Descripteur
Termes IGN > sciences naturelles > sciences de la Terre et de l'univers > géosciences > géographie physique > géomorphologie > relief > littoral > trait de côte
trait de côteSynonyme(s)Ligne de rivage |
Documents disponibles dans cette catégorie (60)
Ajouter le résultat dans votre panier
Visionner les documents numériques
Affiner la recherche Interroger des sources externes
Etendre la recherche sur niveau(x) vers le bas
Monitoring the coastal changes of the Po river delta (Northern Italy) since 1911 using archival cartography, multi-temporal aerial photogrammetry and LiDAR data: implications for coastline changes in 2100 A.D. / Massimo Fabris in Remote sensing, Vol 13 n° 3 (February 2021)
[article]
Titre : Monitoring the coastal changes of the Po river delta (Northern Italy) since 1911 using archival cartography, multi-temporal aerial photogrammetry and LiDAR data: implications for coastline changes in 2100 A.D. Type de document : Article/Communication Auteurs : Massimo Fabris, Auteur Année de publication : 2021 Article en page(s) : n° 529 Note générale : bibliographie Langues : Anglais (eng) Descripteur : [Vedettes matières IGN] Applications photogrammétriques
[Termes IGN] analyse spatio-temporelle
[Termes IGN] archives
[Termes IGN] cartographie ancienne
[Termes IGN] détection de changement
[Termes IGN] données lidar
[Termes IGN] données multitemporelles
[Termes IGN] modèle numérique de terrain
[Termes IGN] montée du niveau de la mer
[Termes IGN] photogrammétrie aérienne
[Termes IGN] Pô (delta)
[Termes IGN] semis de points
[Termes IGN] surveillance du littoral
[Termes IGN] trait de côteRésumé : (auteur) Interaction between land subsidence and sea level rise (SLR) increases the hazard in coastal areas, mainly for deltas, characterized by flat topography and with great social, ecological, and economic value. Coastal areas need continuous monitoring as a support for human intervention to reduce the hazard. Po River Delta (PRD, northern Italy) in the past was affected by high values of artificial land subsidence: even if at low rates, anthropogenic settlements are currently still in progress and produce an increase of hydraulic risk due to the loss of surface elevation both of ground and levees. Many authors have provided scenarios for the next decades with increased flooding in densely populated areas. In this work, a contribution to the understanding future scenarios based on the morphological changes that occurred in the last century on the PRD coastal area is provided: planimetric variations are reconstructed using two archival cartographies (1911 and 1924), 12 multi-temporal high-resolution aerial photogrammetric surveys (1933, 1944, 1949, 1955, 1962, 1969, 1977, 1983, 1990, 1999, 2008, and 2014), and four LiDAR (light detection and ranging) datasets (acquired in 2006, 2009, 2012, and 2018): obtained results, in terms of emerged surfaces variations, are linked to the available land subsidence rates (provided by leveling, GPS—global positioning system, and SAR—synthetic aperture radar data) and to the expected SLR values, to perform scenarios of the area by 2100: results of this work will be useful to mitigate the hazard by increasing defense systems and preventing the risk of widespread flooding. Numéro de notice : A2021-199 Affiliation des auteurs : non IGN Thématique : IMAGERIE Nature : Article nature-HAL : ArtAvecCL-RevueIntern DOI : 10.3390/rs13030529 Date de publication en ligne : 02/02/2021 En ligne : https://doi.org/10.3390/rs13030529 Format de la ressource électronique : url article Permalink : https://documentation.ensg.eu/index.php?lvl=notice_display&id=97151
in Remote sensing > Vol 13 n° 3 (February 2021) . - n° 529[article]Apport des méthodes : imagerie drone, LiDAR et imagerie hyperspectrale pour l’étude du littoral vendéen / Mathis Baudis (2021)
Titre : Apport des méthodes : imagerie drone, LiDAR et imagerie hyperspectrale pour l’étude du littoral vendéen Type de document : Mémoire Auteurs : Mathis Baudis, Auteur Editeur : Le Mans : Ecole Supérieure des Géomètres et Topographes ESGT Année de publication : 2021 Importance : 58 p. Format : 21 x 30 cm Note générale : bibliographie
Mémoire présenté en vue d'obtenir le diplôme d'ingénieur ESGT, spécialité Géomètre et TopographeLangues : Français (fre) Descripteur : [Vedettes matières IGN] Applications photogrammétriques
[Termes IGN] données lidar
[Termes IGN] données localisées 3D
[Termes IGN] image captée par drone
[Termes IGN] image hyperspectrale
[Termes IGN] littoral atlantique (France)
[Termes IGN] modèle numérique de terrain
[Termes IGN] orthophotoplan numérique
[Termes IGN] orthorectification
[Termes IGN] semis de points
[Termes IGN] trait de côte
[Termes IGN] Vendée (85)Index. décimale : ESGT Mémoires d'ingénieurs de l'ESGT Résumé : (auteur) L’érosion des falaises soulève de plus en plus de problématiques. Il existe de nombreuses études qualitatives sur ce sujet. Ici, l’objectif est de faire une étude quantitative sur le littoral vendéen. Nous allons étudier l’évolution du trait de côte, un épisode érosif fort : la chute d’une arche et l’apport de l’orthorectification d’images hyperspectrales. L’objectif est de coupler les acquisitions issues de drone, de LiDAR terrestre et de caméra hyperspectrale dans le but d’étudier le littoral vendéen. Note de contenu : Introduction
1- Etat des connaissances sur le littoral vendéen
2- Outils et méthodes
3- Présentation des résultats des différents traitements
4- Discussion sur les résultats
ConclusionNuméro de notice : 28695 Affiliation des auteurs : non IGN Thématique : IMAGERIE Nature : Mémoire ingénieur ESGT En ligne : https://dumas.ccsd.cnrs.fr/MEMOIRES-CNAM/dumas-03533799v1 Format de la ressource électronique : URL Permalink : https://documentation.ensg.eu/index.php?lvl=notice_display&id=100466 Beach morphology and its dynamism from remote sensing for coastal management support / Carlos Cabezas Rabadán (2021)
Titre : Beach morphology and its dynamism from remote sensing for coastal management support Type de document : Thèse/HDR Auteurs : Carlos Cabezas Rabadán, Auteur ; Josep E. Pardo Pascual, Directeur de thèse ; Miguel Rodilla Alamá, Directeur de thèse Editeur : Valencia : Universitat politécnica de Valencia Année de publication : 2021 Importance : 188 p. Format : 21 x 30 cm Note générale : bibliographie
Thesis dissertation submitted in fulfillment of the requirements for the Degree of Doctor of Philosophy at Universitat Politècnica de ValènciaLangues : Anglais (eng) Descripteur : [Vedettes matières IGN] Applications de télédétection
[Termes IGN] changement climatique
[Termes IGN] détection de changement
[Termes IGN] érosion côtière
[Termes IGN] géomorphologie
[Termes IGN] image Landsat
[Termes IGN] image Sentinel-MSI
[Termes IGN] modélisation spatio-temporelle
[Termes IGN] plage
[Termes IGN] sédiment
[Termes IGN] surveillance du littoral
[Termes IGN] trait de côteRésumé : (auteur) Beaches are coastal spaces that perform numerous environmental functions. They provide important benefits to society and coastal communities, including the ecological function, the provision of protection for coastal territories, and constitute a basic resource for the tourism industry. Due to climate change and human actions that alter the natural dynamism of the coast, beaches are experiencing increasingly harmful erosive processes that affect their physical integrity and the maintenance of their ecological functions. Beach management is often not adapted to the particularities of the different coastal segments. Decision-making is not based on sufficient information about characteristics, dynamism, and current state of beaches, resulting in short or ineffective solutions. Geomorphological characteristics are essential in the development of beach functions as they condition their physical dimensions and their behavior in response to the action of the sea. Therefore, their detailed and updated characterization is necessary to carry out efficient actions, allowing a more ecosystemic and sustainable coastal management. Remote sensing techniques have a great capacity for acquiring data from the land surface. In particular, Sentinel-2 and Landsat (5, 7, and 8) satellites freely provide medium resolution images with global coverage and high-revisit frequency. The algorithms for extracting the water/land interface recently developed by the Geo-Environmental Cartography and Remote Sensing Group (CGAT – UPV) allow defining the position of the shoreline on these images, constituting potentially useful data to describe beach morphology and dynamics. Universalizing their application requires testing and validation at different coastal types. For this purpose, the extraction process has been adapted for exploitation in tidal environments, and the resulting shorelines have been assessed under different oceanographic conditions offering an accuracy close to 5 m RMSE (Root-Mean-Square Error). From these shorelines, and taking into account the existing information needs for management, it is proposed to derive indicators to characterize the geomorphology of the beaches and to monitor their changes. To this end, the proposed methodologies ensure the efficient management of large volumes of shorelines, being able to characterize the beaches along broad coastal segments and periods. Thus, beach width and sediment grain size are derived as objective and easily understandable indicators of the beach geomorphology. Spatial-temporal modeling of the state and changes of shoreline position and beach width makes it possible to monitor the response to storms and anthropogenic actions, allowing to analyze changes that occur every few days or over decades. The large spatial coverage together with the integration with other cartographic databases allows characterizing the influence of beach geomorphology in the performance of its functions, offering a holistic view of the coast from a regional scale. The methodologies developed in this thesis and the indicators derived from remote sensing provide support and criteria for prioritizing the actions of managers. This contributes to fill the gap between the availability of techniques to obtain remote information and its application in the coastal decision-making process. Note de contenu : 1- General introduction
2- Assessing user’s expectations and perceptions on different beach types and the need for diverse management frameworks
3- Satellite-derived shorelines at an exposed mesotidal beach
4- Characterizing beach changes using satellite-derived shorelines
5- Detecting problematic beach widths for the recreational function from subpixel shoreline
6- Shoreline variability from Sentinel-2: an approach for estimating beach sediment size?
7- Conclusions, management implications and future perspectivesNuméro de notice : 28599 Affiliation des auteurs : non IGN Thématique : IMAGERIE Nature : Thèse étrangère Note de thèse : PhD Thesis : Geomatics : Valencia, Spain : 2021 DOI : 10.4995/Thesis/10251/165076 En ligne : https://doi.org/10.4995/Thesis/10251/165076 Format de la ressource électronique : URL Permalink : https://documentation.ensg.eu/index.php?lvl=notice_display&id=99405
Titre : Remote sensing applications in coastal environment Type de document : Monographie Auteurs : Pawel Terefenko, Éditeur scientifique ; Jacek Lubczonek, Éditeur scientifique ; Dominik Paprotny, Éditeur scientifique Editeur : Bâle [Suisse] : Multidisciplinary Digital Publishing Institute MDPI Année de publication : 2021 Importance : 282 p. Format : 17 x 25 cm ISBN/ISSN/EAN : 978-3-0365-2612-6 Note générale : bibliographie Langues : Anglais (eng) Descripteur : [Vedettes matières IGN] Applications de télédétection
[Termes IGN] apprentissage automatique
[Termes IGN] Baltique, mer
[Termes IGN] carte thématique
[Termes IGN] données bathymétriques
[Termes IGN] données lidar
[Termes IGN] érosion côtière
[Termes IGN] falaise
[Termes IGN] image satellite
[Termes IGN] littoral
[Termes IGN] Miami
[Termes IGN] montée du niveau de la mer
[Termes IGN] photographie aérienne
[Termes IGN] planification côtière
[Termes IGN] surveillance du littoral
[Termes IGN] trait de côteRésumé : (éditeur) Coastal regions are susceptible to rapid changes, as they constitute the boundary between the land and the sea. The resilience of a particular segment of coast depends on many factors, including climate change, sea-level changes, natural and technological hazards, extraction of natural resources, population growth, and tourism. Recent research highlights the strong capabilities for remote sensing applications to monitor, inventory, and analyze the coastal environment. This book contains 12 high-quality and innovative scientific papers that explore, evaluate, and implement the use of remote sensing sensors within both natural and built coastal environments. Note de contenu : 1- Monitoring the coastal changes of the Po River Delta (Northern Italy) since 1911 using archival cartography, multi-temporal aerial photogrammetry and LiDAR data: Implications for coastline changes in 2100 A.D.
2- Autonomous Lidar-based monitoring of coastal lagoon entrances
3- Land cover changes and flows in the Polish Baltic coastal zone: A qualitative and quantitative approach
4- Determining long-term land cover dynamics in the South Baltic coastal zone from historical aerial photographs
5- Mapping coastal dune landscape through spectral Rao’s Q temporal diversity
6- Measuring surface moisture on a sandy beach based on corrected intensity data of a mobile terrestrial LiDAR
7- Multi-temporal cliff erosion analysis using Airborne Laser Scanning surveys
8- Application of multiple geomatic techniques for coastline retreat analysis: The case of Gerra beach (Cantabrian coast, Spain)
9- The reduction method of bathymetric datasets that preserves true geodata
10- Advances in remote sensing technology, machine learning and deep learning for marine oil spill detection, prediction and vulnerability assessment
11- Combining satellite imagery and numerical modelling to study the occurrence of warm upwellings in the Southern Baltic Sea in winter
12- Quantifying spatiotemporal patterns and major explanatory factors of urban expansion in Miami Metropolitan Area during 1992–2016Numéro de notice : 28641 Affiliation des auteurs : non IGN Thématique : IMAGERIE Nature : Recueil / ouvrage collectif DOI : 10.3390/books978-3-0365-2612-6 En ligne : https://doi.org/10.3390/books978-3-0365-2612-6 Format de la ressource électronique : URL Permalink : https://documentation.ensg.eu/index.php?lvl=notice_display&id=99725 Remotely-sensed rip current dynamics and morphological control in high-energy beach environments / Isaac Rodriguez Padilla (2021)
Titre : Remotely-sensed rip current dynamics and morphological control in high-energy beach environments Titre original : Télédétection par système vidéo de la dynamique des courants induits par les vagues et de l’évolution morpholoqique des plages soumises aux houles énergétiques Type de document : Thèse/HDR Auteurs : Isaac Rodriguez Padilla, Auteur ; Bruno Castelle, Directeur de thèse ; Philippe Bonneton, Directeur de thèse Editeur : Bordeaux : Université de Bordeaux 1 Année de publication : 2021 Importance : 156 p. Format : 21 x 30 cm Note générale : Bibliographie
Thèse présentée pour obtenir le grade de Docteur de l’Université de Bordeaux, Spécialité : Physique de l'environnementLangues : Anglais (eng) Descripteur : [Vedettes matières IGN] Traitement d'image optique
[Termes IGN] base de données localisées
[Termes IGN] carte bathymétrique
[Termes IGN] courant marin
[Termes IGN] données bathymétriques
[Termes IGN] données topographiques
[Termes IGN] érosion côtière
[Termes IGN] extraction de données
[Termes IGN] géomorphologie locale
[Termes IGN] houle
[Termes IGN] image vidéo
[Termes IGN] océanographie dynamique
[Termes IGN] Pyrénées-atlantiques (64)
[Termes IGN] séquence d'images
[Termes IGN] série temporelle
[Termes IGN] surveillance du littoral
[Termes IGN] tempête
[Termes IGN] trait de côte
[Termes IGN] vagueIndex. décimale : THESE Thèses et HDR Résumé : (Auteur) Understanding the surf zone circulation and the morphological changes within the nearshore is essential for both scientific and societal interests. However, direct measurements with in-situ instruments are logistically challenging and expensive. The development of optical remote sensing techniques in combination with low-cost image platforms and open-source algorithms offers the possibility of collecting large amounts of information at a reasonable instrumental and computational cost. This work builds on existing and new video monitoring techniques to remotely sense the nearshore bathymetry as well as the surf zone circulation in a high-energy meso-macro tidal beach environment, including storm events. The methods are validated against a dense data set acquired during an intensive field campaign conducted at Anglet beach, SW France. For the first time the temporal and spatial variability of concurrent nearshore bathymetry and surface currents are addressed under high-energy wave forcing. Note de contenu : 1. Introduction
1.1 General context
1.2 Objectives and approach
1.3 Thesis outline
2. Field site and data
2.1 Study site: La Petite Chambre d’Amour (PCA), Anglet Beach
2.2 October 2018 field experiment
3. Image stabilization
3.1 Preamble
3.2 Introduction
3.3 Article: A Simple and Efficient Image Stabilization Method for Coastal Video Monitoring Video Systems
4. Nearshore bathymetric mapping from video imagery
4.1 Preamble
4.2 Introduction
4.3 Indirect bathymetric mapping
4.4 cBathy algorithm
4.5 cBathy results and previous validation
4.6 cBathy settings for PCA beach field experiment
4.7 Topo-bathymetry surveys comparison
4.8 cBathy results
4.9 cBathy error assessment
4.10 Discussion
4.11 Conclusions
5. Optically derived wave-filtered surface currents
5.1 Preamble
5.2 Introduction
5.3 Article: Wave-Filtered Surf Zone Circulation under High-Energy Waves Derived from Video-Based Optical Systems
5.4 Implications and potential of optically derived wave-filtered surface cur?rents
6. Conclusions and perspectives
6.1 General conclusions
6.2 Research perspectivesNuméro de notice : 26726 Affiliation des auteurs : non IGN Thématique : IMAGERIE Nature : Thèse française Note de thèse : Thèse de Doctorat : Physique de l'environnement : Bordeaux : 2021 Organisme de stage : Environnements et Paléoenvironnements Océaniques et Continentaux EPOC nature-HAL : Thèse DOI : sans Date de publication en ligne : 19/11/2021 En ligne : https://hal.science/tel-03436157 Format de la ressource électronique : URL Permalink : https://documentation.ensg.eu/index.php?lvl=notice_display&id=99523 Analysis of shoreline changes in Vishakhapatnam coastal tract of Andhra Pradesh, India: an application of digital shoreline analysis system (DSAS) / Mirza Razi Imam Baig in Annals of GIS, vol 26 n° 4 (October 2020)PermalinkShoreline extraction from WorldView2 satellite data in the presence of foam pixels using multispectral classification method / Audrey Minghelli in Remote sensing, vol 12 n° 16 (August-2 2020)PermalinkCoastline change modelling induced by climate change using geospatial techniques in Togo (West Africa) / Yawo Konko in Advances in Remote Sensing, vol 9 n° 2 (June 2020)PermalinkIntertidal topography mapping using the waterline method from Sentinel-1 & -2 images: The examples of Arcachon and Veys Bays in France / Edward Salameh in ISPRS Journal of photogrammetry and remote sensing, vol 163 (May 2020)PermalinkDimension reduction methods applied to coastline extraction on hyperspectral imagery / Ozan Arslan in Geocarto international, vol 35 n° 4 ([15/03/2020])PermalinkSea-land segmentation using deep learning techniques for Landsat-8 OLI imagery / Ting Yang in Marine geodesy, Vol 43 n° 2 (March 2020)PermalinkCoastline extraction from SAR images using robust ridge tracing / Dailiang Wang in Marine geodesy, vol 42 n° 3 (May 2019)PermalinkLe trait de côte recule, la carte suit ... / Hubert d' Erceville in SIGmag, n° 17 (juin 2018)PermalinkLittoral, "Ricochet" ausculte / Marielle Mayo in Géomètre, n° 2155 (février 2018)PermalinkMorphodynamic model for predicting beach changes based on Bagnold's concept and its applications / Takaaki Uda (2018)Permalink