文献紹介: A Persona-Based Neural Conversation Model

Transcript

1. A Persona-Based
 Neural Conversation Model Jiwei Li, Michel Galley, Chris

   Brockett, Georgios Spithourakis,
 Jianfeng Gao, and Bill Dolan. Proceedings of the 54th Annual Meeting of the Association for Computational Linguistics, pages 994 - 1003, 2016. จݙ঺հ
   `
   ௕Ԭٕज़ՊֶେֶɹࣗવݴޠॲཧݚڀࣨɹҴԬ
   ເਓ

2. "CTUSBDU w࿩ऀҰ؏ੑͷ໰୊Λѻ͏ฦ౴ੜ੒Ϟσϧ
   wܦྺ΍ελΠϧͷΑ͏ͳݸੑΛೖྗʹ෇Ճ
   wQFSQMFYJUZ
   #-&6ͷ྆ํͰੑೳ͕޲্
   wਓखධՁͰ΋Ұ؏ੑʹ͓͍ͯੑೳ͕޲্ 2

3. *OUSPEVDUJPO wେྔͷਓؒରਓؒͷର࿩ʹΑΔࣗવͳର࿩γεςϜͷ
 ߏங͕஫໨ΛूΊ͍ͯΔ
   w܇࿅σʔλ಺ͷ୅දతͳฦ౴Λฦ͢܏޲͕͋Δ
 ˠ
   ͦͷΑ͏ͳฦ౴ͷ໬౓͕ߴ͘ͳΓ΍͍ͨ͢Ί
   wໃ६ͨ͠ฦ౴Λฦ͢͜ͱ͕͋Δ
   wຊ࿦จͰ͸Ұ؏ੑͱݸੑͷ໰୊ʹ͍ͭͯऔΓ૊Ή 3

4. *OUSPEVDUJPO wେྔͷਓؒରਓؒͷର࿩ʹΑΔࣗવͳର࿩γεςϜͷ
 ߏங͕஫໨ΛूΊ͍ͯΔ
   w܇࿅σʔλ಺ͷ୅දతͳฦ౴Λฦ͢܏޲͕͋Δ
 ˠ
   ͦͷΑ͏ͳฦ౴ͷ໬౓͕ߴ͘ͳΓ΍͍ͨ͢Ί
   wໃ६ͨ͠ฦ౴Λฦ͢͜ͱ͕͋Δ
   wຊ࿦จͰ͸Ұ؏ੑͱݸੑͷ໰୊ʹ͍ͭͯऔΓ૊Ή 4

5. *OUSPEVDUJPO wେྔͷਓؒରਓؒͷର࿩ʹΑΔࣗવͳର࿩γεςϜͷ
 ߏங͕஫໨ΛूΊ͍ͯΔ
   w܇࿅σʔλ಺ͷ୅දతͳฦ౴Λฦ͢܏޲͕͋Δ
 ˠ
   ͦͷΑ͏ͳฦ౴ͷ໬౓͕ߴ͘ͳΓ΍͍ͨ͢Ί
   wໃ६ͨ͠ฦ౴Λฦ͢͜ͱ͕͋Δ
   wຊ࿦จͰ͸Ұ؏ੑͱݸੑͷ໰୊ʹ͍ͭͯऔΓ૊Ή 5

6. ؔ࿈ݚڀ w3JUUFSΒ  ͸౷ܭతػց຋༁ͷ໰୊ͱͯ͠औΓ૊Μͩ
   w4FSCBOΒ  ͸ର࿩ཤྺ΁ͷґଘؔ܎Λิ଍͢Δ͜ͱΛ ໨తͱͨ͠֊૚తFODPEFSEFDPEFSϞσϧΛఏҊ
   w-JΒ 

   ͸యܕతԠ౴ͷׂ߹ΛݮΒͨ͢Ίʹ
 ࠷େ໬౓ .-& Ͱ͸ͳ͘૬ޓ৘ใྔ ..* Λ໨తؔ਺ͱ͢Δ TFRTFRγεςϜΛఏҊ 6

7. ఏҊϞσϧ 7

8. ఏҊϞσϧ wதؒ૚Ϣχοτʹ-45.Λ༻͍ͨ3//
   w࠷ޙͷग़ྗΛ%FDPEFSʹ౉͢ 8 &ODPEFS

9. ఏҊϞσϧ wதؒ૚Ϣχοτʹ-45.Λ༻͍ͨ3//
   w&ODPEFSͷग़ྗΛ%FDPEFSʹೖྗ
   w4QFBLFS
   &NCFEEJOHΛ֤ӅΕ૚ͰՃࢉ 9 %FDPEFS

10. ఏҊϞσϧ w4QFBLFS
    .PEFM
 
    ฦ౴ऀͷݸੑͷΈΛߟྀ
 
    4QFBLFS
    &NCFEEJOHΛೖྗ
    w4QFBLFS"EESFTTFF
    .PEFM
 
    ฦ౴ऀͱฉ͖खͷ྆ํΛߟྀ
 
    ԼࣜͰ4QFBLFS
    &NCFEEJOHΛ߹੒ 10

11. %FDPEJOH
    BOE
    3FSBOLJOH ɹ.
    
    ೖྗจɹ3
    
    ฦ౴จɹc3c
    
    ฦ౴จ௕
 ɹW
    
    4QFBLFS*%ɹЕ
    Ѝ
    
    ௐ੔ύϥϝʔλ
    w#FBN
    4FBSDI࣌ʹ্ࣜͷධՁؔ਺Ͱ3FSBOLJOHΛߦ͏
    wయܕతͰͳ͘௕͍จ͕༏ઌ͞ΕΔ
    wɹɹɹɹ
    ɹ͸3͔Β.Λग़ྗ͢ΔTFRTFRΛֶशͯ͠ܭࢉ 11

12. σʔληοτ w5XJUUFS
    1FSTPOB
    %BUBTFU
 
    ೥݄͔Βϲ݄෼ͷ5XJUUFS
    'JSF)PTFΛ࢖༻
 
    ظؒ಺ʹճҎ্λʔϯͷձ࿩Λͨ͠Ϣʔβʹݶఆ
 
     ϢʔβʹΑΔ  ૊ͷձ࿩ؚ͕·ΕΔ
 
    ಉϢʔβʹΑΔ೥݄͔Βϲ݄෼ͷձ࿩Λ૊

    
    ͣͭ։ൃ

    
    ݕূ
    ςετηοτͱͯ͠ઃఆ
 
    ฦ౴ऀͷ4QFBLFS*%ͷΈ͕ೖ͍ͬͯΔͨΊ4QFBLFS
    .PEFM

    
    ͷΈʹར༻ 12

13. σʔληοτ w5XJUUFS
    4PSEPOJ
    %BUBTFU
    4PSEPOJ
     
 
    ैདྷͷ405"ͱͷൺֱͷͨΊʹ࢖༻
 
    ςετηοτͷΈ࢖༻
 
     ૊ͷձ࿩σʔλ
 
    ͭͷೖྗจʹରͯ͠࠷େݸͷฦ౴


    
    
    ˠ
    5XJUUFS
    1FSTPOB
    %BUBTFUͱͷ#-&6ͷൺֱ͸Ͱ͖ͳ͍ 13

14. σʔληοτ w5FMFWJTJPO
    4FSJFT
    5SBOTDSJQUT
    %BUB
 
    57γϦʔζ
    l'SJFOETz
    l5IF
    #JH
    #BOH
    5IFPSZzͷࣈນ
 
    ਓͷओཁਓ෺ʹΑΔ ૊ͷձ࿩
 
    ͏ͪ։ൃ
    ςετηοτͱͯͦ͠ΕͧΕ ૊࢖༻
    w0QFO4VCUJUMFT


    
    ϊΠζΛؚΉ.ʙ.ͷࣈນσʔληοτ
 
    5FMFWJTJPO
    4FSJFT
    5SBOTDSJQUT
    %BUBͷن໛͕খ͍ͨ͞Ί

    
    ຊσʔληοτͰυϝΠϯదԠΛߦ͏ 14

15. ֶशͷৄࡉ w
    MBZFS
    -45.
    w 
    IJEEFO
    DFMMT
    GPS
    FBDI
    MBZFS
    w#BUDI
    TJ[F
    
    
    w-FBSOJOH
    SBUF
    
    
    w<
    >ͷҰ༷෼෍ͰύϥϝʔλΛॳظԽ
    w5ISFTIPME
    GPS
    HSBEJFOU
    DMJQQJOH
    
    
    w7PDBCVMBSZ
    TJ[F
    
     
    

    w%SPQPVU
    SBUF
    
    
    w#FBN
    TJ[F
    
     15

16. ݁Ռ w5XJUUFS
    4PSEPOJ
    EBUBTFUʹ͓͚ΔධՁ
    w.5
    CBTFMJOF͸4.5ʹΑΔख๏
    wPVS
    TZTUFN͸5XJUUFS
    1FSTPOB
    %BUBTFUͰֶशͨ͠΋ͷ
    wֶशίʔύεͷن໛
    %SPQPVUͷ࢖༻
    ର৅Ϣʔβͷબผ͕
 վળͷཧ༝ͱߟ͑ΒΕΔ 16

17. ݁Ռ w5XJUUFS
    1FSTPOB
    EBUBTFUʹ͓͚ΔධՁ
    w.-&ͷ৔߹͸ 
    ..*ͷ৔߹͸ ͷվળ
    wఏҊख๏͸..*ΑΓ.-&ʹΑΓ༗ӹ 17

18. ݁Ռ w57
    TFSJFTσʔληοτʹ͓͚ΔධՁ
    w4QFBLFS
    .PEFM
    4QFBLFS"EESFTTFF
    .PEFMͷ͍ͣΕ΋
 #-&6είΞΛ޲্ͤ͞Δ
    wఏҊ͢ΔͭͷϞσϧͷؒʹେ͖ͳҧ͍͸ͳ͍
 ˠ
    ਓͷύλʔϯ͕ัଊͰ͖ΔఔσʔλαΠζ͕େ͖͘ͳ͍ 18

19. ݁Ռ w5XJUUFS
    1FSTPOB
    %BUBTFUͷ։ൃσʔλͱ
 57
    TFSJFT
    EBUBTFUͰͦΕͧΕQFSQMFYJUZΛൺֱ
    w5XJUUFSͷํ͕ߴ͘ͳΔͷ͸ϊΠζͷͨΊͱߟ͑ΒΕΔ 19

20. ݁Ռ wϥϯμϜʹਓͷ4QFBLFS
    &NCFEEJOHΛ
 4QFBLFS
    .PEFMʹೖྗ 20

21. ݁Ռ w4QFBLFS"EESFTTFF
    .PEFM
 ͷධՁ
    wฦ౴ऀʹහײͰ͋Δ͜ͱ͕
 ୯ޠ͔Β෼͔Δ
    wlIJNz͔ΒੑผΛਖ਼͘͠
 ೝ͍ࣝͯ͠Δ͜ͱ͕෼͔Δ 21

22. ਓखධՁ wΫϥ΢υιʔγϯάΛ࢖ͬͯग़ྗΛධՁ
    w4QFBLFS*%ຖʹग़ྗ͕Ұ؏͍ͯ͠Δ͔Λ࣮ݧ
    wϕʔεϥΠϯͱ1FSTPOB
    .PEFMͷग़ྗΛൺֱͯ͠
 ʮҰ؏͍ͯ͠Δʯ͸
     ʮ΍΍Ұ؏͍ͯ͠Δʯ͸
     
 ಉఔ౓Ͱ͋Δ৔߹͸ͷείΞΛ෇͚Δ
    

    wਓͷධՁऀͷείΞΛฏۉ͠ɺ౳෼ͷ࠶ׂ౰Λߦ͏ 22

23. ਓखධՁ݁Ռ wಉఔ౓ͷ৔߹Λແࢹ͢Δͱɺͷࣄྫʹ͓͍ͯ
 1FSTPOB
    .PEFM͕ʮҰ؏͍ͯ͠Δʯʮ΍΍Ұ؏͍ͯ͠Δʯ ͱ൑ఆ͞Εͨ
    wʮ΍΍Ұ؏͍ͯ͠ΔʯΛແࢹ͢Δͱɺ1FSTPOB
    .PEFM͕
 ࣄྫͷͰ༏ҐͱͳΓɺϕʔεϥΠϯ͸ʹཹ·Δ 23

24. ࣮ࡍͷग़ྗࣄྫ 24

25. ࣮ࡍͷग़ྗࣄྫ 25

26. ݁࿦ w1FSTPOBCBTFEͷԠ౴ੜ੒ϞσϧΛఏࣔ
    w#-&6
    QFSQMFYJUZ
    Ұ؏ੑͷਓखධՁʹ͓͍ͯ
 ܶతͰ͸ͳ͍΋ͷͷϕʔεϥΠϯΛ্ճΔ݁Ռ
    wฦ౴ऀ
    
    ฉ͖खͷਓΛೖྗ͢Δ͜ͱʹϝϦοτ͕͋Δ͜ͱ ͕4QFBLFS"EESFTTFFϞσϧͷ݁ՌͰࣔ͞Εͨ 26