Renaud Hostache

Identifiants chercheurs

IdHAL :

renaud-hostache

ORCID :

0000-0002-8109-6010

IdRef :

116741449

Publications

Autre publication scientifique (1)

Graph neural networks for water level modelling in floodplains: application to the Severn floodplain with HydroGCN Fadil Boodoo,Carole Delenne,Franco Alberto Cardillo,Joris Guérin,Renaud Hostache 2026 Autre publication scientifique hal-05557957v1

Communication dans un congrès (27)

A fully automatic processing chain for the systematic monitoring of surface water using Copernicus Sentinel 1 satellite data: first results of the SCO-CASCADES project. Renaud Hostache,Cyprien Alexandre,Chhenglang Heng,Thibault Catry,Vincent Herbreteauet al. Assemblée générale de l'EGU 2026, May 2026, Vienna, Austria. ⟨10.5194/egusphere-egu26-22077⟩ Communication dans un congrès hal-05589602v1
U-NetMN et SegNetMN : modèles U-Net et SegNet modifiés pour la détection des surfaces en eau par segmentation d’images SAR bimodales Marwane Kzadri,Franco Alberto Cardillo,Nanée Chahinian,Renaud Hostache,Jamal Riffiet al. Congrès Eau & Intelligence Artificielle 2026, Mar 2026, Grenoble, France Communication dans un congrès hal-05571329v1
Modélisation des hauteurs d’eau dans les plaines d’inondation avec les GNN Fadil Boodoo,Carole Delenne,Franco Alberto Cardillo,Joris Guérin,Renaud Hostache Congrès Eau & Intelligence Artificielle 2026, Mar 2026, Grenoble, France Communication dans un congrès hal-05507025v1
Prédiction spatiale des risques d’inondation à l’aide de réseaux de neurones graphiques: une étude de preuve de concept Mitra Aelami,Carole Delenne,Gwladys Toulemonde,Renaud Hostache Congrès Eau & Intelligence Artificielle 2026, Mar 2026, Grenoble, France Communication dans un congrès hal-05573844v1
Not every day is a sunny day: Synthetic cloud injection for deep land cover segmentation robustness evaluation across data sources Sara Mobsite,Renaud Hostache,Laure Berti Equille,Emmanuel Roux,Joris Guerin Workshop on Machine Learning for Earth Observation (MACLEAN), In Conjunction with ECML/PKDD 2025, Sep 2025, Porto (Portugal), Portugal. ⟨10.48550/ARXIV.2510.03006⟩ Communication dans un congrès hal-05529023v1
U-NetMN and SegNetMN: Modified U-Net and SegNet Models for Bimodal SAR Image Segmentation Marwane Kzadri,Franco Alberto Cardillo,Nanée Chahinian,Carole Delenne,Renaud Hostacheet al. 2025 International Conference on Circuit, Systems and Communication (ICCSC), Jun 2025, Fez, Morocco. pp.1-6, ⟨10.1109/ICCSC66714.2025.11135135⟩ Communication dans un congrès hal-05447986v1
Comparison of an artificial neural network with a conceptual rainfall-runoff model for streamflow prediction Fadil Boodoo,Carole Delenne,Renaud Hostache PIC (Sharing and Integration of Data and Knowledge), Feb 2024, Montpellier, France Communication dans un congrès hal-05558218v1
Impact of training dataset size and its hydrometeorological typology on LSTM performance for rainfall-runoff modeling: a case study of the Severn river Nadia Skifa,Fadil Boodoo,Carole Delenne,Renaud Hostache,Morgan Abily SimHydro conference 2023, Société Hydrotechnique de France (SHF); the Association Française de Mécanique (AFM); the Environmental & Water Resources Institute (EWRI); the International Association for Hydro-Environment Engineering and Research (IAHR), Nov 2023, Chatou, France. pp.107-128, ⟨10.1007/978-981-97-4076-5⟩ Communication dans un congrès hal-04375806v1
Combining SAR imagery and topography for the automatic retrieval of floodwater depth maps Renaud Hostache,Vita Ayoub,Marco Chini,Ramona Maria-Pelich,Patrick Matgenet al. IGARSS 2024 - 2024 IEEE International Geoscience and Remote Sensing Symposium, IEEETGRS, Jul 2024, Athènes, Greece Communication dans un congrès hal-04827007v1
Assimilation of probabilistic flood maps into large scale hydraulic models to retrieve missing river geometry data using a tempered particle filter Vita Ayoub,Renaud Hostache,Marco Chini,Ramona Pelich,Carole Delenneet al. IGARSS 2023 - 2023 IEEE International Geoscience and Remote Sensing Symposium, Jul 2023, Pasadena, United States Communication dans un congrès hal-04378319v1
Impact of training dataset size and its hydrometeorological typology on LSTM performance for Rainfall-Runoff modeling : A case study of the Severn River (UK) Nadia Skifa,Fadil Boodoo,Carole Delenne,Renaud Hostache,Morgan Abily SimHydro 2023: New modelling paradigms for water issues?, Nov 2023, Chatou/Paris, France Communication dans un congrès hal-05506931v2
How to Optimally Represent Riverbed Geometry with a Simplified Cross-Section Shape in Shallow Water Models Violeta Montoya-Coronado,Carole Delenne,Pascal Finaud-Guyot,Renaud Hostache SimHydro 2021 conference : Models for complex and global water issues – Practices & expectations, Jun 2021, Sophia Antipolis, France. ⟨10.1007/978-981-19-1600-7_14⟩ Communication dans un congrès hal-03782257v1
Imaging flood depth from space: a method based on the fusion of topography and synthetic aperture radar data Vita Ayoub,Carole Delenne,Ramona-Maria Pelich,Marco Chini,Patrick Matgenet al. The XIth Scientific Assembly of the International Association of Hydrological Sciences (IAHS 2022), May 2022, Montpellier, France Communication dans un congrès hal-04087858v1
A joint assimilation of satellite soil moisture and flood extent maps to improve flood hazard modelling Renaud Hostache,Patrick Matgen,Peter-Jan van Leuuwen,Nancy K Nichols,Marco Chiniet al. The XIth Scientific Assembly of the International Association of Hydrological Sciences (IAHS 2022), May 2022, Montpellier, France Communication dans un congrès hal-04087380v1
Rapid Simulations of Large Scale Flood Inundations Using Porosity Functions Vita Ayoub,Carole Delenne,Pascal Finaud-Guyot,David Mason,Marco Chiniet al. SimHydro 2021 : Models for complex and global water issues – Practices & expectations, Jun 2021, Sophia Antipolis, France. pp.53-60, ⟨10.1007/978-981-19-1600-7_4⟩ Communication dans un congrès hal-03782215v1
Estimation des niveaux d'eau à partir d'étendues inondées satellitaires et de données topographiques Vita Ayoub,Carole Delenne,Patrick Matgen,Marco Chini,Ramona-Maria Pelichet al. Contribution du spatial face aux enjeux de l'eau - SHF/CNES, Jan 2021, Online, France Communication dans un congrès hal-03199580v1
Assimilation d'étendues inondées satellitaires dans un modèle hydraulique à large échelle: une réanalyse des inondations dues à l'ouragan Harvey Renaud Hostache,Marco Chini,Ramona-Maria Pelich,Carole Delenne,Pierrick Bruneauet al. Contribution du spatial face aux enjeux de l'eau - SHF/CNES, Jan 2021, Online, France Communication dans un congrès hal-03199732v1
Assimilating satellite soil moisture and flood extent maps into a flood prediction model. Renaud Hostache,Patrick Matgen,Peter-Jan van Leuuwen,Nancy Nichols,Marco Chiniet al. EGU General Assembly 2020, May 2020, Online / Vienna, Austria. ⟨10.5194/egusphere-egu2020-13848⟩ Communication dans un congrès hal-03108357v1
Towards fast large-scale flood simulations using 2D Shallow water modelling with depth-dependant porosity Vita Ayoub,Carole Delenne,Patrick Matgen,Pascal Finaud-Guyot,Renaud Hostache EGU General Assembly 2020, May 2020, Online /Vienna), Austria. ⟨10.5194/egusphere-egu2020-11562⟩ Communication dans un congrès hal-03108327v1
A 2D Shallow water model with depth-dependant porosity applied to the Severn River Vita Ayoub,Carole Delenne,Patrick Matgen,Pascal Finaud-Guyot,Renaud Hostache River Flow 2020 - 10th Conference on Fluvial Hydraulics, Jul 2020, Delft / Virtual, Netherlands Communication dans un congrès hal-02945686v1
Joint assimilation of soil moisture and flood extent maps retrieved from satellite earth observation into a conceptual hydrological model for improving flood prediction: a proof of concept study (Oral). Renaud Hostache,Patrick Matgen,Peter-Jan van Leuuwen,Nancy K Nichols,Marco Chiniet al. Satellite inspired hydrology in an uncertain future: a H SAF and HEPEX workshop, 2019, Reading, United Kingdom Communication dans un congrès hal-03108885v1
Modélisation hydrologique du bassin versant de l’Orne Raphaël Belmokhtar,Claire Lang-Delus,Renaud Hostache Journées de la Zone Atelier Moselle, May 2017, Nancy, France Communication dans un congrès hal-02995247v1
Assimilation of one satellite SAR image for flood simulations. Method and test case (Moser river) Renaud Hostache,Xijun Lai,Jerome Monnier,Christian Puech AOGS 2010 - Asia Oceania Geosciences Society, Jul 2010, Hyderabad, India. pp.49-65 Communication dans un congrès hal-00908214v1
Reduction of equifinality in flood modelling by integration of radar imagery R. Hostache,C. Puech,Pascal Kosuth EGU Hydrological Sciences, Vienne, 2-7 avril 2006, 2006, pp.2 Communication dans un congrès hal-02588052v1
Flood Analysis using SAR imagery : Water level estimation by fusion between RADAR image and high resolution DEM R. Hostache,C. Puech,Damien Raclot,Hélène Roux EGU, Vienne, Autriche, 24-29-Avril 2005, 2005, pp.1 Communication dans un congrès hal-02587755v1
Caractérisation spatiale d'aléa inondation à partir d'images satellites RADAR R. Hostache,C. Puech,Damien Raclot SAGEO'2005, International Conference on Spatial Analysis and GEOmatics, Avignon, 21-23 juin 2005, 2005, pp.13 Communication dans un congrès hal-02587753v1
Caractérisation spatiale de l'aléa inondation à partir d'images satellites RADAR R. Hostache,C. Puech,Damien Raclot Sirnat, Mar 2005, Montpellier, France. pp.9 Communication dans un congrès hal-02587754v1

Poster de conférence (6)

Large-scale streamflow regionalization in ungauged West African catchments: How do classical and deep learning approaches compare? Yves Tramblay,Serigne Bassirou Diop,Fadilath Kate,Issam Souassi,Bastien Dieppoiset al. EGU General Assembly 2026, May 2026, Vienna, Austria. 2026, ⟨10.5194/egusphere-egu26-1536⟩ Poster de conférence hal-05567994v1
Using Remote Sensing to Update Mediterranean Wetland Maps and Its Potential for Mosquito Control Stella Njike,Alexandre Kerr,Nicolas Nouviaire,Renaud Marti,Renaud Hostacheet al. 12. International EMCA CONFERENCE Ready for action: Advances in mosquito control, Mar 2025, Antwerpen, Belgium. Wageningen Academic, 43 (1), 2025, ⟨10.52004/2054930X-202500S1⟩ Poster de conférence hal-05175605v1
Comparison of a conceptual rainfall-runoff model with an artificial neural network model for streamflow prediction Fadil Boodoo,Carole Delenne,Renaud Hostache,Julien Freychet 2023 EGU General Assembly - European Geosciences Union General Assembly, May 2023, Vienna, Austria Poster de conférence hal-04093049v1
Comparison of an artificial neural network with a conceptual rainfall-runoff model for streamflow prediction Fadil Boodoo,Carole Delenne,Renaud Hostache,Nadia Skifa Prévision des crues et des inondations – Avancées, valorisation et perspectives, Nov 2023, Toulouse, France Poster de conférence hal-04375766v1
Estimation de niveaux d’eau à partir d’images satellitaires radar et de données topographiques Vita Ayoub,Renaud Hostache,Patrick Matgen,Carole Delenne JMSC-2019 : Journées de Modélisation des Surfaces Continentales, Nov 2019, Paris, France Poster de conférence hal-02492949v1
Modelling river hydrosedimentary fluxes during a flood event Jérémy Lepesqueur,Renaud Hostache,Nuria Martinez-Carreras,Luc Manceau,Claire Deluset al. River Flow 2018 (Ninth international conference on fluvial hydraulics), Sep 2018, Lyon - Villeurbanne, France Poster de conférence hal-03019565v1

Article dans une revue (19)

Are LSTM and conceptual rainfall-runoff models able to cope with limited training datasets under diverse hydrometeorological conditions? Fadil Boodoo,Renaud Hostache,Nadia Skifa,Joris Guerin,Carole Delenne Modeling Earth Systems and Environment, 2025, 11 (2), pp.128. ⟨10.1007/s40808-025-02316-z⟩ Article dans une revue hal-04965634v1
Sensitivity of lumped and semi-distributed hydrological models to 20 gridded precipitation products in a transboundary basin P. Pacheco Mollinedo,Frédéric Satgé,Marie-Paule Bonnet,Jorge Molina-Carpio,R. Pillco Zoláet al. Journal of Hydrology, 2025, 660, pp.133462. ⟨10.1016/j.jhydrol.2025.133462⟩ Article dans une revue hal-05067981v1
A localized particle filtering approach to advance flood frequency estimation at large scale using satellite synthetic aperture radar image collection and hydrodynamic modelling Marina Zingaro,Renaud Hostache,Marco Chini,Domenico Capolongo,Patrick Matgen Remote Sensing, 2024, 16 (12), 2179 [22 p.]. ⟨10.3390/rs16122179⟩ Article dans une revue hal-04874635v1
Soil Salinity Mapping of Plowed Agriculture Lands Combining Radar Sentinel-1 and Optical Sentinel-2 with Topographic Data in Machine Learning Models Diego Tola,Frédéric Satgé,Ramiro Pillco Zolá,Humberto Sainz,Bruno Condoriet al. Remote Sensing, 2024, 16 (18), 3456 [18 p.]. ⟨10.3390/rs16183456⟩ Article dans une revue hal-04874628v1
Hydrometeorological Extreme Events in Africa: The Role of Satellite Observations for Monitoring Pluvial and Fluvial Flood Risk Marielle Gosset,Pauline Dibi-Anoh,Guy Schumann,Renaud Hostache,Adrien Pariset al. Surveys in Geophysics, 2023, 44 (1), pp.197-223. ⟨10.1007/s10712-022-09749-6⟩ Article dans une revue hal-04379950v1
Estimating Ensemble Likelihoods for the Sentinel-1-Based Global Flood Monitoring Product of the Copernicus Emergency Management Service Christian Krullikowski,Candace Chow,Marc Wieland,Sandro Martinis,Bernhard Bauer-Marschallingeret al. IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2023, 16, pp.6917-6930. ⟨10.1109/JSTARS.2023.3292350⟩ Article dans une revue hal-04379959v1
Joint assimilation of satellite soil moisture and streamflow data for the hydrological application of a two-dimensional shallow water model G. García-Alén,Renaud Hostache,L. Cea,J. Puertas Journal of Hydrology, 2023, 621, pp.129667. ⟨10.1016/j.jhydrol.2023.129667⟩ Article dans une revue hal-04379969v1
Mapping Floods in Urban Areas From Dual-Polarization InSAR Coherence Data Ramona Pelich,Marco Chini,Renaud Hostache,Patrick Matgen,Luca Pulvirentiet al. IEEE Geoscience and Remote Sensing Letters, 2022, 19, pp.1-5. ⟨10.1109/LGRS.2021.3110132⟩ Article dans une revue hal-04380133v1
Endorheic waterbodies delineation from remote sensing as a tool for immersed surface topography Carole Delenne,Jean-Stéphane Bailly,Antoine Rousseau,Renaud Hostache,Olivier Boutron IEEE Geoscience and Remote Sensing Letters, 2022, 19, pp.1-5. ⟨10.1109/LGRS.2021.3079718⟩ Article dans une revue hal-03140413v1
A Tempered Particle Filter to Enhance the Assimilation of SAR‐Derived Flood Extent Maps Into Flood Forecasting Models Concetta Di Mauro,Renaud Hostache,Patrick Matgen,Ramona Maria-Pelich,Marco Chiniet al. Water Resources Research, 2022, 58 (8), pp.104141. ⟨10.1029/2022WR031940⟩ Article dans une revue hal-04380071v1
Urban-Aware U-Net for Large-Scale Urban Flood Mapping Using Multitemporal Sentinel-1 Intensity and Interferometric Coherence Jie Zhao,Yu Li,Patrick Matgen,Ramona Pelich,Renaud Hostacheet al. IEEE Transactions on Geoscience and Remote Sensing, 2022, 60, pp.1-21. ⟨10.1109/TGRS.2022.3199036⟩ Article dans une revue hal-04380097v1
A porosity-based flood inundation modelling approach for enabling faster large scale simulations Vita Ayoub,Carole Delenne,Marco Chini,Pascal Finaud-Guyot,David Masonet al. Advances in Water Resources, 2022, 162, pp.104141. ⟨10.1016/j.advwatres.2022.104141⟩ Article dans une revue hal-03558847v1
Sediment transport modelling in riverine environments: on the importance of grain-size distribution, sediment density, and suspended sediment concentrations at the upstream boundary Jérémy Lepesqueur,Renaud Hostache,Núria Martínez-Carreras,Emmanuelle Montargès-Pelletier,Christophe Hissler Hydrology and Earth System Sciences, 2019, 23 (9), pp.3901-3915. ⟨10.5194/hess-23-3901-2019⟩ Article dans une revue hal-02615674v1
A hydro-morphodynamic model integrating extended sediment particle size distribution and flocculation processes for better simulating hydro-sedimentary fluxes Jérémy Lepesqueur,Renaud Hostache,Nuria Martinez-Carreras,Luc Manceau,Claire Deluset al. E3S Web of Conferences, 2018, E3S Web of Conferences, vol. 40, 40, pp.1179-1186. ⟨10.1051/e3sconf/20184005025⟩ Article dans une revue hal-03019536v1
Assimilation of spatial distributed water levels into a shallow-water flood model. Part II: using a remote sensing image of Mosel river Renaud Hostache,Xijun Lai,Jerome Monnier,Christian Puech Journal of Hydrology, 2010, 390 (3-4), pp.257-268. ⟨10.1016/j.jhydrol.2010.07.003⟩ Article dans une revue hal-02596687v2
Water level estimation and reduction of hydraulic model calibration uncertainties using satellite SAR images of floods R. Hostache,P. Matgen,G. Schumann,C. Puech,Laurent Hoffmannet al. IEEE Transactions on Geoscience and Remote Sensing, 2009, 47 (2), pp.431-441 Article dans une revue hal-02591753v1
High-resolution 3-D flood information from radar imagery for flood hazard management G. Schumann,R. Hostache,C. Puech,Laurent Hoffmann,P. Matgenet al. IEEE Transactions on Geoscience and Remote Sensing, 2007, 45 (6), pp.1715-1725 Article dans une revue hal-02589236v1
Caractérisation spatiale de l’aléa inondation à partir d’images satellites RADAR Renaud Hostache,Christian Puech,Damien Raclot Cybergeo : Revue européenne de géographie / European journal of geography, 2007, Dossiers (381), ⟨10.4000/cybergeo.7722⟩ Article dans une revue hal-04391596v1
Imagerie spatiale et inondation de plaine. Une méthode de détermination des niveaux d'eau par mise en cohérence d'informations incertaines C. Puech,R. Hostache,Damien Raclot Mosella : revue du Centre d'études géographiques de Metz, 2004, 24 (3-4), pp.181-191 Article dans une revue hal-02588925v1

Thèse (2)

Satellite image analysis for three-dimensionnal flood hazard characterisation and hydraulic modelling support. Renaud Hostache Sciences of the Universe [physics]. ENGREF (AgroParisTech), 2006. English. ⟨NNT : ⟩ Thèse pastel-00002016v1
Analyse d'images satellitaires d'inondations pour la caractérisation tridimensionnelle de l'aléa et l'aide à la modélisation hydraulique R. Hostache Sciences de l'environnement. Doctorat Sciences de l'eau, Engref, Montpellier, 2006. Français. ⟨NNT : ⟩ Thèse tel-02588783v1