摘要:
import numpy as np def sigmoid(x): return 1.0/(1+ np.exp(-x)) def sigmoid_derivative(x): return x * (1.0 - x) class NeuralNetwork: def __init__(self, 阅读全文
import numpy as np def sigmoid(x): return 1.0/(1+ np.exp(-x)) def sigmoid_derivative(x): return x * (1.0 - x) class NeuralNetwork: def __init__(self, 阅读全文
posted @ 2019-06-07 17:34
GShang
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