线性回归 Python实现

1 import numpy as np 2 import pylab 3 4 5 def plot_data(data, b, m): 6 x = data[:, 0] 7 y = data[:, 1] 8 y_predict = m*x + b 9 pylab.plot(x, y_predict, 'k-') 10 pylab.plo

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