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La segmentation des images d'angiographie retinienne, et notamment des drusen (taches jaunatres hyperfluorescentes), est un probleme difficile en raison de la faible qualite de ces images bruitees, peu contrastees, presentant parfois une dynamique faible et constituees d'objets de luminance non homogene. Nous proposons une methode de segmentation qui procede en deux etapes. La premiere etape concerne...
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