The hierarchical cluster analysis is based on the following parameters :
|
## [1] "West-Longitude: -22.2"
## [1] "South-Latitude: 26.19"
## [1] "East-Longitude: -9.1"
## [1] "North-Latitude: 33.43"
Map tiles by Stamen Design, under CC BY 3.0. Data by OpenStreetMap, under ODbL.