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Backpropagation

Backpropagation. ??????? 3. ????? ????? ??????? ?. 1. prepare batch. 2. forward pass. softmax. non-linear activation. 4. update weights. 3. backward pass. Computational graph. x. *. w 0. *-1. exp. +1. +. w 1. Example 1. Sigmoid. The Chain Rule. x. *. w 0. *-1. exp. +1. +.

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