gaussian_mixture.py 文件源码

def make_clusters(skew=True, *arg, **kwargs):
    X, y = datasets.make_blobs(*arg, **kwargs)
    if skew:
        nrow = X.shape[1]
        for i in np.unique(y):
            X[y == i] = X[y == i].dot(np.random.random((nrow, nrow)) - 0.5)
    return X, y