程裕强的专栏

# -*- coding: utf-8 -*- """ Created on Tue Mar 26 09:11:21 2019 @author: hadron """ from sklearn.datasets import make_blobs import matplotlib.pyplot as plt if __name__ == '__main__': N = 400 ...

#!/usr/bin/env python3 # -*- coding: utf-8 -*- import matplotlib.pyplot as plt import sklearn.datasets as ds import matplotlib.colors #造数据 N=800 centers=4 # 生成2000个（默认）2维样本点集合，中心点5个 data,y=ds.make_bl...

脱敏后的数据文件 #!/usr/bin/env python3 # -*- coding: utf-8 -*- import pandas as pd import numpy as np import matplotlib.pyplot as plt from sklearn.utils import shuffle import seaborn as sns import matplot...

1、生成数据 #!/usr/bin/env python3 # -*- coding: utf-8 -*- import numpy as np import matplotlib.pyplot as plt #使用 matplotlib 可视化数据 x_train = np.linspace(-1, 1, 101) #输入值为 -1 到 1 之间的 101 个均匀间隔的数字 y_...