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とある事業会社にとっての Kaggler の魅力

Shuhei Goda
October 12, 2024

とある事業会社にとっての Kaggler の魅力

Rist Meetup 2024「Kaggleは業務の役にたつ」登壇資料
https://connpass.com/event/327246/

Shuhei Goda

October 12, 2024
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  1. © 2024 Wantedly, Inc. ͱ͋Δࣄۀձࣾʹͱͬͯͷ Kaggler ͷັྗ Oct. 12 2024

    - Shuhei Goda Rist Meetup 2024ʮKaggle͸ۀ຿ͷ໾ʹͨͭʯ
  2. © 2024 Wantedly, Inc. ໊લɿ 
 ߹ా पฏ Shuhei Goda

    ॴଐͱ໾ׂɿ 
 ΢ΥϯςουϦʔגࣜձࣾ 
 ɾData Team Manager 
 ɾMachine Learning Tech Lead 
 ɾProduct Manager 
 
 Kaggle Tierɿ 
 Kaggle Competitions Grandmaster @jy_msc ࣗݾ঺հ https://www.kaggle.com/shuheigoda
  3. © 2024 Wantedly, Inc. ຊൃදͰ࿩͍ͨ͜͠ͱ • ࣗࣾͷจ຺ʹج͍ͮͯʮKaggle ͸ۀ຿ͷ໾ʹཱͭʯ͜ͱΛ঺հ 1. Kaggle

    ͰͲ͏͍͏εΩϧ͕ഓΘΕͯɺͲͷΑ͏ͳܗͰ໾ཱͬ ͍ͯΔͷ͔ 2. Kaggle ͰಘΒΕΔεΩϧΛԿͱֻ͚߹ΘͤΔ͜ͱͰɺ͞Βͳ Δۀ຿੒Ռͷ޲্Λ໨ࢦͤΔ͔ Kaggle ϓϨΠϠʔ݉Ϛωʔδϟʔͱ͍͏ࢹ఺Ͱߟ͍͑ͯͨ͜ͱΛ࿩͢
  4. © 2024 Wantedly, Inc. iOS, Android and Web ؾܰʹձࣾ๚໰ ϛογϣϯ΍Ձ஋؍΁ͷڞײͰϚονϯά

    • څ༩΍෱རްੜͳͲͷ৚݅Ͱ͸ͳ͘ɺ૝͍͕͋Ε͹ձࣾͷ ن໛ʹͱΒΘΕͳ͍ ·ͣʮ࿩Λฉ͖ʹߦ͘ʯͱ͍͏৽͍͠ମݧ • ݸਓͱاۀ͕ϑϥοτͳ໨ઢͰग़ձ͑Δ͜ͱͰɺΑΓັྗ తͳ৔ॴΛݟ͚ͭΔ͜ͱ͕Մೳʹ ձࣾ๚໰ΞϓϦʮWantedly Visitʯ
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    اۀ ܦӦ૚ ࣾһ ਓࣄ Wantedly Visit Ԡื ࿩Λฉ͍ͯΈ͍ͨͰ͢ ͥͻ͓࿩͠·͠ΐ͏ʂ εΧ΢τ ͓࿩͠·ͤΜ͔ʁ ͓࿩Λฉ͔͍ͤͯͩ͘͞
  6. © 2024 Wantedly, Inc. ϓϥοτϑΥʔϜͷ੒௕ߏ଄ͱ՝୊ ܧଓɾ෮ؼ ܧଓɾ෮ؼ Ԡื εΧ΢τ ྲྀೖ

    ৽ن • 2-sided marketplaceͰ͋ΓɺاۀͱϢʔβʔͷ྆ํ͕υϥΠόʔ • ྑ࣭ͳίϯςϯπͷ஝ੵɺ଺Γͳ͍Ϛονϯάʢ੒ޭମݧɺίΞՁ஋ʣ͕ॏཁ Visitͷ੒௕Ϟσϧ(ུ֓) ෳࡶ౓ͷ૿ՃͱϚονϯάޮ཰ͷ௿Լ ϓϥοτϑΥʔϜن໛ Ϛονϯά 
 ޮ཰ ੒௕્֐ͱ ͳ͍ͬͯΔ
  7. © 2024 Wantedly, Inc. ΢ΥϯςουϦʔʹ͓͚ΔσʔλαΠΤϯςΟετͷ໾ׂ • ػցֶशɾσʔλ׆༻ͷਪਐɺಛʹਪનγεςϜͷ։ൃʹ஫ྗ • ۩ମతʹ͸ɺطଘਪનγεςϜͷܧଓతͳվળɺ৽͍͠ਪનମݧͷߏஙΛ࣮ࢪ ໰୊ൃݟ

    σʔλαΠΤϯςΟετ 
 ͷ୲౰ൣғ ՝୊ఆٛ ઃܭ ࣮૷ ධՁ ӡ༻ ΫΠοΫͳԾઆݕূͱՁ஋ఏڙͷ࣮ࢪ ʢΞδϟΠϧ։ൃʣ ։ൃϓϩηε ։ൃαΠΫϧ ࣌ؒ …
  8. © 2024 Wantedly, Inc. ͜ͷΑ͏ͳαʔϏε։ൃʹ͓͍ͯ Kaggle ͸Ͳ͏໾ʹཱͭͷ͔ ύοͱࢥ͍ͭ͘ɺ෼͔Γ΍͍͢໾ͷཱͪํ͸ԿͩΖ͏͔ 
 →

    σʔλ෼ੳίϯϖͰಘͨ஌ݟɺ஌ࣝΛۀ຿ʹ௚઀ద༻͢Δ͜ͱ ۀ຿՝୊ Kaggler ͋ɺ͜ΕKaggleͰ ΍ͬͨͱ͜Ζͩʂ ɾಛఆͷ՝୊ʹର͢Δղܾࡦ ɾର৅λεΫʹ͓͚ΔSoTA ͳͲͳͲ
  9. © 2024 Wantedly, Inc. ͡Ό͋ Kaggle ͸ۀ຿ͷ໾ʹཱͨͳ͍ʁ Kaggle Λ௨ͯ͡ʮۀ຿ͷ໾ʹཱͭ൚༻తͳೳྗʯ͕֫ಘͰ͖ɺ 


    ಛఆͳঢ়گ͚ͩͰͳ͘ɺଟ͘ͷ৔໘Ͱͷ׆༻͕ظ଴Ͱ͖Δ ͦΕͰ΋ Kaggle ͸ۀ຿ͷ໾ʹཱͭ ͱߟ͑Δ
  10. © 2024 Wantedly, Inc. ઐ໳ೳྗʮػցֶशͷ࣮ફత஌ࣝʯ มԽͷܹ͍͠MLྖҬʹ͓͍ͯɺ࣮ફత஌ࣝͷܧଓతͳ֫ಘ͸ɺͦͷ࣌఺ʹ͓͚Δ࠷ େݶͷ੒ՌΛ্͛Δ͜ͱʹد༩͢Δ KaggleΛ௨ͨ͡޿͘ਂ͍஌ࣝͷ֫ಘ • ଟ༷ͳίϯϖ΁ͷࢀՃΛ௨ͯ͡ɺ෯޿͍ΞϓϩʔνΛαʔϕΠɾ࣮ફ͢Δ

    • ஌ࣝͷΠϯϓοτͰऴΘΒͣɺ໨తΛ࣋ͬͯͦͷ஌ࣝΛར༻࣮ͯ͠ࡍʹࢼߦࡨޡ ͨ͠ܦݧ͕ਂ͍ཧղʹܨ͕Δ ஌ࣝΛ֫ಘ͢Δ͜ͱͰ • Ξϓϩʔνͷબ୒ࢶ͕૿͑Δ͜ͱͰɺٕज़ͰղܾͰ͖Δ͜ͱͷϨϕϧ্͕͕Δ • ٕज़ͰͲ͜·ͰͰ͖Δ͔ͷղ૾౓͕ߴ·Δ͜ͱͰɺղܾࡦͷ༏ઌ౓ΛܾΊΒΕΔ
  11. © 2024 Wantedly, Inc. ઐ໳ೳྗʮਅͷՊֶతཧղʯ ਵॴͰͷޮՌతͳΞϓϩʔνબఆͷੵΈॏͶ͕େ͖ͳࠩΛੜΈग़͍ͯ͠Δ είΞ 
 ʢߴ͍΄͏͕خ͍͠ʣ ϋΠύϥ

    εέδϡʔϥʔ ϩεؔ਺ લॲཧ ϋΠύϥ εέδϡʔϥʔ લॲཧ ޙॲཧ ޙॲཧ ϩεؔ਺ ͍͢͝ͻͱ Θͨ͠
  12. © 2024 Wantedly, Inc. ઐ໳ೳྗʮਅͷՊֶతཧղʯ ਅͷՊֶతཧղΛ֫ಘ͢Δ͜ͱʹΑͬͯɺྫ͑͹Կ͕Ͱ͖Δʁ • Ξϓϩʔνͷߏ଄ɾύϥϝλΛͲ͏ௐ੔͢Δͷ͕ྑͦ͞͏͔Կͱͳ͘෼͔Δ • ࣮ߦ݁Ռ͕૝ఆ֎ͩͬͨͱ͖ʹɺ໰୊ͷݪҼͷީิ͕Կͱͳ͘෼͔Δ(σόοά)

    • Ͳͷ͙Β͍ੑೳ͕޲্ͦ͠͏͔ / ݶք஋͕Ͳͷ͋ͨΓ͔Կͱͳ͘෼͔Δ • ͲͷΑ͏ʹਐΊ͍ͯ͘ͷ͕ྑͦ͞͏͔Կͱͳ͘෼͔Δ → ۀ຿ʹ͓͚Δɺ࢓ࣄͷ࣭ͱޮ཰ੑʹେ͖͘د༩͢Δ
  13. © 2024 Wantedly, Inc. ઐ໳ೳྗʮਅͷՊֶతཧղͷ֫ಘʯ ࣭ͷߴ͍ࢼߦࡨޡͷྔ ۀ຿࣌ؒ Kaggle࣌ؒ KaggleͰͷ࣭ͷߴ͍੒ޭͱࣦഊͷେྔ֫ಘ •

    ໨తΛ࣋ͬͯɺۃݶ·ͰϞσϧͷੑೳվળΛࢼߦࡨޡ͢Δ͜ͱʹΑͬͯɺ࣭ͷߴ ͍੒ޭͱࣦഊΛଟ֫͘ಘ͢Δ͜ͱ͕Ͱ͖Δ • ߋʹ༷ʑͳίϯϖͰ܁Γฦ͠ܦݧ͢Δ͜ͱͰɺ਺ʑͷΞϓϩʔνͷࢼߦࡨޡͷମ ݧΛҰൠԽ͢ΔʢମʹછΈ෇͔ͤΔʣ͜ͱ͕Ͱ͖Δ
  14. © 2024 Wantedly, Inc. ίϯϐςϯγʔʮ΍Γ੾Δྗʯ ఆٛɿࠔ೉ͳঢ়گʹ௚໘ͯ͠΋ߟ͑ൈ͖ଓ͚ɺ೪Γڧ͞Λ࣋ͬͯ࠷ޙ·Ͱ 
 ੒͠਱͛Δྗ Kaggle Ͱ͜Μͳܦݧ͸͋Γ·ͤΜ͔ʁ

    • ༷ʑͳ࣮ݧΛߦ͕ͬͨείΞ͸શ͘޲্͠ͳ͍ɻཔΈͷߝʹ࢒͍ͯͨ͠࠷ޙͷ࣮ݧ΋ෆൃʹऴΘͬͯ͠ ·ͬͨɻ΋͏౤͛ग़ͨ͘͠ͳΔதͰɺࣃΛ৯͍͠͹ͬͯ΍Δ͜ͱΛͻͶΓग़͠ଓ͚ͨ • ௨ۈ΍͓෩࿊ͷ࣌ؒɺ৸Δ௚લ·Ͱɺ࢛࿡࣌தίϯϖͷ͜ͱΛߟ͍͑ͯͨ
  15. © 2024 Wantedly, Inc. ίϯϐςϯγʔʮ΍Γ੾Δྗʯ ʮͳͥ͜Ε্͕͕Βͳ͍ͷ͔ʯʮ໰୊͸Կ͔ʯʮͲ͏ͨ͠Βվળ͞ΕΔͷ͔ʯͱ͍ͬ ͨ͜ͱΛɺ͍ͭͰ΋Ͳ͜Ͱ΋ͣͬͱߟ͑ଓ͚ΔܦݧΛ Kaggle ͰੵΈॏͶΔ 


    →݁Ռͱͯ͠ɺ࣮຿ʹ͓͍ͯ΋࠷ޙ·ͰఘΊͣʹίϛοτ͠ଓ͚ΔྗͱͳΔ ஫ɿ͜͜Ͱ͍͏΍Γ੾Δྗͱ͸ɺ୯ʹ࡞ۀΛ׬਱͢Δ͜ͱͰ͸ͳ͘ɺৗʹࢥߟΛଓ͚Δ͜ͱΛ ࢦ͢ɻ࠷ޙ·ͰఘΊͣʹߟ͑ൈ͘͜ͱ͸ͱͯ΋೉͍͠ɻ
  16. © 2024 Wantedly, Inc. ίϯϐςϯγʔʮ໰୊ղܾྗʯ ఆٛɿ՝୊Λਖ਼֬ʹཧղ͠ɺద੾ͳղܾࡦΛཱҊɾ࣮ߦ͠ɺͦͷ݁ՌΛݕ ূͯ͠ܧଓతʹվળ͢ΔϓϩηεΛޮՌతʹ਱ߦ͢Δྗ Kaggle Ͱ͜Μͳܦݧ͸͋Γ·ͤΜ͔ʁ •

    ͍ΖΜͳվળΛҰؾʹ٧ΊࠐΜͰ͠·͍ɺ్த͔ΒԿ͕ޮ͍͍ͯΔͷ͔Θ͔Βͳ͘ͳͬͯ͠·ͬͨɻ൓ল ͯ͠ɺద੾ͳ࣮ݧ݁ՌΛಘΒΕΔΑ͏ɺมߋࠩ෼Λҙ࣮ࣝͯ͠ݧΛܭըཱͯͯਐΊͨ • ଟ͘ͷ࣮ݧΛߦ͍ɺ͏·͍ͬͨ͘έʔε͚ͩͰͳ͘ɺ͏·͍͔͘ͳ͔ͬͨέʔε΋ؚΊ༷ͯʑͳ࣮ݧࡐྉ ͔Β૯߹తʹߟ͑ଓ͚Δ͜ͱͰɺmagicʢඈ༂తʹείΞΛ৳͹ͤΔॏཁͳ؍఺ɾԾઆʣΛ֫ಘͨ͠ • Ұ౓݁࿦͚ͮͨ͜ͱͰ΋͍ٙ௚͠ɺ࠶࣮ݧ͢Δ͜ͱͰɺҎલͷ݁࿦͕ؒҧ͍ͬͯͨ͜ͱΛൃݟͨ͠ ೚ҙͷ࢓ࣄ͸໰୊ղܾɻ࣮ݧࢤ޲ɾߴ͍ಎ࡯ྗɾ൷൑తࢥߟͱ͍ͬͨɺޮՌతʹෆ ࣮֬ੑΛݮΒ͢ಈ͖ΛऔΔ͜ͱ͕ɺ࢓ࣄͷ੒ޭ֬౓Λ͙ͬͱҾ্͖͛Δ
  17. © 2024 Wantedly, Inc. ίϯϐςϯγʔʮυϝΠϯࢤ޲ʢސ٬ࢤ޲ʣʯ ఆٛɿٕज़΍ख๏ͷߴ౓Խ͚ͩʹनΘΕΔ͜ͱͳ͘ɺಛఆͷυϝΠϯʢۀքɺ ෼໺ɺ໰୊ྖҬʣ΍ސ٬ͷχʔζʹదͨ͠ΞϓϩʔνΛબ୒͠ద༻͢Δ࢟੎ Kaggle Ͱ͜Μͳܦݧ͸͋Γ·ͤΜ͔ʁ •

    ٕज़తͳ޻෉ΛੵΈॏͶͯ΋ۚϝμϧϥΠϯʹશ͘ಧ͔ͳ͍ɻඈ༂తʹείΞ͕৳ͼɺଞࢀՃऀͱͷ 
 େ͖ͳࠩΛ͚ͭͨͷ͸ɺυϝΠϯ஌ࣝʹجͮ͘Ξϓϩʔνͩͬͨɻ • υϝΠϯ஌ࣝΛಘΔͨΊʹɺମܥతͳ஌ࣝΛॻ੶ͳͲ͔Β֫ಘ͢Δ / ࣮ࡍʹσʔλΛఆੑతʹோΊͯΈ Δ / ࣮ࡍʹαʔϏεΛ৮ͬͯΈΔ Կ͔Βେ͖ͳඈ༂͕ੜ·ΕΔ͔Λ௧ײͨ͠ܦݧ͕ɺ࣮຿Ͱࠔ೉ʹؕͬͨ࣌ʹٕज़ͩ ͚ΛݟͨվળΛආ͚ͯɺຊ࣭తղܾΛಋ͘ߦಈΛଅ͢
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 ඼࣭ ౤Լͨ࣌ؒ͠ɺίετ ϕʔεϥΠϯ

    εϖγϟϦετ ※ ਤʹ͢Δͷ͕໘౗ͳͷͰɺٕज़ֵ৽ʹΑΔඈ༂͸ߟ͑ͳ͍΋ͷͱ͢Δ ݱ࣌఺Ͱͷ 
 ݶք஋
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 ੑೳ ڝ૪ྗͷ͋Δ༏Εͨੑೳʹ౸ୡ͢Δ·Ͱͷίετ͕ࠩେ͖͘ੜ͡Δ Ձ஋ఏڙͰ͖Δ

    ࠷খݶͷੑೳ ౤Լͨ࣌ؒ͠ɺίετ ϕʔεϥΠϯ εϖγϟϦετ ڝ૪ྗͷ͋Δ 
 ੑೳ ཁٻ͕ߴ͍΄Ͳ 
 େ͖͘ͳΔ ݱ࣌఺Ͱͷ 
 ݶք஋
  20. © 2024 Wantedly, Inc. ΢ΥϯςουϦʔʹ͓͚ΔʮKaggleͷ໾ཱͪ౓߹͍ʯ ػցֶशϞσϧͷੑೳ αʔϏεͷ 
 ఏڙՁ஋ ػցֶशϞσϧͷ

    
 ੑೳ ౤Լͨ࣌ؒ͠ɺίετ αʔϏεͷఏڙՁ஋Λ࠷େԽ͢ΔͨΊʹɺػցֶशϞσϧͷੑೳΛಥ͖٧Ίͳ ͍ͱ͍͚ͳ͍ ΑΓߴ඼࣭ͳػೳΛਝ଎ʹఏڙ͠ଓ͚Δ͜ͱͰͷ 
 ࣋ଓతͳ༏Ґੑͷཱ͕֬Ձ஋ͱͳΔ ݱ࣌఺Ͱͷ 
 ݶք஋
  21. © 2024 Wantedly, Inc. Kaggle͕ಛʹ໾ཱͪͦ͏ͳMLۀ຿Λ෼ྨͯ͠ΈΔ 1. MLͷੑೳͱίΞՁ஋͕ ൺྫͯ͠޲্͠ଓ͚Δέʔ ε 2.

    ߴ͍ੑೳʹ౸ୡͯ͠ॳΊͯ Ձ஋ఏڙͰ͖Δέʔεʢe.g. ࣗಈӡసʣ ×ͨ͘͞Μ ػցֶशϞσϧͷੑೳ αʔϏεͷ 
 ఏڙՁ஋ ػցֶशϞσϧͷੑೳ αʔϏεͷ 
 ఏڙՁ஋ ػցֶशϞσϧͷੑೳ αʔϏεͷ 
 ఏڙՁ஋ 3. ҰఆͷੑೳͰे෼ͳMLλ εΫ͕ଟ͘ଘࡏ͢Δέʔε
  22. © 2024 Wantedly, Inc. Kaggle ͷܦݧΛ׆༻ͯ͠ɺΑΓେ͖ͳ੒ՌΛग़ͨ͢Ίʹ ࢓ࣄͰ੒ՌΛग़ͨ͢ΊʹඞཁͳೳྗશͯΛ Kaggle Ͱ৳͹ͤΔΘ͚Ͱ͸ͳ͍ →

    Kaggle ֎ͰഓΘΕΔೳྗΛ͏·ֻ͚͘߹ΘͤΔ͜ͱ͕ॏཁ KaggleͰ 
 ಘΒΕΔೳྗ Kaggle֎Ͱ 
 ಘΒΕΔೳྗ །ҰແೋͷόϦϡʔ
  23. © 2024 Wantedly, Inc. ྫ1ɿػցֶशͷઐ໳ੑ × υϝΠϯཧղ ΠϯύΫτΛ࣍ͷΑ͏ʹ෼ղɿιϦϡʔγϣϯͷ࣭ × Ծઆͷਫ਼౓(υϝΠϯཧղͷਂ͞)

    υϝΠϯཧղ ιϦϡʔγϣϯͷ࣭ ߴ ௿ ઙ ਂ • େ͖ͳมԽΛੜΈग़͢ͷ͸ɺ 
 υϝΠϯ΍ͦΕΒͷσʔλͷຊ࣭ 
 Λଊ͑ͨΞϓϩʔν • ಛఆͷυϝΠϯʹͲͬ΀Γਁ͔Δ 
 ͜ͱͰɺΑΓޮՌతͳML׆༻͕ 
 ظ଴Ͱ͖Δ ※͜͜Ͱ͍͏υϝΠϯɿMLٕज़ͷద༻ର৅ͱͳΔ 
 ಛఆͷۀք΍෼໺ɺ໰୊ྖҬ
  24. © 2024 Wantedly, Inc. ྫ2ɿػցֶशͷઐ໳ੑ × ϓϩμΫτϚωδϝϯτ ΠϯύΫτΛ࣍ͷΑ͏ʹ෼ղɿιϦϡʔγϣϯͷ࣭ × ՝୊ͷ࣭

    ՝୊ͷ࣭ ιϦϡʔγϣϯͷ࣭ ߴ ௿ ௿ ߴ • MLΛ׆༻ͯ͠ʮԿΛʯʮԿͷͨΊ ʹʯղܾ͢Δͷ͔ɺͦͷ໰͍Λఆٛ ͢Δ • MLͰͲ͜·Ͱ࣮ݱͰ͖Δ͔Λߴ͍ 
 ղ૾౓Ͱೝ্ࣝͨ͠Ͱద੾ͳ໰͍Λ ߏங͠ɺٕज़ͱϏδωεͷڮ౉͠Λ ߦ͏