Horizon 1 1 5 OS CH : Chapitres d'ouvrages scientifiques CARI'96 : actes du 3ème colloque africain sur la recherche en informatique = CARI'96 : proceedings of the 3rd African conference on research in computer science Colloques et Séminaires CARI'96 : Colloque Africain sur la Recherche en Informatique = CARI'96 : African Conference on Research in Computer Science 359 CARTOGRAPHIE AUTOMATIQUE VOLCAN MORPHOLOGIE MATHEMATIQUE EQUATEUR SATELLITE LANDSAT IMAGE SATELLITE 1996 1996/10/09-16 Paris ORSTOM fdi:010008740 FRE 0767-2896 https://www.documentation.ird.fr/hor/fdi:010008740 https://horizon.documentation.ird.fr/exl-doc/pleins_textes/pleins_textes_6/colloques2/010008740.pdf Horizon (IRD) A Landsat RM image was used to map Plio-quaternary and Oligo-Miocene volcanic deposits from the Western Cordillera, southwest of Cuenca (Ecuador). The study focused on the Plio-Quaternary Quimsacocha volcano. Best results were obtained using unsupervised multispectral classification combined with other methods (mathematical morphology, etc..). The interpretation was locally validated by field observations. (Résumé d'auteur) 122TRAI