kaggler-ja driven learning | Kaggle Tokyo Meetup #5

Kaggle Tokyo Meetup #5 (https://connpass.com/event/105298/) での発表資料。kaggler-ja slack参加はこちらから (https://kaggler-ja.herokuapp.com/)。

Transcript

1. LBHHMFSKB
   ESJWFO
   MFBSOJOH ͳ࣭ͥ໰ʹ౴͑ɺ Ͳ͏ֶΜͰ͍Δ͔ ,BHHMF
   5PLZP
   .FFUVQ
    -JHIUOJOH
   5BML %FD
   TU
    V
   !VQVSB
2. V !VQVSB l ๭اۀͰӦۀɾϚʔέςΟϯά޲͚ ͷσʔλ෼ੳˍ։ൃ l ,BHHMF
   &YQFSU l ໺ٿϋοΧιϯʢΤϯδχΞϦϯά෦໳ʣҐ l ݚڀ಺༰ɿ৘ใٕज़ͷࣾձ࣮૷ ü %FTJHO
   .FUIPE
   PG
   3FNPUF
   .POJUPSJOH
   4FSWJDF
   GPS
   &MEFSMZ
   $POTJEFSJOH
   $PNNVOJUZ
   $IBSBDUFSJTUJDT
    IUUQFCPPLTJPTQSFTTOMWPMVNFBSUJDMF
3. ຊ೔ͳͥൃදʁ l ͸·ͩແ͍ɾɾɾ͚ΕͲ l LBHHMFSKB
   TMBDL
   UXJUUFS
   ͸ͯͳϒϩάͳͲͰ ੵۃతʹΞ΢τϓοτ͍ͯ͠Δ l ڧ͘ͳ͍ͱൃݴݖ͕ͳ͍ ˡؒҧ͍ l ॳ৺ऀ΋ؾܰʹࢀՃͰ͖Δʮ೔ຊͷσʔλ෼ੳ ίϛϡχςΟʯͰࡏΓଓ͚ͯ΄͍͠ 
4. CFHJOOFSTIFMQͰͷ౤ߘ਺  l աڈϩάΛ#FBVUJGVM4PVQͰॲཧ l ूܭظؒɿ ೥݄೔ʙ݄೔ ʢॳΊͯ౤ߘ͔ͯ͠Βूܭʣ l ͪͳΈʹҐ͸ULN͞Μ
5. 5-
   %3 l LBHHMFSKB
   TMBDL
   XJLJ
   NFFUVQͳͲ ʹ͸ɺ ॳ৺ऀ΋ؾܰʹࢀՃͰ͖Δʮ೔ຊͷσʔλ෼ੳ ίϛϡχςΟʯͰࡏΓଓ͚ͯ΄͍͠ ü 4UFQ
    ࢀՃͯ͠ΈΑ͏ ü 4UFQ
    ࣭໰ͯ͠ΈΑ͏ ü 4UFQ
   
   ճ౴ͯ͠ΈΑ͏ -FU`T
   LBHHMFSKB
   ESJWFO
   MFBSOJOH  ಛʹTMBDLʹ͍ͭͯ
6. ݴ͍͍ͨ͜ͱ͸Ҏ্ ͋ͱ͸֤4UFQʹ͍ͭͯ গ͠ࡉ͔͘Έ͍͖ͯ·͢
7. গ͚ͩ͠༨ஊ ͳͥࢲ͕ʮ೔ຊͷσʔλ෼ੳ ίϛϡχςΟʯʹظ଴͢Δ͔
8. σʔλ͸ʮਓͷຊ࣭ʯΛ๫͘ͱࢥ͏ l ড়౔फͷ͓ࣉͷ௕உͱͯ͠ੜ·ΕΔ l কདྷ͸ܧ͙ʜʜ͔΋ʁʁʁ l σʔλ෼ੳ͸ʮਓؒͷຊ࣭ʯʹܨ͕Δ ü ݸʑͷ෺ࣄͷʮ࠷దԽʯ͕ਐΜͰ͍͘ ü ෺ࣄ͕࠷దԽ͞Ε͍ͯͬͨઌʹɺԿ͕࢒Δͷ͔ ü ͋ΒΏΔ෼໺Ͱσʔλ׆༻͕ਐΜͰ΄͍͠ ü ͲΜͲΜ৽نࢀೖͯ͠΄͍͠ ü ਓจܥͷ஌ݟ͸ࠓޙҰ૚ॏཁʹͳ͍ͬͯ͘ 
9. 4UFQ
   
   ࢀՃͯ͠ΈΑ͏
10. LBHHMFSKB
    TMBDL IUUQTLBHHMFSKBIFSPLVBQQDPN 
11. ༗༻ͳDIBOOFM͕ͨ͘͞Μ  l CFHJOOFSTIFMQʢॳ৺ऀ࣭໰෦԰ʣ l MFBEFSCPBSEMJWFʢ-#࣮گɺղ๏ڞ༗ʣ l LBHHMF@HFOFSBMʢίϯϖ৘ใʣ l SBOEPNʢࡶஊɺྫɿUFOTPSGMPXͷಡΈํʣ l CFHJOOFST@CPPUDBNQʢJO
    DMBTTίϯϖ։࠵ʣ ͳͲ
12. CFHJOOFSTIFMQ 
13. ࢀՃਓ਺ͷਪҠ  'SPN
    !ULN `T
    UXFFU
14. ࢀՃਓ਺ͷਪҠʢਪఆʣ  ग़యɿ૯຿ল౷ܭہ ਓޱਪܭ
    
    IUUQTXXXTUBUHPKQEBUBKJOTVJOFXIUNM ೥݄ ! = 0.012'( + 1.75' + 232
15. ݟ͍ͯΔ͚ͩͰֶͼʹͳΔ l ೔ຊޠ͔ͩΒαϥοͱಡΊΔ l LBHHMF
    NBTUFSΒ͕஌ݟΛམͱ͍ͯ͠Δ l ࣮͸ʮ30.ઐʯͰ΋े෼ʢਓʣ l ελϯϓΛԡͦ͏ 
16. 4UFQ
    
    ࣭໰ͯ͠ΈΑ͏
17. ࣭໰͢Δ࣌͋Δ͋Δ l ॳาతͳ࣭໰͗ͯ͢അࣛʹ͞Εͳ͍͔ʜʜʁ l ͜Μͳ͜ͱฉ͍ͯྑ͍ͷͩΖ͏͔ʜʜʁ l ୭ʹ΋൓Ԡ͞Εͳ͔ͬͨΒݏͩͳʜʜɻ 
18. ৺഑͝ແ༻ 
19. ʮ൓Ԡ͕ͳ͔ͬͨʯ৔߹ l ߴ౓ͳଞਓ͕औΓ૊ΜͰ͍ͳ͍಺༰ʁ ü ઌۦऀʹͳΕΔྖҬ͔΋ʂʁ ü ͋Δछͷࣗ৴ʹͳΔ l ࣭໰͕ཁྖΛಘ͍ͯͳ͍ʁ ü ʮྑ͍࣭໰ʯʹͳ͍ͬͯΔ͔ʁ ü ͬͪ͜͸஫ҙ 
20. ʮྑ͍࣭໰ʯͷͨΊʹ l l1MFBTF
    JODMVEF
    B
    NJOJNBM
    SFQSFYz ü SFQSPEVDJCMF
    FYBNQMFʢ࠶ݱՄೳͳ࣮ྫʣ ü ඞཁ࠷௿ݶͷ৘ใΛఏࣔ͢Δʢ༨෼Λ࡟Δʣ ü 3ίϛϡχςΟͰ࢖ΘΕ͍ͯΔ ü 3ͷύοέʔδ໊ IUUQTHJUIVCDPNUJEZWFSTFSFQSFY 
21. NJOJNBM
    SFQSFYͷྫ 2
    ϦετΛTVN ͯ͠΋ΤϥʔʹͳΓ·͢ɻ 2
    Ϧετͷ஋ͷ࿨Λܭࢉ͍ͨ͠ͷͰ͕͢ɺҎԼͷ ίʔυ͕ΤϥʔʹͳΓ·͢ɻ 
    Y
    
    <
    
    > 
    TVN Y 5SBDFCBDL
    NPTU
    SFDFOU
    DBMM
    MBTU  'JMF
    TUEJO
    MJOF
    
    JO
    NPEVMF 5ZQF&SSPS
    VOTVQQPSUFE
    PQFSBOE
    UZQF T
    GPS
    
    JOU
    BOE
    TUS` l ʮྑ͍࣭໰ʯΛ͠Α͏ͱ͢Δաఔ΋ษڧʹͳΔ  ը૾͡Όͳͯ͘จࣈͰ
22. ࢀߟɿNJOJNBM
    SFQSFY l 3͓͡͞Μͷҟৗͳଈճ౴·ͨ͸ࢲ͸೗Կʹͯ͠৺഑͢ ΔͷΛࢭΊͯSXBLBMBOHͰ࣭໰͢ΔΑ͏ʹͳ͔ͬͨ IUUQTTQFBLFSEFDLDPNZVUBOOJIJMBUJPOIPXJMFBSOFEUPTUPQXPSSZJOH BOEBTL l ࣭໰͓଴͓ͪͯ͠Γ·͢ʂͰ͖Ε͹SFQSFY࢖ͬͯͶ IUUQTVSJCPIBUFOBCMPHDPNFOUSZ l SFQSFYύοέʔδͷ࢖͍ํɺ͋Δ͍͸ӋௗʹౖΒΕΔ લʹ஌Δ΂͖ͭͷ͜ͱ IUUQTOPUDIBJOFEIBUFOBCMPHDPNFOUSZ 
23. ࢀߟɿSXBLBMBOHίϛϡχςΟ IUUQTUXJUUFSDPNIFBWZXBUBMTUBUVT T 
24. ࣭໰͸Ғ͍  ࣭໰͢Δ΍ͭ͸ΊͪΌͪ͘ΌҒ ͍ɻͲΕ͘Β͍Ғ͍͔Λղઆ͠ ͨͭͷ߲໨͕࿩୊ʹ ΫιϦ ϓେձ΋ຄൃʛUPHFUUFS IUUQTUPHFUUFSDPNMJ 
25. 1SJWBUF
    4IBSJOHʹ͸஫ҙ l ։࠵தίϯϖʹؔͯ͠ɺνʔϜ֎Ͱͷίʔυ΍ σʔλͷڞ༗͸ېࢭ l ެࣜͷLFSOFMT
    EJTDVTTJPOTΛར༻͢Δ l ٞ࿦΋LBHHMF্͕๬·͍͠  IUUQTXXXLBHHMFDPNDQMBOFUVOEFSTUBOEJOHUIFBNB[POGSPN TQBDFEJTDVTTJPO BENJO͝ͱʹҙݟ͸ҟͳΔ
26. 4UFQ
    
    ճ౴ͯ͠ΈΑ͏
27. ճ౴͢Δ࣌͋Δ͋Δ l ࣗ෼ΑΓݰਓ͕ͨ͘͞Μ͍Δ͔Βʜʜɻ l ࣗ෼͸߹͍ͬͯΔͱࢥ͏͚Ͳɺຊ౰͸ؒҧͬͯ ͍Δ͔΋ʜʜʁ 
28. ࣗ෼ͳΓͷରԠࡦʢߟ͑ํʣ l ݰਓͩͱॳ৺ऀͷ࣌ͷهԱ͕ബΕ͕ͪ ü ʮͳͥ෼͔Βͳ͍͔ʯ͕෼͔Βͳ͍৔߹΋ l ෼͔Δͱ͜Ζ·Ͱճ౴ͯ͠ɺո͍͠෦෼͸ਖ਼௚ ʹ఻͑Δ ü ʮ͖ͨͨ୆ʯ͕͋Δͱޙʹଓ͖΍͍͢ 
29. ճ౴͢ΔͨΊͷํ๏ l Πϯλʔωοτݕࡧ ü ެࣜυΩϡϝϯτ ü (JU)VCʢιʔείʔυɺJTTVFTʣ ü BS9JWͳͲͷ࿦จ ü ͦͷଞϒϩάͳͲ l σόοά͢Δ ü ࣭໰͕ίʔυ෇͖ͳΒɺΤϥʔ͕࠶ݱ͢Δ͔֬ೝ 
30. ճ౴͢ΔͨΊͷ5JQT l (PPHMFݕࡧͷػೳΛ࢖͏ ü l zɺݴޠઃఆɺظؒࢦఆͳͲ l ӳޠͰݕࡧ͢Δ ü ΍ͬͺӳޠͷํ͕৘ใྔ͕ଟ͍ʢάάΕΔӳޠྗʣ l ೔ࠒ͔ΒΞϯςφΛ޿͘ு͓ͬͯ͘ ü ʮ͋ͷลΛௐ΂Ε͹ྑͦ͞͏ʯΛ஌͓ͬͯ͘ 
31. ճ౴͢Δͷ͕Ұ൪ษڧʹͳΔ l ճ౴͢ΔͨΊʹ͸ɺਂ͍ཧղͷͨΊʹʮී௨ʯ ͷษڧΛ͢Δ l ࣗ෼͕ᐆດʹ͝·͔͍ͯͨ͠෦෼ʹؾ෇͘ l ࣗ෼ͷࢥ͍͔ͭͳ͔ͬͨख๏ɾ໰୊Λఏࣔͯ͠ ͘ΕΔ 
32. ࠷ޙʹվΊͯ
33. 5-
    %3 l LBHHMFSKB
    TMBDL
    XJLJ
    NFFUVQ
    FUD ʹ͸ɺ ॳ৺ऀ΋ؾܰʹࢀՃͰ͖Δʮ೔ຊͷσʔλ෼ੳ ίϛϡχςΟʯͰࡏΓଓ͚ͯ΄͍͠ ü 4UFQ
     ࢀՃͯ͠ΈΑ͏ ü 4UFQ
     ࣭໰ͯ͠ΈΑ͏ ü 4UFQ
    
    ճ౴ͯ͠ΈΑ͏ -FU`T
    LBHHMFSKB
    ESJWFO
    MFBSOJOH  ಛʹTMBDLʹ͍ͭͯ
34. 8JO
    PS
    -FBSO
    :PV
    /FWFS
    -PTF  #Z
    .BSJPT .JDIBJMJEJT ,B["OPWB
    ,%%
    
    BU
    -POEPO
    GSPN
    !WFSGJU
    `T
    UXFFU
    IUUQTUXJUUFSDPNWFSGJUTUBUVT T
35. উ͚͕ͭͩLBHHMF͡Όͳ͍ ࣗ෼ͳΓͷֶͼ͕ಘΒΕΕ͹ ͦΕ͸ʮෛ͚ʯ͡Όͳ͍ TMBDLࢀՃ͸ͪ͜Β͔Β IUUQTLBHHMFSKBIFSPLVBQQDPN