摘要： 衡量回归算法的标准 import numpy as np import matplotlib.pyplot as plt from sklearn import datasets 波士顿房产数据 boston_market = datasets.load_boston() print(boston_ 阅读全文

摘要： import numpy as np import matplotlib.pyplot as plt x = np.array([1., 2., 3., 4., 5.]) y = np.array([1., 3., 2., 3., 5.]) plt.scatter(x, y) plt.axis([0 阅读全文