Function cost

unsupervised_class/kmeans_visualize.py:19–24

(X, R, M)

def cost(X, R, M):
    cost = 0
    for k in range(len(M)):
        for n in range(len(X)):
            cost += R[n,k]*d(M[k], X[n])
    return cost


def plot_k_means(X, K, max_iter=20, beta=1.0):