Created
March 28, 2020 13:35
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| import numpy as np | |
| import matplotlib.pylab as plt | |
| def step(x): | |
| return np.array(x > 0, dtype=np.int) | |
| def sigmoid(x): | |
| return 1/(1+1/np.exp(x)) | |
| def relu(x): | |
| return np.maximum(0, x) | |
| x = np.arange(-5,5,0.1) | |
| y = relu(x) | |
| plt.plot(x,y) | |
| plt.ylim(-0.1,5.0) | |
| plt.show() |
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