched on 5 June 2019, the BuFeng-1 A/B twin satellites were part of the first Chinese global navigation satellite system reflectometry (GNSS-R) satellite mission.
Cheng Jing, Chongdi Duan
exaly   +2 more sources

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