1importnumpy as np234defkmeans(x,k,maxIt):5numPoints,numDim =x.shape6dataset = np.zeros((numPoints,numDim+1))#多加一列存储类别7dataset[:,:-1] =x8centroids = dataset[np.random.randint(numPoints,size=k)]#随机选取k个中心点9centroids[:,-1] = range(1,k+1)10iteration =011oldCentroids...
K-means算法与K-mediods算法python实现 K-means算法与K-mediods算法python实现⼀、K-mediods 算法步骤:1、随机选取k个样本作为中⼼点 2、⼀层遍历每⼀个样本,⼆层遍历每⼀个中⼼样本,找出离该样本最近的中⼼样本 3、遍历中⼼样本,该中⼼样本划分出来的该簇样本,遍历该簇样本,找出离所有样本...