en
Cluster analysis or clustering is the task of grouping a set of objects in such a way that objects in the same group (called a cluster) are more similar (in some specific sense defined by the analyst) to each other than to those in other groups (clusters). (Wikipedia, CC BY-SA)
fr
Le partitionnement de données (ou data clustering en anglais) est une méthode en analyse des données. (Wikipedia, CC BY-SA)
#