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Development of an Image De-Noising Method in Preparation for the Surface Water and Ocean Topography Satellite Mission

Laura Gómez-Navarro, Emmanuel Cosme, Julien Le Sommer, Nicolas Papadakis, Ananda Pascual
2020 Remote Sensing  
In the near future, the Surface Water Ocean Topography (SWOT) mission will provide images of altimetric data at kilometric resolution.  ...  This paper introduces a new technique for de-noising the future SWOT SSH images.  ...  Also, thanks to IGE intern students that collaborated in this study and that helped to test the code: Nora Poel and Audrey Monsimer.  ... 
doi:10.3390/rs12040734 fatcat:hb3tp2mqx5b7ngtg37gegwrcy4

Global Observations of Fine-Scale Ocean Surface Topography With the Surface Water and Ocean Topography (SWOT) Mission

Rosemary Morrow, Lee-Lueng Fu, Fabrice Ardhuin, Mounir Benkiran, Bertrand Chapron, Emmanuel Cosme, Francesco d'Ovidio, J. Thomas Farrar, Sarah T. Gille, Guillaume Lapeyre, Pierre-Yves Le Traon, Ananda Pascual (+6 others)
2019 Frontiers in Marine Science  
ACKNOWLEDGMENTS The authors would like to acknowledge the work performed by the SWOT Science Team in the preparation of this mission. The authors thank D. Chelton and R.  ...  Samelson for careful reading and comments on the manuscript.  ...  Water and Ocean Topography sea level provides an estimate of pressure at the ocean surface which may be extrapolated downward in the water column and provide an estimate of the circulation at depth.  ... 
doi:10.3389/fmars.2019.00232 fatcat:uz545l25rbhw5mmrlwss4p5io4

The Benefits of the Ka-Band as Evidenced from the SARAL/AltiKa Altimetric Mission: Scientific Applications

Jacques Verron, Pascal Bonnefond, Lofti Aouf, Florence Birol, Suchandra Bhowmick, Stéphane Calmant, Taina Conchy, Jean-François Crétaux, Gérald Dibarboure, A. Dubey, Yannice Faugère, Kevin Guerreiro (+12 others)
2018 Remote Sensing  
We show here that this leads to remarkable advances in terms of observation of the mesoscale and coastal ocean, waves, river water levels, ice sheets, icebergs, fine scale bathymetry features as well as  ...  The mission objectives were firstly the observation of the oceanic mesoscales but also global and regional sea level monitoring, including the coastal zone, data assimilation, and operational oceanography  ...  Acknowledgments: The SARAL/AltiKa mission is an achievement of a very fruitful cooperation between ISRO and CNES. The contribution of EUMETSAT to data distribution is also strongly appreciated.  ... 
doi:10.3390/rs10020163 fatcat:ty2shtipqzbzfgvfd7ghg7moum

An Overview of Requirements, Procedures and Current Advances in the Calibration/Validation of Radar Altimeters

Graham D. Quartly, Ge Chen, Francesco Nencioli, Rosemary Morrow, Nicolas Picot
2021 Remote Sensing  
Since then, there have been about 20 further missions, with several advances in the sophistication of hardware and complexity of processing with the aim of increased accuracy and precision.  ...  This editorial provides a brief guide to the approaches and issues for cal/val of the various different derived parameters, including a synopsis of the papers in this special issue.  ...  Acknowledgments: We thank the assistant editor for her guidance through the editorial process, and we are also grateful to those who have stepped in to oversee the review process for papers that were written  ... 
doi:10.3390/rs13010125 fatcat:oxalyomb25frnavurtc7iuduyu

Seafloor mapping from high-density satellite altimetry

Nicolas Baudry, Stephane Calmant
1996 Marine Geophysical Researches  
Data gathered from GEOSAT (Geodetic Mission), SEASAT, ERS-1 and TOPEW POSEIDON satellites were processed to recover the seafloor topography over new seamounts in a test area located in the south central  ...  In this paper, we publish the results of a bathymetry survey based on the processing of satellite altimetry data.  ...  Bnnneau for manuscript preparation.  ... 
doi:10.1007/bf00286074 fatcat:ngxy62nabzb3baqayh7teym7qq

AltiKa: a Ka-band Altimetry Payload and System for Operational Altimetry during the GMES Period

Patrick Vincent, Nathalie Steunou, Eric Caubetq, Laurent Phalippou, Laurent Rey, Eric Thouvenot, Jacques Verron
2006 Sensors  
A short review of some mission objectives to be fulfilled in terms of mesoscale oceanography in the frame of the GEOSS and GMES programs is performed.  ...  The current status of the payload development and flight perspectives are given.  ...  Last, the authors would like to thank David Hancock and an anonymous reviewer for their fruitful comments which helped improving the paper.  ... 
doi:10.3390/s6030208 fatcat:rpylptytsjf73eipczyxo37b5q

Measuring surface water from space

Douglas E. Alsdorf, Ernesto Rodríguez, Dennis P. Lettenmaier
2007 Reviews of Geophysics  
Interferometric processing of two airborne SAR antennae aligned in an along-track orientation is an image-based method for producing surface velocities and has been well documented for nearshore oceanic  ...  Elevations From Imaging Methods [27] Only the Shuttle Radar Topography Mission (SRTM) [Farr et al., 2007] has produced spaceborne, image-based elevation measurements of water surfaces (Figure 7 ).  ... 
doi:10.1029/2006rg000197 fatcat:op4bjuf3yjahpgjfxjq72fgmqi

Recent improvements in mesoscale characterization of the western Mediterranean Sea: synergy between satellite altimetry and other observational approaches

Ananda Pascual, Jérôme Bouffard, Simón Ruiz, Bruno Buongiorno Nardelli, Enrique Vidal-Vijande, Romain Escudier, Juan Manuel Sayol, Alejandro Orfila
2013 Scientia Marina  
Satellite altimetry is a key component of the global observing system and plays a major role in the study of the mesoscale processes that drive most of the ocean circulation variability at middle and high  ...  This study provides an update of the recent advances in the study of the mesoscale variability using a combination of altimetry and other independent observations, with an emphasis on the results obtained  ...  ACKNOWLEDGEMENTS We are deeply thankful for the contributions of B. Garau, B. Casas, M. Martínez-Ledesma, K. Sebastian, C. Castilla and I.  ... 
doi:10.3989/scimar.03740.15a fatcat:365srxsyrregveg5mqulfftbeu

Altimetry for the future: Building on 25 years of progress

Saleh Abdalla, Abdolnabi Abdeh Kolahchi, Susheel Adusumilli, Suchandra Aich Bhowmick, Eva Alou-Font, Laiba Amarouche, Ole Baltazar Andersen, Helena Antich, Lotfi Aouf, Brian Arbic, Thomas Armitage, Sabine Arnault (+349 others)
2021 Advances in Space Research  
Instruments' development and satellite missions' evolutions are described in a fourth section.  ...  Section 6 identifies the data and methods and provides some accuracy and resolution requirements for the wet tropospheric correction, the orbit and other geodetic requirements, the Mean Sea Surface, Geoid  ...  A major technological breakthrough is expected from the SWOT mission Morrow et al., 2019) and the first 2D image of the ocean and inland water surface topography, but also probably sea ice thickness  ... 
doi:10.1016/j.asr.2021.01.022 fatcat:zgsllfqrgnfyporr7rs2dgb77e

The European Gravity Field and Steady-State Ocean Circulation Explorer Satellite Mission: Its Impact on Geophysics

J. A. Johannessen, G. Balmino, C. Le Provost, R. Rummel, R. Sabadini, H. Sünkel, C.C. Tscherning, P. Visser, P. Woodworth, C. Hughes, P. Legrand, N. Sneeuw (+4 others)
2003 Surveys in geophysics  
Based on the unique capability of a gravity gradiometer combined with satellite-to-satellite high-low tracking techniques, an accurate and detailed global model of the Earth's gravity field and its corresponding  ...  In particular, the quantitative impact of the new and accurate gravity field and geoid is examined in studies of tectonic composition and motion, Glaciological Isostatic Adjustment, ocean mesoscale variability  ...  Acknowledgements Part of the material of this paper is taken from the "Gravity Field and Steady-State Ocean Circulation Mission, Report for Mission Selection, ESA, SP-1233(1), Noordwijk, 1999".  ... 
doi:10.1023/b:geop.0000004264.04667.5e fatcat:h73t6hbcfrdkbk3fbl3t5jrtfm

GEROS-ISS: GNSS REflectometry, Radio Occultation, and Scatterometry Onboard the International Space Station

Jens Wickert, Estel Cardellach, Manuel Martin-Neira, Jorge Bandeiras, Laurent Bertino, Ole Baltazar Andersen, Adriano Camps, Nuno Catarino, Bertrand Chapron, Fran Fabra, Nicolas Floury, Giuseppe Foti (+19 others)
2016 IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing  
In the past decade, he has led the development of a hierarchy of data mapping and data assimilation methodologies for oceanic applications, and the development of several regional data assimilation and  ...  Prime mission objectives are the determination of the altimetric sea surface height of the oceans and of the ocean surface mean square slope, which is related to sea roughness and wind speed.  ...  /European SWOT (Surface Water Ocean Topography, launch foreseen 2020, with duration three years), and the U.S.  ... 
doi:10.1109/jstars.2016.2614428 fatcat:7zfmpvdb2fhu3aj5wfcvwwghza

Satellite Gravimetry: A Review of Its Realization

Frank Flechtner, Christoph Reigber, Reiner Rummel, Georges Balmino
2021 Surveys in geophysics  
The special features of the GRACE Follow-On Mission, which was launched in 2018, and the plans for a next generation of gravity field missions are also discussed.  ...  In the chronological sequence of the launch of such new satellites, the history, mission objectives and measuring principles of the missions CHAMP, GRACE and GOCE flown since 2000 are outlined and essential  ...  Acknowledgements We would like to thank the two anonymous reviewers and the associate editor Prof. Dr. Nico Sneeuw for their valuable suggestions and Dr.  ... 
doi:10.1007/s10712-021-09658-0 pmid:34642516 pmcid:PMC8497046 fatcat:7lvnvd67hrb6jmp22yr62abfz4

Wetland monitoring with Global Navigation Satellite System reflectometry

Son V. Nghiem, Cinzia Zuffada, Rashmi Shah, Clara Chew, Stephen T. Lowe, Anthony J. Mannucci, Estel Cardellach, G. Robert Brakenridge, Gary Geller, Ake Rosenqvist
2017 Earth and Space Science  
A review of current satellite methods to delineate and monitor wetland change shows some recent advances, but much improved sensing technologies are still needed for wetland mapping, not only to provide  ...  Global Navigation Satellite Systems Reflectometry (GNSS-R) signatures from aircraft over the Ebro River Delta in Spain and satellite measurements over the Mississippi River and adjacent watersheds demonstrate  ...  We appreciate the agreement from Steven Rimer, the Manager of the Big Lake National Wildlife Refuge, for the use of his wetland photograph in this paper.  ... 
doi:10.1002/2016ea000194 pmid:28331894 pmcid:PMC5340282 fatcat:zmieeg6dxbci3pzgqfisc6yy7a

Grand Challenges in Satellite Remote Sensing

Oleg Dubovik, Gregory L. Schuster, Feng Xu, Yongxiang Hu, Hartmut Bösch, Jochen Landgraf, Zhengqiang Li
2021 Frontiers in Remote Sensing  
-11-LABX-0 0 05-01, the Regional Council "Hauts-de-France," and the "European Funds for Regional Economic Development."  ...  ACKNOWLEDGMENTS The authors thank Anton Lopatin for the help with the preparation of the illustration.  ...  mapping of water current and underlying topography in shallow waters, etc.  ... 
doi:10.3389/frsen.2021.619818 fatcat:ty6etuacnzg7xilcz3m3ilxlne

Satellite and In Situ Observations for Advancing Global Earth Surface Modelling: A Review

Gianpaolo Balsamo, Anna Agustì-Parareda, Clément Albergel, Gabriele Arduini, Anton Beljaars, Jean Bidlot, Nicolas Bousserez, Souhail Boussetta, Andy Brown, Roberto Buizza, Carlo Buontempo, Frédéric Chevallier (+33 others)
2018 Remote Sensing  
In this paper, we review the use of satellite-based remote sensing in combination with in situ data to inform Earth surface modelling.  ...  This involves verification and optimization methods that can handle both random and systematic errors and result in effective model improvement for both surface monitoring and prediction applications.  ...  Adrian Simmons and Alan Betts are thanked for their precious advice and review of early versions of this manuscript.  ... 
doi:10.3390/rs10122038 fatcat:qovifbs5crgbhhpwolysj4tuya
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