Data Science BOOTCAMP Practices

データサイエンス・機械学習の演習説明です。
http://www.sompo.io/bootcamp/

Transcript

1. Data Science BOOTCAMP ΞϓϦέʔγϣϯ੍࡞ԋश Yohei Munesada
2. About Me 㾎फఆ
   ༸ฏ
   ΉͶͩ͞
   Α͏΁͍ 㾎 ג
   αΠόʔΤʔδΣϯτ 㾎(`TΞΧσϛʔϝϯλʔ 㾎IUUQXXXZPIFJNOFU 㾎๻ͱσʔλαΠΤϯε
3. िؒɺΈͳ͞·͍͔͕Ͱͨ͠Ͱ͠ΐ͏͔ʁ
4. May think as … 㾎਺ֶతͳجૅΛड͚͖ͯͨɻ 㾎Ӭా͞ΜߨٛͰ৭ʑͱख๏ΛֶΜͰ͖ͨɻ 㾎ߨٛதͷԋशΛղ͍͚ͨͲɺ΋΍ͬͱ͍ͯ͠Δͱ͜Ζ΋͋Δɻ 㾎੍࡞ԋशΛ௨ͯ͠ɺ਎ʹ෇͚͍ͨͱ͜Ζʂ
5. May think as … ͦ͏ͩʂԿ͔࡞ͬͯΈΑ͏ʂ
6. Exercises  .PWJF-FOTΛ༻͍ͨϨίϝϯσʔγϣϯͷߏங  ࠃ੎ௐࠪσʔλΛ༻͍ͨσʔλαΠΤϯε
    ೚ҙͷެ։σʔλΛ༻͍ͨػցֶश
    ػցֶशܥΫϥ΢υ"1*Λ༻͍ͨαʔϏε։ൃ ඞਢ՝୊ બ୒՝୊
7. Objective  ੒ՌΛग़͢͜ͱ
    ϑϩʔʹԊͬͨ࡞ۀεςοϓΛ౿Ή͜ͱ
8. ϑϩʔʹԊͬͨ࡞ۀ
9. How to  ԋशʹऔΓ૊Ήͷ͸ݸਓͰ
    ൃද͸άϧʔϓͰ
10. Schedule  .PWJF-FOTΛ༻͍ͨϨίϝϯσʔγϣϯͷൃද 
    5VF  ϫʔΫ࣌ؒ
    
    ࣭ٙԠ౴λΠϜ 
    8FE  ೚ҙ՝୊ͷൃද 
    'SJ
11. 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
12. Exercises - MovieLens ར༻Մೳͳσʔλ
    ɹIUUQTHSPVQMFOTPSHEBUBTFUTNPWJFMFOT  .PWJF-FOTΛ༻͍ͨϨίϝϯσʔγϣϯͷߏங ඞਢ՝୊
13. Exercises - MovieLens
14. 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
15. ར༻Մೳͳσʔλ
    ɹIUUQXXXTUBUHPKQEBUBLPLVTFJJOEFYIUN Exercises - ࠃ੎ௐࠪ  ࠃ੎ௐࠪσʔλΛ༻͍ͨσʔλαΠΤϯε બ୒՝୊
16. Exercises - ࠃ੎ௐࠪ
17. Exercises - ೚ҙͷσʔλͰʂ  ೚ҙͷެ։σʔλΛ༻͍ͨػցֶश બ୒՝୊ ੈͷதʹ͸༷ʑͳσʔλ͕ެ։͞Ε͓ͯΓɺػցֶशʹར༻Ͱ͖Δσʔλ΋
    ଟʑଘࡏ͠·͢ɻڵຯͷ͋Δσʔλʹ͍ͭͯԾઆΛఆٛͯ͠ػցֶशΛߦ͍ɺ
    ԿΒ͔ͷ੒ՌΛग़͢औΓ૊ΈΛ͍ͯͩ͘͠͞ɻ ٻΊΔΞ΢τϓοτ
    ɹɾͲͷΑ͏ͳσʔλΛ࢖͏͔ʁ
    ɹɾͲΜͳԾઆΛઃఆ͔ͨ͠ʁ
    ɹɾͲͷΑ͏ͳ੒ՌΛಋ͍ͨͷ͔ʁ·ͨͦΕΛͲͷΑ͏ʹಋ͍ͨͷ͔ʁ
18. ར༻Մೳͳσʔλྫ
    ɹ6$*
    .BDIJOF
    -FBSOJOH
    
    ɹɹIUUQBSDIJWFJDTVDJFEVNM
    
    ɹࠃཱ৘ใֶݚڀॴ
    
    ɹɹIUUQXXXOJJBDKQETDJESEBUBMJTUIUNM
    
    ɹ%"5"
    (0
    +1
    
    ɹɹIUUQXXXEBUBHPKQ
    
    ɹ*NBHF/FU
    
    ɹɹIUUQXXXJNBHFOFUPSH
    Exercises - ೚ҙͷσʔλͰʂ ɹ,BHHMF
    
    ɹɹIUUQTXXXLBHHMFDPNEBUBTFUT
    
    ɹ-JWFEPPSχϡʔε
    
    ɹɹIUUQOFXTMJWFEPPSDPN
    
    ɹ౦ژϝτϩΦʔϓϯσʔλ
    
    ɹɹIUUQTEFWFMPQFSUPLZPNFUSPBQQKQJOGP
    
    ɹ5XJUUFS
    "1*ɺͳͲ
     ೚ҙͷެ։σʔλΛ༻͍ͨػցֶश બ୒՝୊
19. Exercises - ೚ҙͷσʔλͰʂ
20. 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
21. Exercises - ػցֶशAPIΛ࢖ͬͯʂ
22. Exercises બ୒՝୊͸͕͔͔࣌ؒΓ·͢ͷͰɺ
    ͓ૣΊʹʂ  .PWJF-FOTΛ༻͍ͨϨίϝϯσʔγϣϯͷߏங  ࠃ੎ௐࠪσʔλΛ༻͍ͨσʔλαΠΤϯε
     ೚ҙͷެ։σʔλΛ༻͍ͨػցֶश
     ػցֶशܥΫϥ΢υ"1*Λ༻͍ͨαʔϏε։ൃ ඞਢ՝୊ બ୒՝୊
23. Q and A ࣭ٙԠ౴λΠϜ
24. Team Building άϧʔϓ෼͚Λ͠·͢
    ʢʙਓఔ౓ʣ
25. Team Building ࣗݾ঺հ
    ͱ
    σΟεΧογϣϯ
26. Thank you ͦΕͰ͸ྑ͍σʔλαΠΤϯεΛʂ