A neural network l=3 l=L X W W l=2 W l=L nput layer Output layer Hidden layers Neural Networks Ch9, ver. 9bA neural network • Neural Networks Ch9. , ver. 9b 12 1 X l= 2 X l= 3 X l= Wl=1 Wl=2 Wl=L l=L X Input layer Output layer Hidden layers