Data/hora: 01/06/2024 07:37:23

Provedor de dados: 	5	
País: 	France	
Título: 	Cartographie des faciès bio-sédimentaires du Bassin d’Arcachon à partir de l’imagerie FORMOSAT-2	
Autores: 	Lafon, Virginie; Marieu, Vincent; Butel, Rémi; Dehouck, Aurélie; Froidefond, Jean-marie; Trut, Gilles.	
Data: 	2008	
Ano: 	2008	
Palavras-chave: 	Télédétection; Cartographie; Littoral; Classification optimisée; Recuit simulé.	
Resumo: 	This study presents the first results of an ongoing research program that aims to derive thematic maps of the intertidal lagoon of Arcachon (SW Atlantic coast of France) from space imagery. At this stage, we present the results of the tests performed on Formosat-2 imagery. Several classification strategies have been tried with the aim to discriminate the sedimentary facies and the main species of the lagoon. The classes calculated by an optimized unsupervised clustering method, based on simulated annealing global minimization technique, were used to train a supervised classification algorithm. This approach allowed us to derive a bio-sedimentary map which overall accuracy is about 84%. Also, this method has the advantage of describing the fraction of vegetation cover of the seagrass.	
Tipo: 	Text	
Idioma: 	Francês	
Identificador: 	http://archimer.ifremer.fr/doc/00254/36572/35110.pdf

DOI:10.5150/jngcgc.2008.054-L

http://archimer.ifremer.fr/doc/00254/36572/	
Editor: 	Centre français du littoral	
Formato: 	application/pdf	
Fonte: 	Paralia (1760-8716) (Centre français du littoral), 2008 , N. 10 , P. 563-572	
Fonte: 	info:eu-repo/semantics/openAccess

restricted use