摘要:
import numpy as np import matplotlib as mpl import matplotlib.pyplot as pltimport random #sigmoid函数定义def sigmoid(x): # print('sigmoid:',x,1.0 / (1+math.exp(-x))) return 1.0 / (1+ np.exp(-x))#模拟... 阅读全文
posted @ 2019-04-09 13:26
山…隹
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