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Understanding deep learning requires rethinking generalization (2017) 1/2
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Understanding deep learning requires rethinking generalization (2017) 1/2
1.
Understanding deep learning requires
rethinking generalization (2017) - 1/2 Chiyuan Zhang, Samy Bengio, Moritz Hardt, Benjamin Recht, Oriol Vinyals 170322 @mikibear_ ?? ??
2.
https://arxiv.org/abs/1611.03530
3.
?? 1, "??? ?????
???? ???? ?? ????"
4.
? ???, ??? '????
? ?? ??'? ??? ??? ? ????? ??? ???? ???? ????.
5.
??? ??? ????? ????
?? ??. ?? Generalization Error
6.
??? ??? ????? ????
?? ??. ?? Generalization Error = |training error - test error|
7.
??? Generalization error?
?? ??, ??? ???? ??? ??? ?? ? ?? ????.
8.
??? ?? ?????,
??? ?? ??? ??????. ?? ???? ???? ??? ??
9.
??? ?? ?????,
??? ?? ??? ??????. ?? ???? ???? ??? ?? ??? ???
10.
??? ?? ?????,
??? ?? ??? ??????. ?? ???? ???? ??? ?? ??? ??? ?? ?? ????? ??? ?? ??? ??
11.
?? ??! ?? ????!
12.
?? ? ???? "??
???" ?!
13.
"?? ???" ?! ?? ???
VGG, Inception, AlexNet?? ?? ???
14.
????? ?? ?? ????. ??
?? ??? ???.
15.
?, ??? ???
?? ??? ?? ??, ??? ?? ?????. ??? ?????.
16.
?? ??! ?? ????! ?? ????! ??
????! ?? ??!
17.
??? ??? ???????.
18.
?? ??? ????. "??
???" ??...
19.
?? ?? ????
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20.
????? ?? ?? ????. ???
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21.
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???? ???? ? ? ????? "?? ???" '???'?? ???? ??
22.
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23.
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24.
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?????? "?? ???" '???'?? ???? ?? ??? !
25.
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????, ??? ????? ??? ???? ?? ???, ???? ?? ??? ??? ????
26.
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27.
??? ????? ???. "??
???" '???'?? ???? ?? ??? ! ?? ? ?? ?? ??
28.
??? ???? CIFAR10
????? ??? (??? 10?) ('?? ???' - '??? ?? ???') ?? ??? ?? ??? ????????. ? ??? ??? ?? ????, ??? ??? ???????.
29.
??
30.
?? Training error? 0??
??, Testing error? 0.9? ???.
31.
Training error? 0???, Generalization
error = Testing error ?, ?? ??? ??? ? ? ???? 0.9? Generalization error? ??? ???.
32.
Training error? 0???, Generalization
error = Testing error ?, ?? ??? ??? ? ? ???? 0.9? Generalization error? ??? ???. ? ?? ???...
33.
????? ? ??? ???
?? ???? ????.
34.
????? ? ??? ???
?? ???? ????. ?? ??? ???? ??? ??? ?????
35.
'? ??? ???
??? ???? ??? ?? ????. Data augmentation?? Dropout?? Weight decay? BatchNorm?? Early stopping?? ?? ?? ?? ? ?? ?????'
36.
?? 2, "?? ???
? ???? ? ? ???? ??? ???"
37.
Dropout?? weight decay?
??? ???? ?????? ? '??'?? (...)
38.
?, ?? weight
decay? ? ???? ??????. ?? ???? train data? ?? ???? ????
39.
'?? ?? ???
???? ???? ??? data augmentation?? weight decay? batch norm ?? ? ?? ???...?'
40.
'?? ?? ???
???? ???? ??? data augmentation?? weight decay? batch norm ?? ? ?? ???...? ??? ??? ?? ?? ????? ???? ?? ??? ? ? ???? ????? ?? ???? ???? ???'
43.
?, ??? ????
??? ??? ???? ??? ? ?????. ??, batch norm? ?? ??? inception?? ??? ??? ????.
44.
????? ????? ?
?? ???? ????, ????? ?????.
45.
'??, ??? ????
?? regularizer?? ???? ??? ???, ???? ????'
47.
'? ???? ???,
?? regularizer? ???? ???? ??? ???? ???? ??? ? ???? ??? ?? ?????'
48.
'? ???? ???,
?? regularizer? ???? ???? ??? ???? ???? ??? ? ???? ??? ?? ?????' ??? ?? ????...
49.
?? 3, "??? ???
??? ??? ???, ?? ? Capacity? ??? ???" ?? 4, "SGD? ??? ???? ? ???? ???? ??? ??? ??? ???, ?? ????"
50.
??? (?? ?? ????
? ????)
51.
?? ??? ???
???? ???? ?? ?????! @mikibear
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