Update README.md

@@ -49,6 +49,9 @@ cd ${path_IRSOM}/bin/
 qmake ${path_IRSOM}/Featurer/Featurer.pro
 make
 ```
+# Datasets
+An archive containing all the datasets can be download [here](https://entrepot.ibisc.univ-evry.fr/f/f010b991e7fb436f9aae/?dl=1).
+To download a specific dataset, one can access a folder containing all the datasets [here](https://entrepot.ibisc.univ-evry.fr/d/63e755d481eb45ae8d6e/)
 
 # Basic usage