-Artificial Neural Network- Matlab???? -??????BPN Model??

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-Artificial Neural Network- Matlab????
-??????BPN Model??

• ??????
• ?????
• ??? ??

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??????

• ???ANN?????????,???????
• training data ?, Training data?Target ?, Test
  data ?, Test ?Target?.
• ??????????column??(??)
• ???matlab.
• ??????????????.
• 1.Input Pattern??
• 2.Input Pattern??
• 3.Target Pattern??
• 4.Test Pattern??

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1.????????Pattern???
1, 2, 3
4, 5, 6
7, 8, 9
0
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2. Pattern??(?)
? Word ???? ?10?patterns ?????
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2. Pattern??(?)

• ????pattern?????,?????,???????

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Pattern??(?)
????
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Pattern??(?)
????
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Pattern??(?)
????pattern????(???????), ???
0 1 1 0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0
01100 00100 00100 00100 00100
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Pattern??(?)
??10???pattern???10???(???????training data )
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Pattern??(?)

• ?matlab????????(column by column)??, ???????data
  pattern????
• ??? (?Excel???)
• ????10???,???????(.txt)
• ???Excel, ??????
• ?????????
• ????????? trainset.txt
• ??? (?Matlab???)
• ????matlab??,????????data pattern
• ?Matlab?????, ??? ?? ??????,
• ???????train pattern,????trainset.txt
• , ??Matlab??? trainset

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Pattern?????-?Excel
lt???gt
????????
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Pattern?????-?Excel
lt???gt
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Pattern?????-?Excel
lt???gt
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Pattern?????-?Excel
lt???gt
???????
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Pattern?????-?Excel
lt???gt
???????tab??
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Pattern??(?)
lt???gt
1. ???File??,?training pattern?,??Matlab?
2. ??????,????pattern
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3. Target Pattern??(1)
1.??????????09??????,??training
pattern??????target??.???????,??????output?10???,?
?1?????(output node Y1)??????0???, ?2?????(output
node Y2)??????1???,?3?????(output node
Y3)???????2???,????.?,????training
pattern??????target?. ????????10?input
patterns???target???.
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3. Target Pattern??(2)
??target??????????????matlab.
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4. Test Pattern??
?ANN??????,???????????,?? ????????test
patterns????????.
1
01100 00100 00100 00100 01110
3
01110 00010 01110 00010 01110
9
01110 01010 01110 00010 00100
0
00100 01010 01010 01010 00100
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Matlab??(1) ???????
?????? 1.Training data 2.Target data
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Matlab??(2) - ??????
?Train Pattern????, ????
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Matlab??(3) - ??????
??Next
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Matlab??(4)- ??????
??Finish
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Matlab??(5) ??ANN????
?????nntool ??????????
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Matlab??(6) ??ANN????
??Import, ???????
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Matlab??(7) ??ANN????
1.?Train Pattern???Input?? 2.?Target
Pattern???Targets??
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Matlab??(8) ??ANN????
?????
????????, ????New Network,??????????
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Matlab??(9) ??ANN????
???????????
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Matlab??(10) ??ANN????
??????
????model
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Matlab??(11) ??ANN????
??BPN?????????(Layer 1)
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Matlab??(12) ??ANN????
??BPN???????????(Layer 2)
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Matlab??(13) ??ANN????
??????? ???????, ????Train.., ?Train
Pattern??, ??????????
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Matlab??(14) ??ANN????
??Training??? input pattern
??target pattern
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Matlab??(15) ??ANN????
1.??????
2.??????learning rate
3.??????????, ????Train Network
?????Training
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Matlab??(16) ??ANN????
??????
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Matlab??(17) ??ANN????
??test pattern, ????????
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Matlab??(18) ??ANN????
???????????, ??Simulate..?????
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Matlab??(19) ??ANN????
1.????????test pattern
2.????
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Matlab??(20) ??ANN????
2.??????? ??Export
3.???,??Export
1.??Export..
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Matlab??(21) ??ANN????
???????, ??????