improved_neural_doodle.py 文件源码

def kmeans(xs, k):
    assert xs.ndim == 2
    try:
        from sklearn.cluster import k_means
        _, labels, _ = k_means(xs.astype("float64"), k)
    except ImportError:
        from scipy.cluster.vq import kmeans2
        _, labels = kmeans2(xs, k, missing='raise')
    return labels