# DAAR - Cours 7
###### tags: `DAAR`
## KNN Algorithm
* Initialization
>Initialize K random mean points and add them in their own groups
* Acquisition
>add every points to the group of the nearest mean point
* Analyse
>* update the means points coordonate to the mean of every points of their groups
>* Re do Acquisition and Analyse until the groups do not change anymore
$K = 4$
$[x, y]$