Feed Forward Propagation
Learn about the feedforward operation in a neural network.
We know what is forward propagation while calculating the predicted value for the perceptron algorithm.
Feedforward in a neural network
Feedforward is the process that is used by neural networks to turn the given input into an output.
We have learned that the neural network is a combination of perceptrons. The perceptrons in each layer compute the output, apply the activation function, and will pass the information to the next layer. This process continues until the output layer is reached. In short, each node feeds the information it has to the next node. For this reason, it is called a feed-forward propagation algorithm.
Visualize feedforward propagation
The following illustration shows a feedforward propagation algorithm using a neural network with a hidden layer comprising of two hidden units as seen below:
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