1.直接下载MNST数据集文件。 https://github.com/amplab/datascience-sp14/raw/master/lab7/mldata/mnist-original.m ...

控制台的输出是：Downloading 20news dataset. This may take a few minutes. Downloading dataset from https://nd ...

成功解决np.array(zip(x1, x2)).reshape(len(x1), 2) ValueError: cannot reshape array of size 1 int https: ...