Data Science BOOTCAMP Practices - Recommendation

Transcript

1. Data Science BOOTCAMP Ϩίϝϯσʔγϣϯ࡞੒ Yohei Munesada

2. About Me 㾎फఆ
   ༸ฏ
   ΉͶͩ͞
   Α͏΁͍ 㾎 ג
   αΠόʔΤʔδΣϯτ 㾎(`TΞΧσϛʔϝϯλʔ 㾎IUUQXXXZPIFJNOFU 㾎๻ͱσʔλαΠΤϯε

3. Time tables 19:30ʙ19:40ɹΦʔϓχϯάͱࠓ೔ͷׂ࣌ؒ 19:40ʙ19:50ɹάϧʔϓϫʔΫઆ໌ 19:50ʙ20:30ɹάϧʔϓϫʔΫʢൃද४උʣ 20:30ʙ20:40ɹٳܜ 20:40ʙ21:30ɹάϧʔϓผൃදʢ5෼ x 7νʔϜ +

   αʣ 21:30ʙ21:40ɹ࣍ͷ՝୊ͷઆ໌ʢ͞Βͬͱʣ 21:40ʙ21:50ɹάϧʔϓϫʔΫʢऔΓ૊Έ಺༰ͷڞ༗ͱϒϥογϡΞοϓʣ 21:50ʙ22:00ɹऔΓ૊Έ಺༰ͷൃදʢ30ඵ x 7νʔϜ + αʣ

4. Exercises - MovieLens  .PWJF-FOTΛ༻͍ͨϨίϝϯσʔγϣϯͷߏங ඞਢ՝୊ .PWJF-FOTͱ͍͏ެ։σʔλʹ͸ɺөըͷ৘ใɺϢʔβʔͷөըʹର͢Δ৘ใ
   ͳͲؚ͕·Ε·͢ɻͦΕΒσʔλΛ༻͍ͯϨίϝϯυγεςϜΛߏங͍ͯͩ͘͠͞ɻ ٻΊΔΞ΢τϓοτ
   ɹɾϢʔβʔʹରͯ͠өըΛਪન͢Δ

   ϙΠϯτ
   ɹɾਪનʹ͍ͭͯͲͷΑ͏ʹػցֶश໰୊ͱͯ͠ఆٛ͢Δ͔ʁ
   ɹɾͳͥͦͷϞσϧΛબ୒͢Δͷ͔ʁ
   ɹɾ༧ଌ݁ՌͷධՁ݁Ռ͸ʁͲͷΑ͏ʹධՁ͢Ε͹ྑ͍͔ʁ

5. Exercises - MovieLens

6. Presentation contents  ʢՄೳͰͨ͠ΒʣσϞ
    ͲͷΑ͏ͳػցֶश໰୊ͱͯ͠ఆ͔ٛͨ͠ʁ
    ͲͷΑ͏ͳ࣮૷Λ͔ͨ͠ʁ
    ͲͷΑ͏ʹϞσϧΛධՁ͔ͨ͠ʁ
   

    ޻෉ͨ͠ͱ͜Ζɺۤ࿑ͨ͠ͱ͜Ζ
    ͦͷଞओு͍ͨ͜͠ͱΛͲ͏ͧʂ

7. Group work  ݸਓͰͷ੒ՌΛνʔϜ಺Ͱൃද͢Δ
    νʔϜͱͯ͠ͷൃද಺༰Λ࡞੒͢ΔʢϓϨθϯܗࣜ͸ࣗ༝ʣ άϧʔϓϫʔΫΛߦ͍·͢
   ʢʙʣ  ʢՄೳͰͨ͠ΒʣσϞ
   

    ͲͷΑ͏ͳػցֶश໰୊ͱͯ͠ఆ͔ٛͨ͠ʁ
    ͲͷΑ͏ͳ࣮૷Λ͔ͨ͠ʁ
    ͲͷΑ͏ʹϞσϧΛධՁ͔ͨ͠ʁ
    ޻෉ͨ͠ͱ͜Ζɺۤ࿑ͨ͠ͱ͜Ζ
    ͦͷଞओு͍ͨ͜͠ͱΛͲ͏ͧʂ ϓϨθϯ಺༰

8. Take a break ͓ർΕ༷Ͱͨ͠ɺٳܜͰ͢
   ʢʙʣ

9. How is your recommend system ? ൃදͷ͓࣌ؒͰ͢ʂ

10. How is your recommend system ? ղ౴ྫ https://goo.gl/4jGdHI

11. Next exercises  .PWJF-FOTΛ༻͍ͨϨίϝϯσʔγϣϯͷߏங  ࠃ੎ௐࠪσʔλΛ༻͍ͨσʔλαΠΤϯε
     ೚ҙͷެ։σʔλΛ༻͍ͨػցֶश
     ػցֶशܥΫϥ΢υ"1*Λ༻͍ͨαʔϏε։ൃ

    ඞਢ՝୊ બ୒՝୊

12. Next exercises - ࠃ੎ௐࠪ  ࠃ੎ௐࠪσʔλΛ༻͍ͨσʔλαΠΤϯε બ୒՝୊ ࠃ੎ௐࠪσʔλ͔ΒਓޱɺՈ଒ߏ੒ɺ৬ۀͳͲ༷ʑͳ৘ใΛಘΔ͜ͱ͕Ͱ͖·͢ɻ
    ԿΒ͔ͷϏδωε՝୊Λఆٛͨ͠ͷͪʹɺࠃ੎ௐࠪσʔλΛ༻͍ͯϏδωεͷ
    ҙࢥܾఆΛॿ͚Δ৘ใΛఏ͍ࣔͯͩ͘͠͞ɻ

    ٻΊΔΞ΢τϓοτ
    ɹɾఆٛͨ͠Ϗδωε՝୊͸Կ͔ʁ
    ɹɾͦΕʹରͯ͠ࠃ੎ௐࠪσʔλΛͲͷΑ͏ʹ׆༻͔ͨ͠ʁ Ϗδωε՝୊ྫ
    ɹɾ*5ڭҭϏδωεΛల։͍ͨ͠ɻͲͷࢢொଜΛλʔήοτʹ͢Δ΂͖͔ʁ
    ɹɾϑΟϦϐϯਓʹ޲͚ͨΧϑΣϏδωεΛߦ͍͍ͨɻͲ͜Ͱ΍Δ͔ʁ
    ɹɾͳͲ

13. ར༻Մೳͳσʔλ
    ɹIUUQXXXTUBUHPKQEBUBLPLVTFJJOEFYIUN Next exercises - ࠃ੎ௐࠪ  ࠃ੎ௐࠪσʔλΛ༻͍ͨσʔλαΠΤϯε બ୒՝୊

14. Next exercises - ࠃ੎ௐࠪ

15. Next exercises - ೚ҙͷσʔλͰʂ  ೚ҙͷެ։σʔλΛ༻͍ͨػցֶश બ୒՝୊ ੈͷதʹ͸༷ʑͳσʔλ͕ެ։͞Ε͓ͯΓɺػցֶशʹར༻Ͱ͖Δσʔλ΋
    ଟʑଘࡏ͠·͢ɻڵຯͷ͋Δσʔλʹ͍ͭͯԾઆΛఆٛͯ͠ػցֶशΛߦ͍ɺ
    ԿΒ͔ͷ੒ՌΛग़͢औΓ૊ΈΛ͍ͯͩ͘͠͞ɻ

    ٻΊΔΞ΢τϓοτ
    ɹɾͲͷΑ͏ͳσʔλΛ࢖͏͔ʁ
    ɹɾͲΜͳԾઆΛઃఆ͔ͨ͠ʁ
    ɹɾͲͷΑ͏ͳ੒ՌΛಋ͍ͨͷ͔ʁ·ͨͦΕΛͲͷΑ͏ʹಋ͍ͨͷ͔ʁ

16. ར༻Մೳͳσʔλྫ
    ɹ6$*
    .BDIJOF
    -FBSOJOH
    
    ɹɹIUUQBSDIJWFJDTVDJFEVNM
    
    ɹࠃཱ৘ใֶݚڀॴ
    
    ɹɹIUUQXXXOJJBDKQETDJESEBUBMJTUIUNM
    
    ɹ%"5"
    (0
    +1
    
    ɹɹIUUQXXXEBUBHPKQ
    
    ɹ*NBHF/FU
    
    ɹɹIUUQXXXJNBHFOFUPSH
    Next

    exercises - ೚ҙͷσʔλͰʂ ɹ,BHHMF
    
    ɹɹIUUQTXXXLBHHMFDPNEBUBTFUT
    
    ɹ-JWFEPPSχϡʔε
    
    ɹɹIUUQOFXTMJWFEPPSDPN
    
    ɹ౦ژϝτϩΦʔϓϯσʔλ
    
    ɹɹIUUQTEFWFMPQFSUPLZPNFUSPBQQKQJOGP
    
    ɹ5XJUUFS
    "1*ɺͳͲ
     ೚ҙͷެ։σʔλΛ༻͍ͨػցֶश બ୒՝୊

17. Next exercises - ೚ҙͷσʔλͰʂ

18. Next exercises - ػցֶशAPIΛ࢖ͬͯʂ  ػցֶशܥΫϥ΢υ"1*Λ༻͍ͨαʔϏε։ൃ બ୒՝୊ (PPHMF
    
    "84
    
    "[VSF
    
    #JOH
    
    *#.
    ͷ֤αʔϏεͰػցֶशܥͷ"1*͕
    ఏڙ͞Ε͍ͯΔʢྫɿإೝࣝɺԻ੠ೝࣝɺςΩετUPεϐʔνɺFUDʣɻ
    ͜ΕΒͷ"1*Λ࢖͍ɺԿΒ͔໾ཱͪͦ͏ͳΞϓϦαʔϏεΛ੍࡞͍ͯͩ͘͠͞ɻ

    ٻΊΔΞ΢τϓοτ
    ɹɾͲͷ"1*Λར༻͢Δͷ͔ʁ
    ɹɾԿʹ໾ཱͯΔͷ͔ʁͲͷΑ͏ͳαʔϏε͔ʁ ग़୊ҙਤ
    ɹɾֶशࡁΈͷϞσϧΛͲͷΑ͏ʹ࣮ੈքͰ׆͔͢ͷ͔ɺͦΕΛߟ͑ߦಈ͢Δɻ

19. Next exercises - ػցֶशAPIΛ࢖ͬͯʂ

20. Next exercises  .PWJF-FOTΛ༻͍ͨϨίϝϯσʔγϣϯͷߏங  ࠃ੎ௐࠪσʔλΛ༻͍ͨσʔλαΠΤϯε
     ೚ҙͷެ։σʔλΛ༻͍ͨػցֶश
     ػցֶशܥΫϥ΢υ"1*Λ༻͍ͨαʔϏε։ൃ

    ඞਢ՝୊ બ୒՝୊

21. Group work  ݸਓͦΕͧΕͰऔΓ૊ΜͰ͍Δ಺༰ʢऔΓ૊Ή಺༰ʣΛڞ༗
     ൃද಺༰·ͱΊʢϓϨθϯܗࣜ͸ޱ಄Ͱʣ άϧʔϓϫʔΫΛߦ͍·͢
    ʢʙʣ

22. Group work  ൃදʢͲͷΑ͏ͳ಺༰Λѻ͏͔ʣ άϧʔϓϫʔΫΛߦ͍·͢
    ʢʙʣ

23. Thank you ͦΕͰ͸ྑ͍σʔλαΠΤϯεΛʂ