Aki-Z的博客

-linearReg.py import numpy as np import matplotlib.pyplot as plt def warmUpExercise(): 'An example function that returns the 5x5 identity matrix' A = np.eye(5) print(A) def plotData(X,...

import numpy as np import matplotlib.pyplot as plt from scipy.optimize import minimize def plotData(X,y): """ Plot the data points with + for the positive examples and o for the negative ...