Understanding_Back-Translation_at_scale.pdf

A3ea3bc5dde6ae2dd6eae71da9c418b0?s=47 MARUYAMA
January 02, 2019
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 Understanding_Back-Translation_at_scale.pdf

A3ea3bc5dde6ae2dd6eae71da9c418b0?s=128

MARUYAMA

January 02, 2019
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  1. -JUFSBUVSFSFWJFX 6OEFSTUBOEJOH#BDL5SBOTMBUJPOBU4DBMF 4FSHFZ&EVOPW .ZMF0UU .JDIBFM"VMJ %BWJE(SBOHJFS &./-1 QBHFTr
 /BHBPLB6OJWFSTJUZPG5FDIOPMPHZ5BLVNJ.BSVZBNB

  2. ֓ཁ ⾣ٯ຋༁Λ࢖ͬͯɺٖࣅతͳύϥϨϧίʔύεΛੜ੒ ⾣ٯ຋༁ͷࡍʹ͸ɺग़ྗଆʹଟ༷ੑΛ࣋ͨͤΔ͜ͱ͕ॏཁ ⾣8.5Ͱ4UBUFPGUIFBSUΛୡ੒ #-&6QU

  3. ⾣ػց຋༁ͷੑೳ͸ɺσʔλαΠζʹେ͖͘Өڹ͞ΕΔ ⾣ύϥϨϧίʔύε͕গͳ͍৔߹ɺͲ͏͢΂͖͔ ⾣େن໛ͳ୯ݴޠίʔύεΛٯ຋༁ͯ͠ɺσʔλΛ֦ு ͸͡Ίʹ

  4. ٯ຋༁ʹΑΔσʔλ֦ு 4PVSDFTJEF 5BSHFUTJEF 1BSBMMFMDPSQVT 1BSBMMFMDPSQVT .POPMJOHVBM $PSQVT #BDLXBSE NPEFM 5SBJOJOH

  5. ٯ຋༁ʹΑΔσʔλ֦ு 4PVSDFTJEF 5BSHFUTJEF 1BSBMMFMDPSQVT 1BSBMMFMDPSQVT .POPMJOHVBM $PSQVT #BDLXBSE NPEFM

  6. ٯ຋༁ʹΑΔσʔλ֦ு 4PVSDFTJEF 5BSHFUTJEF 1BSBMMFMDPSQVT 1BSBMMFMDPSQVT .POPMJOHVBM $PSQVT #BDLXBSE NPEFM 4ZOUIFUJDEBUB

    (FOFSBUJPO
  7. ٯ຋༁ʹΑΔσʔλ֦ு 4ZOUIFUJDEBUB 4PVSDFTJEF 5BSHFUTJEF 1BSBMMFMDPSQVT 1BSBMMFMDPSQVT .POPMJOHVBM $PSQVT 'PSXBSE NPEFM

    5SBJOJOH
  8. ٯ຋༁ʹΑΔσʔλ֦ு 4ZOUIFUJDEBUB 5FTUEBUB 4PVSDFTJEF 5BSHFUTJEF 1BSBMMFMDPSQVT 1BSBMMFMDPSQVT .POPMJOHVBM $PSQVT 'PSXBSE

    NPEFM
  9. ٯ຋༁ʹΑΔσʔλ֦ு 4ZOUIFUJDEBUB 5FTUEBUB 4PVSDFTJEF 5BSHFUTJEF 1BSBMMFMDPSQVT 1BSBMMFMDPSQVT .POPMJOHVBM $PSQVT 3FTVMU

    'PSXBSE NPEFM
  10. ຋༁Ϟσϧ ⾣5SBOTGPSNFSΛར༻ &ODPEFS %FDPEFS %FDPEFS %FDPEFS 4PVSDFTFOUFODF #04 : :

  11. ٖࣅσʔλͷੜ੒ํ๏ ⾣CFBNTFBSDI΍HSFFEZTFBSDIΛར༻͞Ε͍ͯͨ ⾣Ϟσϧͷग़ྗ෼෍ͷ࠷େࣄޙ֬཰ ."1 ʹ஫໨ͨ͠ख๏ ⾣."1ਪఆΛٯ຋༁ʹ༻͍Δͱɺਅͷσʔλ෼෍ͱ͸ҟͳͬͨ ଟ༷ੑͷ௿͍ٖࣅσʔλʹͭͳ͕Δ

  12. ٖࣅσʔλͷੜ੒ํ๏ ⾣ٖࣅσʔλʹଟ༷ੑΛ࣋ͨͤΔͨΊʹɺ࣍ͷख๏ΛఏҊ TBNQMJOH Ϟσϧͷग़ྗ෼෍ʹैͬͯɺαϯϓϦϯά UPQ ग़ྗ֬཰্Ґ୯ޠΛબ୒ɾ࠶ਖ਼نԽ͠ɺαϯϓϦϯά

  13. ٖࣅσʔλͷੜ੒ํ๏ ⾣ٖࣅσʔλʹଟ༷ੑΛ࣋ͨͤΔͨΊʹɺ࣍ͷख๏ΛఏҊ #FBN OPJTF CFBNTFBSDIʹՃ͑ɺ࣍ͷछྨͷϊΠζΛՃ͑Δ   ֬཰Ͱɺग़ྗ୯ޠΛ࡟আ  

    ֬཰Ͱɺग़ྗ୯ޠΛ#-"/,ʹஔ׵   Ұ༷෼෍ʹैͬͯɺ୯ޠΛೖΕସ͑Δ
  14. σʔληοτ ⾣1BSB$SBXMDPSQVT &O%F .TFOUFODFQBJST ⾣OFXTDSBXMEBUB %F .TFOUFODFT ⾣OFXTUFTU

  15. ࣮ݧ݁Ռ ⾣ٯ຋༁ʹΑΔσʔλ֦ுͷޮՌ ɾCJUFYU .  ٖࣅσʔλ ɾCFBN HSFFEZΑΓ΋ TBNQMJOH CFBN

    OPJTFͷํ͕ ޮՌతͳٖࣅσʔλͰ͋Δ
  16. ࣮ݧ݁Ռ ⾣ٯ຋༁ʹΑΔσʔλ֦ுͷޮՌ

  17. ࣮ݧ݁Ռ ⾣ͳͥϊΠζΛՃ͑ͨํ͕ޮՌతͳͷ͔ʁ ɾHSFFEZ CFBNͷσʔλ͸ τϨʔχϯάʹద͍ͯ͠ͳ͍ ɾHSFFEZ CFBNʹΑͬͯੜ੒͞Εͨ σʔλ͸TBNQMJOH OPJTFΑΓ΋؆୯

  18. ࣮ݧ݁Ռ ⾣ͳͥϊΠζΛՃ͑ͨํ͕ޮՌతͳͷ͔ʁ ɾHSFFEZ CFBNͷσʔλ͸ τϨʔχϯάʹద͍ͯ͠ͳ͍ ɾHSFFEZ CFBNʹΑͬͯੜ੒͞Εͨ σʔλ͸TBNQMJOH OPJTFΑΓ΋؆୯

  19. ࣮ݧ݁Ռ ⾣ͳͥϊΠζΛՃ͑ͨํ͕ޮՌతͳͷ͔ʁ

  20. ࣮ݧ݁Ռ ⾣CJUFYUͱٖࣅσʔλͷൺ཰ ɾCJUFYU.TFOUFODFQBJST ɾCJUFYU .  ٖࣅσʔλ .  ˠCJUFYUVQTBNQMFSBUJP

  21. ࣮ݧ݁Ռ ⾣CJUFYUͱٖࣅσʔλͷൺ཰ ɾHSFFEZ CFBN͸ٖࣅσʔλͷൺ཰ʹ Өڹ͞ΕΔ ˠσʔλͷྔͰଟ༷ੑΛΧόʔ ɾTBNQMJOH OPJTF͸ଟ༷ੑ͕͋ΔͨΊ ٖࣅσʔλൺ཰ͷӨڹ͕গͳ͍

  22. ·ͱΊ ⾣ٯ຋༁Λ࢖ͬͯɺٖࣅతͳύϥϨϧίʔύεΛੜ੒ ⾣CFBN HSFFEZΑΓ΋ɺTBNQMJOH΍OPJTFͷΑ͏ʹ σʔλʹଟ༷ੑΛٖ࣋ͨͤͨࣅσʔλͷํ͕ޮՌత ⾣8.5Ͱ4UBUFPGUIFBSUΛୡ੒ #-&6QU