Keyword Term: télédétection
Geographic Coverage Country / Nation: Madagascar
Topic Classification Term: Imagery / Base Maps / Earth Cover ((inspire))
Author Name: Dupuy, Stéphane
1 to 9 of 9 Results
26 oct. 2023
Andriamampianina, Zaka; Rajaonson Nosy, Vokatsoa Lahatra; Andriamampionona, Lôla; Dupuy, Stéphane; Muller, Bertrand, 2023, "Itasy, Vakinankaratra - Madagascar - 2023 - Land cover reference spatial database", https://doi.org/10.18167/DVN1/5GHE96, CIRAD Dataverse, V1
This reference database in vector format (ESRI shape format) is organised according to a multi-level nomenclature. It is used to train an image classification algorithm with a view to producing land use maps for the Itashy and Vakinankaratra regions as part of the DINAAMICC proje... |
26 oct. 2023
Dupuy, Stéphane; Lebourgeois, Valentine; Gaetano, Raffaele, 2023, "Itasy, Vakinankaratra - Madagascar - 2022-2023, Land cover map", https://doi.org/10.18167/DVN1/TKTPCH, CIRAD Dataverse, V1
The land use maps published here were produced for the communes studied by the DINAAMICC project for the period 2022-2023 (based on GPS collected in the field in March 2023). They partially cover the Itasy and Vakinankaratra regions. The reference database used to produce this ma... |
13 avr. 2023
Dupuy, Stéphane; Lebourgeois, Valentine; Gaetano, Raffaele, 2023, "Analamanga, Itasy, Vakinankaratra - Madagascar - 2016-2017, Land cover map", https://doi.org/10.18167/DVN1/HPJMWJ, CIRAD Dataverse, V1
The land use maps published here were produced for the municipalities studied by the DINAAMICC project during the period 2016-2017 (based on data previously collected by other projects). They cover the entire Itasy region and part of the Analamanga and Vakinankaratra regions. Thi... |
4 avr. 2023
Dupuy, Stéphane; Andriamanga, Andoniaina Valérie; Burnod, Perrine, 2023, "Antananarivo - Madagascar - Land use change map between 2017 and 2022", https://doi.org/10.18167/DVN1/CD2ZTF, CIRAD Dataverse, V1
This map is based on a selection of land use changes, calculated from the crossing of the 2017 and 2022 land use maps. The latters, obtained by supervised classification of satellite images, are: Dupuy, Stéphane; Defrise, Laurence; Gaetano, Raffaele; Burnod, Perrine, 2019, "Antan... |
4 avr. 2023
Dupuy, Stéphane; Andriamanga, Andoniaina Valérie; Burnod, Perrine, 2023, "Antananarivo - Madagascar - build-up area evolutions map between 2003 - 2017 - 2022", https://doi.org/10.18167/DVN1/0EEDAG, CIRAD Dataverse, V1
This map shows the evolution of the built-up area of Antananarivo, capital of Madagascar, between 2003, 2017 and 2022. In ESRI shape vector format, this map results from the crossing of the following land use maps. Dupuy, Stéphane; Defrise, Laurence; Burnod, Perrine, 2019, "Antan... |
9 avr. 2020
Dupuy, Stéphane; Defrise, Laurence; Burnod, Perrine, 2019, "Antananarivo - Madagascar - Land use change map between 2003 and 2017", https://doi.org/10.18167/DVN1/VQZZI0, CIRAD Dataverse, V2
Land use map, in ESRI shapefile format, displaying the evolution of artificial spaces in Antananarivo agglomeration (Madagascar capital) during 2003 to 2017 period. This map is the result of remote sensing processing of satellite images. Spot5 images acquired on February 14 and J... |
26 mars 2020
Dupuy, Stéphane; Defrise, Laurence; Gaetano, Raffaele; Burnod, Perrine, 2019, "Antananarivo - 2017 Land cover map", https://doi.org/10.18167/DVN1/NHE34C, CIRAD Dataverse, V2
The map proposed here is a key data to understand urban agriculture’s dynamics in relation to urbanization in Antananarivo agglomeration and agriculture’s contribution to the city food system while debates are ongoing to update Antananarivo city master plan. This land cover map w... |
20 déc. 2019
Lebourgeois, Valentine; Dupuy, Stéphane; Vintrou, Élodie; Ameline, Maël; Butler, Suzanne; Bégué, Agnès, 2019, "Antsirabe, Madagascar - 2015, land cover map", https://doi.org/10.18167/DVN1/8T3UJE, CIRAD Dataverse, V2
This work was conducted before the launch of ESA Sentinel-2 mission, which images are particularly adapted to crop monitoring and characterization thanks to their high spatial (10 – 60m) and temporal (5 days) resolutions. We worked with Landsat-8 and Spot5 images to create a time... |
29 nov. 2019
Laurence, Defrise; Andriamanga, Valérie; Rasoamalala, Eloise; Dupuy, Stéphane; Burnod, Perrine, 2019, "Antananarivo - Madagascar - 2017, Land use reference spatial database", https://doi.org/10.18167/DVN1/5TZOOW, CIRAD Dataverse, V1
This vector format database (ESRI shape format) is made up of field surveys carried out during the end of the 2017 rainy season (March to April) which corresponds to the peak of the growing season. Study area is Antananarivo city, capital of Madagascar. GPS points were collected... |