CLARA是基于k中心点的一种划分方法的实现，区别于别的划分方法，Clara是用于大规模分类运用方法的简称，可以实现对大规模数据的分类-CLARA(abbreviated from clustering large applications), is based on the k-medoid appraoch, which can be useful in clustering large data sets.

Partitioning Around Medoid is an algorithm used to select Pilot Buses in a given Power Network. The code was applied on the IEEE-118 bus system which was divided into four zones.