Created
February 26, 2019 18:08
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| def linear_activation_backward(dA, cache, activation): | |
| linear_cache, activation_cache = cache | |
| if activation == "relu": | |
| dZ = relu_backward(dA, activation_cache) | |
| dA_prev, dW, db = linear_backward(dZ, linear_cache) | |
| elif activation == "sigmoid": | |
| dZ = sigmoid_backward(dA, activation_cache) | |
| dA_prev, dW, db = linear_backward(dZ, linear_cache) | |
| return dA_prev, dW, db |
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implementation of sigmoid_backward() and relu_backward() missing