中文说明：使用c-均值聚类算法在IRIS数据上进行聚类分析，随机选择三个初始聚类中心，经过多次迭代，最终将150个样本分为三类。
English Description：
The C-means clustering algorithm is used to cluster the iris data. Three initial clustering centers are randomly selected. After several iterations, 150 samples are finally divided into three categories.