20210515 波士顿房价数据集的处理
1-1 # 波士顿房价数据集的处理 import pandas as pd import numpy as np from sklearn.datasets import load_boston boston = load_boston() boston.data.shape boston.data 1-2-1 import pandas as pd import numpy as np from sklearn.datasets import load_boston boston = load_boston() # 用 pandas 库将数据集整理成规则的形式 df = pd.DataFrame(boston.data,columns=boston.feature_names) print(df.head()) 1-2-2 import pandas as pd import numpy as np from sklearn.datasets import load_boston boston = load_boston() df = pd.DataFrame(boston.data...