The input x P2=[503025215225231312234;… %class1: 1st training sample. Gray level 0->255 P1=50 oP2=30 oP3=25 Tain image/Class #1 oP4=215 ●P5=225 ●P6=235 oP7=31 P8=22 P9=34 9 neurons 5 neurons 3 neurons In input layer In hidden layer In output er Neural Networks Ch9, ver. 9bThe input x • P2=[50 30 25 215 225 231 31 22 34; ... %class1: 1st training sample. Gray level 0->255 Neural Networks Ch9. , ver. 9b 22 P1=50 P2=30 P3=25 P4=215 P5=225 P6=235 P7=31 P8=22 P9=34 9 neurons In input layer 3 neurons In output layer 5 neurons In hidden layer