Question: Consider the following 3-layer feed-forward network. Use back propagation to find updated values for weights w3 and w4 given the input and desired output shown.

Consider the following 3-layer feed-forward network. Use back propagation to find updated values for weights w3 and w4 given the input and desired output shown.

Assume E = > > je, where e1 = d1 - y2 and e2 = d2 - y4 , 1 = 1 , and the activation is a sigmoid function. 2 -2 0.5 0 N -1 0.75 O -2 2 x 2 d, W 3 WA

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