中文说明：
基于密度的聚类算法它将簇定义为密度相连的点的最大集合，能够把具有足够高密度的区域划分为簇，并可在噪声的空间数据库中发现任意形状的聚类
English Description：
Based on density clustering algorithm which connected the cluster is defined as the density of the largest collection points, to be able to have enough high density area is divided into clusters, and can be found in the noise of the spatial database of any shape clustering