This slide shows the formula for forward propagation in a neural network in an easy-to-understand diagram.
This slide will help you understand how the values of the formula are used in the network.
2,1 (1) ๐ค 3,1 (1) ๐ค 1,2 (1) ๐ค 2,2 (1) ๐ค 3,2 (1) ๐ค2,1 1 ๐ค3,1 1 ๐ค1,2 1 ๐ค2,2 1 ๐ค3,2 1 The weights from a 2-node layer to 3-node layer can be expressed as a (2ร3) matrix.