Question: Problem 4 (30 points) Consider we have a four layer feedforward neural network with input x, output y and target o. Assume the sigmoid function

Problem 4 (30 points) Consider we have a four layer feedforward neural network with input x, output y and target o. Assume the sigmoid function is applied at two hidden layers. [HINT: The sigmoid function is Output Layer Figure 2 Write the detailed updating rule of gradient descent to compute weight matrix Wi, W and W

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