Introduction of Deep Learning for Rubyist

Transcript

1. ʮ3VCZJTUͷͨΊͷ%FFQ-FBSOJOHೖ໳ʯฤ
   ాத݈ଠ࿠(.01FQBCP *OD
   ࣛࣇౡ3VCZձٞ
   ͔ͬ͝·หͷ%FFQ-FBSOJOHΛ
   3VCZͰ͖͹ͬ
   

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2. ࣛࣇౡ3VCZձٞӡӦҕһ
   (.0ϖύϘגࣜձࣾ46;63*ࣄۀ෦ΤϯδχΞ
   ాத݈ଠ࿠!UBOBLFO
   

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3. ࣛࣇౡหͷػց຋༁Λ
   3VCZͰ΍Γ͍ͨ
   

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4. ػց຋༁ͷΞϓϩʔν
   ϧʔϧϕʔεػց຋༁ 3VMF#BTFE.BDIJOF5SBOTMBUJPO
   
   ౷ܭతػց຋༁ 4UBUJTUJDBM#BTF.BDIJOF5SBOTMBUJPO
   
   χϡʔϥϧػց຋༁ /FVSBM.BDIJOF5SBOTMBUJPO
   
   (PPHMF຋༁ʹ΋࢖ΘΕ͍ͯΔχϡʔϥϧػց຋༁Λ΍ͬͯΈ͍ͨ
   (PPHMF`T/FVSBM.BDIJOF5SBOTMBUJPO4ZTUFN#SJEHJOHUIF(BQCFUXFFO)VNBOBOE.BDIJOF5SBOTMBUJPO
   

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5. dࣛࣇౡห຋༁΁ͷಓd
   3VCZJTUͷͨΊͷ%FFQ-FBSOJOHೖ໳
   χϡʔϥϧػց຋༁ೖ໳ʙ೔ຊޠΛӳޠʹ຋༁͢Δʙ
   ࣛࣇౡห຋༁ʙํݴ຋༁΁ͷΞϓϩʔνʙ
   

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6. dࣛࣇౡห຋༁΁ͷಓd
   3VCZJTUͷͨΊͷ%FFQ-FBSOJOHೖ໳
   χϡʔϥϧػց຋༁ೖ໳ʙ೔ຊޠΛӳޠʹ຋༁͢Δʙ
   ࣛࣇౡห຋༁ʙํݴ຋༁΁ͷΞϓϩʔνʙ
   ࠓ೔͸ओʹ͜Εʹ͍ͭͯ࿩͠·͢
   

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7. dࣛࣇౡห຋༁΁ͷಓd
   3VCZJTUͷͨΊͷ%FFQ-FBSOJOHೖ໳
   χϡʔϥϧػց຋༁ೖ໳ʙ೔ຊޠΛӳޠʹ຋༁͢Δʙ
   ࣛࣇౡห຋༁ʙํݴ຋༁΁ͷΞϓϩʔνʙ
   ͜ΕΒʹ͍ͭͯ͸গ͚ͩ͠࿩͠·͢
   

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8. ࠓճͷΰʔϧ
   #FGPSF
   !ʮ%FFQ-FBSOJOH΍ͬͨ͜ͱͳ͍ͳ͊ʯ
   ʮ΍Δͱͯ͠΋1ZUIPO͡Όͳ͍ʁʯ
   "GUFS
   #ʮ3VCZͰ%FFQ-FBSOJOH΍Γ͍ͨʂʯ
   

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9. ΋͘͡
   3VCZͰ%FFQ-FBSOJOHΛ΍Δʹ͸ʁ
   ۩ମతʹ͸Ͳ͏࣮૷͢Δͷʁ
   %FFQ-FBSOJOHΛֶͿʹ͸ʁ
   

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10. 3VCZͰ
    %FFQ-FBSOJOHΛ΍Δʹ͸ʁ
    

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11. 1ZUIPOͷ৔߹
    ϑϨʔϜϫʔΫ
    $IBJOFS
    5FOTPS'MPX
    .9/FU
    ਺஋ܭࢉɺߦྻܭࢉ
    /VN1Z
    $V1Z
    IUUQTTQFBLFSEFDLDPNTPOPUTSFEDIBJOFS
    BOEDVNPQSBDUJDBMEFFQMFBSOJOHJOSVCZBU
    SVCZLBJHJ TMJEF
    

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12. 3VCZͷ৔߹
    ϑϨʔϜϫʔΫ
    3FE$IBJOFS
    5FOTPS'MPXSC
    .9/FUSC
    NFOPISVCZ
    ਺஋ܭࢉɺߦྻܭࢉ
    /VNP/"SSBZ
    $VNP
    IUUQTTQFBLFSEFDLDPNTPOPUTSFEDIBJOFS
    BOEDVNPQSBDUJDBMEFFQMFBSOJOHJOSVCZBU
    SVCZLBJHJ TMJEF
    

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13. 3VCZͰ%FFQ-FBSOJOH
    3VCZ༻ͷϑϨʔϜϫʔΫ͕͋Δʂ
    ͋Δ͍͸ɺ1Z$BMMͱ͍͏SVCZHFNΛ࢖ͬͯ

    3VCZ͔Β1ZUIPOͷϥΠϒϥϦΛ࢖͏͜ͱ΋Մೳ
    

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14. ͳΔ΄ͲͶ
    Ͱɺ۩ମతʹ͸Ͳ͏࣮૷͢Δͷʁ
    

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15. 3FE$IBJOFS
    1ZUIPOͷ$IBJOFSΛ3VCZͰҠ২ͨ͠΋ͷ
    3VCZ༻ͷχϡʔϥϧωοτϫʔΫͷϑϨʔϜϫʔΫ
    3VCZ,BJHJͷొஃ಺༰ʹ΋
    
    3FE$IBJOFSBOE$VNP1SBDUJDBM%FFQ-FBSOJOHJO3VCZBU3VCZ,BJHJ4QFBLFS%FDL
    3VCZGPS/-13VCZ,BJHJ
    
    %FFQ-FBSOJOH1SPHSBNNJOHPO3VCZ4QFBLFS%FDL
    

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16. ྫΞϠϝ *SJT
    ͷ඼छΛ෼ྨ͢Δ໰୊
    *SJT%BUB4FUϨίʔυ ඼छYϨίʔυ
    
    ͕͘ยͷ௕͞ ͕͘ยͷ෯ ՖͼΒͷ௕͞ ՖͼΒͷ෯ ΞϠϝͷ඼छ
    *SJT4FUPTB
    *SJT7FSTJDPMPVS
    *SJT7JSHJOJDB
    σʔλΛֶशͯ͠඼छΛਪ࿦͢Δ
    *OQVU͕͘หͷ௕͞ɾ෯ɺՖͼΒͷ௕͞ɾ෯
    0VUQVU඼छ
    

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17. ਪ࿦ͱֶश
    

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18. ਪ࿦ͷΠϝʔδ
    
    
    
    
    
    
    
    ԿΒ͔ͷॲཧ
    ೖྗ஋ ग़ྗ஋
    ֤඼छʹ
    ଐ͢Δ֬཰
    

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19. .-1.VMUJMBZFS1FSDFQUSPO
    
    
    
    
    
    
    
    

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20. .-1.VMUJMBZFS1FSDFQUSPO
    
    
    
    
    
    
    
    தؒ૚ ·ͨ͸ɺӅΕ૚
    
    

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21. .-1.VMUJMBZFS1FSDFQUSPO
    
    
    
    
    
    
    
    ઢܗม׵
    -
    ߦ/ྻ
    ઢܗม׵
    -
    /ߦ/ྻ
    ઢܗม׵
    -
    /ߦྻ
    ઢܗม׵Λܦͯग़ྗ͢Δ
    /ӅΕ૚ͷϊʔυ਺
    

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22. .-1.VMUJMBZFS1FSDFQUSPO
    
    
    
    
    
    
    
    தؒ૚Ͱ͸
    ඇઢܗม׵΋ߦͳ͏
    ඇઢܗม׵
    3F-V
    ඇઢܗม׵
    3F-V
    

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23. <࣮૷>3FE$IBJOFSͰ.-1
    ֤૚Ͱߦ͏ม׵Λఆٛ
    ࠓճ͸ͭͷઢܗม׵
    ೖྗY͕༩͑ΒΕͨ࣌ͷਪ࿦ॲཧ
    ઢܗ ඇઢܗͷม׵Λ܁Γฦ͢
    

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24. ਪ࿦͸͜͜·Ͱɹଓֶ͍ͯश
    

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25. ֶशͷΠϝʔδ
    
    
    
    
    ೖྗ஋
    ਪ࿦ͱਖ਼ղΛൺ΂ͯΈΔͱʜʁ
    
    
    ग़ྗ஋
    

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26. ֶशͷΠϝʔδ
    
    
    
    
    
    
    
    ೖྗ஋
    ग़ྗ஋ ਖ਼ղ
    
    
    
    ਪ࿦ͱਖ਼ղΛൺ΂ͯΈΔͱʜʁ
    

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27. ֶशͷΠϝʔδ
    
    
    
    
    
    
    
    ೖྗ஋
    ग़ྗ஋ ਖ਼ղ
    
    
    
    ޡ͕ࠩ͋Δ
    ਪ࿦ͱਖ਼ղΛൺ΂ͯΈΔͱʜʁ
    

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28. ֶशͷΠϝʔδ
    
    
    
    
    ೖྗ஋
    ઢܗม׵
    -
    ߦ/ྻ
    ઢܗม׵
    -
    /ߦ/ྻ
    ઢܗม׵
    -
    /ߦྻ
    
    
    
    ग़ྗ஋ ਖ਼ղ
    
    
    
    

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29. ֶशͷΠϝʔδ
    
    
    
    
    ೖྗ஋
    ઢܗม׵
    -
    ߦ/ྻ
    ઢܗม׵
    -
    /ߦ/ྻ
    ઢܗม׵
    -
    /ߦྻ
    
    
    
    ग़ྗ஋ ਖ਼ղ
    
    
    
    ޡ͕ࠩখ͘͞ͳΔΑ͏ʹ
    ઢܗม׵ͷॏΈΛ
    ߋ৽͢Δ ֶश
    
    

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30. ʮޡ͕ࠩখ͘͞ͳΔΑ͏ʹʯͱ͸ʁ
    ޡࠩΛଛࣦؔ਺ -PTT
    ͱͯ͠ఆٛ͢Δ
    ͦΕͧΕͷॏΈύϥϝʔλ 8
    ʹؔͯ͠ɺଛࣦؔ਺ͷޯ഑ΛٻΊΔ
    ޯ഑㲈܏͖ภඍ෼ͰٻΊΔ͜ͱ͕Ͱ͖Δ
    ॏΈύϥϝʔλΛޯ഑ͷٯํ޲ʹߋ৽͢Δޯ഑߱Լ๏
    ྫ
    ֬཰తޯ഑߱Լ๏ 4%(4UPDIBTUJD(SBEJFOU%FTDFOU
    
    

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31. ֶशΛ3FE$IBJOFSͰ΍ͬͯΈΔ
    

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32. <࣮૷>σʔληοτͷ४උͱ෼ׂ
    ݸͷσʔλ
    < Z> < Z> ʜ
    ֶश༻ ݕূ༻ ςετ༻
    ֶश༻ͷσʔλΛ
    σʔλֶͣͭश͢Δ
    

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33. <࣮૷>ਪ࿦ͱֶशͷϩδοΫࢦఆ
    ਪ࿦༻ͷωοτϫʔΫΛ࡞Δ
    ࠓճ͸.-1Λ࢖͏
    

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34. <࣮૷>ਪ࿦ͱֶशͷϩδοΫࢦఆ
    ෼ྨ໰୊༻ͷϥούʔ
    ࢦఆ͞Εͨଛࣦؔ਺Λ࢖ͬͯଛࣦΛฦ͢Α͏ʹQSFEJDUPSΛϥοϓ͢Δ
    ະࢦఆͷ৔߹͸ަࠩΤϯτϩϐʔޡࠩ
    

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35. <࣮૷>ਪ࿦ͱֶशͷϩδοΫࢦఆ
    ॏΈΛߋ৽ ֶश
    ͢ΔϩδοΫΛࢦఆ
    PQUJNJ[FSʹج͍ͮͯɺֶश༻σʔλ ΠςϨʔλ
    Ͱ
    ਪ࿦ଛࣦͷࢉग़ॏΈͷߋ৽Λ΍ΔPCKFDU
    

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36. <࣮૷>ֶशͷ࣮ߦ
    VQEBUFSʹΑΔֶशΛ
    TUPQ@USJHHFS·Ͱ܁Γฦ͢
    ࠓճ͸FQPDI ੈ୅
    
    

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37. ֶशͷ༷ࢠ
    ଛࣦ͕ݮ͍͖ͬͯɺ
    ਖ਼ղ཰্͕͕͍ͬͯ͘
    

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38. ֶशͷ༷ࢠ
    ݕূ༻σʔλ
    Ͱ΋
    ࣅͨ݁Ռͱͳͬͨ
    

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39. ֶशͨ͠ޙ
    

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40. <࣮૷>εφοϓγϣοτΛ࢖ͬͨਪ࿦
    ֶश࣌ͱಉ͡ߏ଄ͷωοτϫʔΫʹ
    εφοϓγϣοτΛ-PBE͢Δ
    ςετ༻σʔλͷਪ࿦݁ՌΛ
    ਖ਼ղͱൺֱ͢Δ
    

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41. ਪ࿦݁Ռ
    ਖ਼ղ཰
    ෆਖ਼ղ݅
    
    

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42. Θ͔͖ͬͯͨʂ
    ΋ͬͱֶͿʹ͸ʁ
    

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43. $IBJOFS5VUPSJBM͕Φεεϝ
    ४උฤ
    ͸͡Ίʹ
    1ZUIPOೖ໳
    ػցֶशʹ࢖ΘΕΔ਺ֶ
    ඍ෼ͷجૅ
    ઢܗ୅਺ͷجૅ
    ֬཰ɾ౷ܭͷجૅ
    ػցֶशͱσʔλ෼ੳೖ໳
    ୯ճؼ෼ੳͱॏճؼ෼ੳ
    /VN1Zೖ໳
    TDJLJUMFBSOೖ໳
    $V1Zೖ໳
    1BOEBTೖ໳
    .BUQMPUMJCೖ໳
    σΟʔϓϥʔχϯάೖ໳
    χϡʔϥϧωοτϫʔΫ
    ͷجૅ
    $IBJOFSͷجૅ
    $IBJOFSͷԠ༻
    τϨʔφͱ

    ΤΫεςϯγϣϯ
    ແྉͰχϡʔϥϧωοτϫʔΫ·ͰͷجૅΛຬวͳֶ͘΂Δ
    

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44. ·ͱΊ
    3VCZͰ%FFQ-FBSOJOHΛ΍Δʹ͸ʁ

    3VCZ༻ͷϑϨʔϜϫʔΫ͔ɺ1Z$BMMΛ࢖͏
    ۩ମతʹ͸Ͳ͏࣮૷͢Δͷʁ

    3FE$IBJOFSΛ࢖ͬͨ෼ྨ໰୊ͷ࣮૷ྫΛ঺հͨ͠
    %FFQ-FBSOJOHΛֶͿʹ͸ʁ

    $IBJOFS5VUPSJBM͕Φεεϝ
    

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45. 3VCZͰ%FFQ-FBSOJOH
    ΍Γͨ͘ͳ͖ͬͯͨਓ#ʁ
    

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47. <༧ࠂ>ʮχϡʔϥϧػց຋༁ೖ໳ʯฤ
    ୯ޠͷϕΫτϧԽʂʁ෼ࢄදݱʁʁ
    ܗଶૉղੳ.F$BCʂHFN͸/BUUPʁ
    ࣗવݴޠॲཧͰ༻͍ΒΕΔχϡʔϥϧωοτϫʔΫͱ͸ʜʂʁ
    XPSEWFD $#08 DPOUJOVPVTCBHPGXPSET
    Ϟσϧ
    3// SFDVSSFOUOFVSBMOFUXPSL
    -45. MPOHTIPSUUFSNNFNPSZ
    
    4FRVFODFUP4FRVFODF
    3FE$IBJOFSͰͲ͜·Ͱ࣮ݱͰ͖Δͷ͔ʂʁ
    

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48. <༧ࠂ>ʮࣛࣇౡห຋༁ʯฤ
    ํݴσʔλ͸Ͳ͜ͰखʹೖΕΔʂʁ
    ώϯτ͸ࠃཱࠃޠݚڀॴʰํݴஊ࿩ࢿྉʱʹ͋ͬͨʂ
    σʔλͷෆ଍Λิ͏ʹ͸ʜʂʁ
    ࣅ͍ͯΔํݴʹண໨͢Δͱʂʁ
    ӳޠ຋༁Λͦͷ··౰ͯ͸ΊΔ͜ͱ͸Ͱ͖ͳ͍ʂʁʂʁ
    ํݴͷςΩετ͸ɺൃ࿩Ի੠Λ஧࣮ʹදݱ͢Δඞཁ͕͋Δ
    ୯ޠΑΓ΋Ի͕େࣄͻΒ͕ͳɺΧλΧφɺΞϧϑΝϕοτ
    

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49. 3VCZͰࣛࣇౡห຋༁
    ΍Γͨ͘ͳ͖ͬͯͨਓ#ʁ
    

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51. ͍͕͋ͱ͛͞΋ͨ͠
    5IBOLZPVGPSMJTUFOJOH
    

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