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レコメンドコンペ入門

T88
March 24, 2023

 レコメンドコンペ入門

T88

March 24, 2023
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  1. ؔ੢LBHHMFSձJO0TBLB5ɹ
    Ϩίϝϯυίϯϖೖ໳
    H&M Personalized Fashion Recommendations


    OTTO – Multi-Objective Recommender System

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  2. ͸͡Ίʹ

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  3. ࣗݾ঺հ
    ɾςʔϒϧίϯϖ͹͔Γग़ͯΔɻࠓ೥͸෯Λ֦͍͛ͨʢͱຖ೥ݴͬͯΔʣ
    ɾؔ੢LBHHMFSձɹ੢ভࢧ෦

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  4. ୊ࡐ

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  5. w ϑΝετϑΝογϣϯϒϥϯυ).ͷ঎඼Ϩίϝϯυ͕୊ࡐ
    w ސ٬ଐੑ৘ใɺ঎඼ଐੑ৘ใɺաڈͷߪೖཤྺ͕σʔλͱͯ͠༩͑ΒΕΔ
    w σʔλ͕༩͑ΒΕ͍ͯͳ͍ະདྷ̍िؒʹ͓͍ͯશͯͷސ٬ʹରͯͦ͠ͷਓ
    ͕ങ͍ͦ͏ͳ̍̎఺ͷ঎඼ϦετΛఏࣔ͢Δ
    w ධՁࢦඪ͸N"1! NFBOBWFSBHFQSFDJTJPO

    USBJO ೥ؒ
    UFTU XFFL

    5SBJO 5FTUσʔλ ධՁࢦඪ
    ސ٬ଐੑ
    ೥ྸɺձһ৘ใͳͲ
    ঎඼ଐੑ
    ΧςΰϦɺ৭ɺઆ໌จ
    ը૾ɹͳͲ
    ߪೖཤྺ
    σʔλ

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  6. w υΠπͷΦϯϥΠϯγϣοϓ࠷େख0550ͷϨίϝϯυλεΫ
    w ֤TFTTJPO͝ͱ֤UZQF DMJDL DBSUT PSEFST
    ͷཤྺ͕σʔλͱͯ͠༩͑ΒΕΔ
    w UFTU͸࠷ऴिͷTFTTJPO͕ର৅ɻTFTTJPOͷ్த·Ͱͷཤྺ͕༩͑ΒΕ͍ͯΔঢ়ଶͰͦͷޙͷDMJDL
    DBSUT PSEFSTΛ̎̌ݸͷ঎඼ϦετͷܗͰ༧ଌ͢Δ
    w ධՁࢦඪ͸UZQF͝ͱͷSFDBMM!ͷՃॏฏۉ
    5SBJO 5FTUσʔλ ධՁࢦඪ

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  7. Ϩίϝϯυίϯϖ͸ϕʔεϥΠϯ࡞Δͷ͕೉͍͠ʁ
    w σʔλΛ༩͑ΒΕͨ࣌఺Ͱɺػցֶशʹ࣋ͪࠐΊΔܗʹͳ͍ͬͯͳ͍
    w ૉ௚ʹػցֶशͷܗʹ͍࣋ͬͯ͜͏ͱ͢Δͱɺଟ਺ͷ঎඼ºଟ਺ͷϢʔβͷ૊
    Έ߹Θ͕ͤର৅ͱͳΔ͕ɺ౸ఈࡹ͖͖Εͳ͍ͨΊ޻෉͕ඞཁ

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  8. ఆੴ $BOEJEBUF3FSBOL.PEFM

    ΊͬͪΌ
    ଟ͍


    ఔ౓
    5PQ/
    ਪનީิ
    શ঎඼
    ਪનީิ
    ༧ଌ
    TU4UBHF
    $BOEJEBUFHFOFSBUJPO
    ൺֱతφΠʔϒͳख๏Ͱશ
    ঎඼͔ΒਪનީิΛબͼग़
    ͢
    OE4UBHF
    3F3BOL
    ػցֶशϞσϧʹΑΓɺ
    நग़͞Εͨਪનީิͷϥ
    ϯΫ෇͚Λߦ͏

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  9. TU4UBHFͷΞϓϩʔν

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  10. φΠʔϒͳΞϓϩʔν
    w Ϣʔβ͕աڈߪೖͨ͠঎඼ʢग़ݱ೔͕͍࣌ۙॱɺස౓͕ଟ͍ॱͳͲͰTPSUʣ
    w ਓؾ঎඼
    w Ϣʔβଐੑผͷਓؾ঎඼ʢಉ೥୅ͰΑ͘ചΕ͍ͯΔͳͲʣ
    w ಛఆظؒͰΑ͘ചΕͨ঎඼ʢ༧ଌର৅લिͷച্਺ͳͲʣ

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  11. $P7JTJUBUJPONBUSJY
    w ঎඼ؒͷڞىੑʹண໨ɻҰॹʹొ৔͢Δ਺ΛΧ΢ϯτ
    w ͢Ͱʹొ৔͍ͯ͠Δ঎඼ͷ࠷සϖΞΛਪનީิͱͯ͠நग़͢Δ
    w 0UUPίϯϖͰΞϓϩʔνͷϕʔεͱͯ͠޿͘׆༻͞Εͨ
    IUUQTXXXLBHHMFDPNDPEFWTMBZLPWTLZDPWJTJUBUJPONBUSJY
    " # $ %
    "
    "
    " # * +
    "
    "
    & ' #
    ( ) #
    % - )
    / 0 %
    ঎඼Y ঎඼Z $OU
    " #
    " %
    " )
    " $
    ɾ
    ɾ
    ɾ

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  12. ྨࣅ౓Λ༻͍ͨΞϓϩʔν
    w ঎඼ͷܥྻ͔ΒJUFNWFDΛߦ͍ɺ͜ͷຒΊࠐΈϕΫτϧͷྨࣅ౓Λܭࢉɻྨ
    ࣅ౓ͷߴ͍঎඼ϖΞΛਪનީิͱ͢Δ
    w ߪೖ܏޲͔ΒϢʔβؒͷྨࣅ౓Λܭࢉɻྨࣅ౓͕ߴ͍Ϣʔβͷߪೖ঎඼Λਪ
    નީิͱ͢Δ
    w ߪೖ܏޲͔ΒϢʔβΛΫϥελϦϯάɻΫϥελ͝ͱͷਓؾ঎඼Λਪનީิͱ
    ͢Δ

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  13. ͦͷଞศརύοέʔδ
    w 3FD#PMFଟ਺ͷϨίϝϯυϞσϧʢ࣌఺Ͱݸʂʣ͕ڞ௨ͷ
    ϑϨʔϜϫʔΫͰ࣮૷Ͱ͖Δ
    IUUQTSFDCPMFJPJOEFYIUNM

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  14. TUTUBHFॴײ
    w TUTUBHFͰͲΕ͚ͩଟ༷ͳΞϓϩʔνΛॏͶΒΕ͔͕ͨউഊʹେ͖͘Өڹ
    w γϯϓϧͳΞϓϩʔν͕͔ͳΓޮ͘
    w ·ͣ͸γϯϓϧΞϓϩʔνͷѥछʢಛఆ৚݅ʹߜΔͳͲʣΛ৭ʑࢼ͢ͱΑ͍
    w ཧ࿦ݶք஋ͱਪન਺ΛᛀΈͳ͕ΒΞϓϩʔνͷݕ౼Λߦ͏

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  15. OE4UBHFͷΞϓϩʔν

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  16. ಛ௃ྔ
    w ঎඼ಛ௃ྔ
    w Ϣʔβʔಛ௃ྔ
    w ঎඼ºϢʔβʔಛ௃ྔ
    ˞TU4UBHFͰͷॱҐ෇͚ʹ࢖ͬͨ਺ࣈΛಛ௃ྔͱͯ͠΋࢖͏ͱྑ͍

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  17. Ϟσϧ
    w ຆͲ(#%5͕༻͍ΒΕ͍ͯΔ
    w ̎஋෼ྨͱͯ͠ղ͘ɺ3BOLFSϞσϧͰղ͘ɺύλʔϯ͋Γ
    w 3BOLFSϞσϧ
    w -(#.3BOLFS MBNCEBSBOL

    w $BUCPPTU3BOLFS :FUJ3BOL

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  18. OE4UBHFॴײ
    w TU4UBHFͱൺֱ͢Δͱɺॏཁ౓͕एׯམͪΔ
    w ຖճɺSBOLFSࢼ͚͢Ͳɺ݁ہ෼ྨͰྑ͍͔ɺͬͯͳͬͯΔʢ$BUCPPTU͸ࢼ͠
    ͯͳ͍ͷͰ࣍ճ͸࢖ͬͯΈ͍ͨʣ

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  19. ͦͷଞ

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  20. όϦσʔγϣϯ
    USBJOσʔλ
    TU4UBHFநग़OE4UBHFಛ௃ྔɹ
    OE4UBHF
    ֶश
    OE4UBHF
    ධՁ
    TU4UBHFநग़OE4UBHFಛ௃ྔɹ
    w ࣌ܥྻͰ෼ׂɻ௨ৗͷֶशɾධՁظؒͱผʹީิநग़ͱಛ௃ྔ࡞੒༻ͷظؒ
    Λ੾Δඞཁ͕͋Δ
    w ީิநग़΍ಛ௃ྔͷϦʔΫʹؾΛ෇͚Δ

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  21. Ξϯαϯϒϧ
    IUUQTXXXLBHHMFDPNDPEFUJUFSJD[INFOTFNCMJOHIPXUP
    w ֤༧ଌͷSBOLʹॏΈΛֻ͚ͯ
    WPUF͢ΔܗͰΞϯαϯϒϧΛߦ
    ͏
    w ֤ϞσϧͰ࠷ऴ༧ଌ਺Ҏ্ͷީ
    ิΛग़ྗͯ͠Ξϯαϯϒϧͨ͠
    ΓɺॱংʹΑΔείΞมಈΛ཈
    ͑ΔͨΊʹॏΈΛௐ੔͢Δɺͳ
    Ͳͷ޻෉͍ͯ͠Δέʔε΋

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  22. σʔλྔɾॲཧ࣌ؒͷέΞ
    w ߴ3".؀ڥΛ४උʢLBHHMF؀ڥͰۚϝμϧऔΔਓ΋͍ΔͷͰ؁͑ʁʣ
    w OETUBHFͷσʔλΛ࡞੒͢ΔࡍʹOFHBUJWFTBNQMJOH
    w QPMBSTͱDVEGΛ׆༻͢Δ
    w ࣄલܭࢉ΍தؒσʔλͷDBDIFԽͳͲͰ࣮ݧຖͷܭࢉྔΛݮΒ͢
    w ධՁΛҰ෦ͷσʔλͰߦ͏

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  23. w Ϩίϝϯυίϯϖ͸ָ͍͠ʂ
    w ϕʔεϥΠϯ࡞Δͷ͕ൺֱతେม
    ࢀՃऀଟ͍ͷͰϝμϧ͕औΓ΍
    ͍͢
    w ͥͻࢀՃ͠Α͏
    ͓ΘΓʹ

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