コーディネート整合性を考慮したカテゴリ間推薦

18d356eace1ae9fb3c1188871990a482?s=47 Hayato Maki
July 04, 2018
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 コーディネート整合性を考慮したカテゴリ間推薦

presented in CCSE at Meiji University on 2018.07.01

18d356eace1ae9fb3c1188871990a482?s=128

Hayato Maki

July 04, 2018
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  1. ίʔσΟωʔτ੔߹ੑΛ
 ߟྀͨ͠ΧςΰϦؒਪન ਅ໦༐ਓ
 ελʔττΡσΠݚڀॴ presented in CCSE at ໌࣏େֶ on

    2018.07.01
  2. ϑΝογϣϯʹ͓͚ΔਪનγεςϜ 2 өը Իָ χϡʔε ॻ੶ ϑΝογϣϯ ΞΠςϜ͸̍ͭͣͭݸผʹར༻͞ΕΔ ΞΠςϜ͸ෳ਺ಉ࣌ʹར༻͞ΕΔ 

    ΞΠςϜಉ࢜ͷ૬ੑͷ໰୊͕ൃੜ ෰ͷʮ૊Έ߹Θͤͷྑ͞ʯΛ
 ίʔσΟωʔτͷ੔߹ੑ DPNQBUJCJMJUZ ͱݺͿ
  3. ΧςΰϦؒͷਪન 3 ΧςΰϦ" ͷΞΠςϜ ΧςΰϦ# ͷΞΠςϜ ΧςΰϦؒਪન
 γεςϜ ೖྗ ग़ྗ

    ྫ τοϓε ྫ ϘτϜε ίʔσΟωʔτͷ੔߹ੑ͕ߴ͍ਪનΛ͍ͨ͠
  4. ઌߦݚڀ

  5. 5 ΧςΰϦؒਪનͷ̎εςοϓ ಛ௃நग़εςοϓ ಛ௃நग़ث ಛ௃நग़ث ۙ๣୳ࡧεςοϓ ڞ௨ͷۭؒ΁ ຒΊࠐΉ ಛ௃ϕΫτϧ ಛ௃நग़ث

    ಛ௃ϕΫτϧ ೖྗΫΤϦ Ұ൪͍ۙ
 ΞΠςϜΛग़ྗ ΞΠςϜը૾
  6. 4JBNFTF$//ʹΑΔಛ௃நग़ 6 4JBNFTF$//ύϥϝλΛڞ༗ͨ̎ͭ͠ͷ$// $// $// ಛ௃ϕΫτϧ 4JBNFTF$// $POUSBTUJWF
 ଛࣦ $POUSBTUJWFଛࣦ

    [Bromley+, ’94] [Veit+, ’15] ೖྗ͕ਖ਼ྫͷ৔߹ɺϖΞ͕ۙͮ͘Α͏ʹֶश ෛྫͷ৔߹ɺϖΞ͕ԕ͔͟ΔΑ͏ʹֶश xi xj ∥xi − xj ∥2 max(0,m − ∥xi − xj ∥2 ) m : ϋΠύʔύϥϝλ
  7. .JYUVSFPG&YQFSUʹΑΔॊೈͳਪન 7 ίʔσΟωʔτʹ͸ෳ਺ͷʮྑ͞ʯ͕͋Δ  ෳ਺ͷϞσϧΛֶश .JYUVSFPG&YQFSUT ϚϋϥϊϏεڑ཭ [He+, ’16] xi

    xj γάϞΠυ
 ؔ਺ (xi xj)> M (xi xj) <latexit sha1_base64="Tl21jfMN4QyHTFwXcefcHVg0v3A=">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</latexit> <latexit sha1_base64="Tl21jfMN4QyHTFwXcefcHVg0v3A=">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</latexit> <latexit sha1_base64="Tl21jfMN4QyHTFwXcefcHVg0v3A=">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</latexit> <latexit sha1_base64="Tl21jfMN4QyHTFwXcefcHVg0v3A=">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</latexit> ϚϋϥϊϏεڑ཭ ϚϋϥϊϏεڑ཭ ιϑτϚοΫε ɾ
 ɾ ɾ ಛ௃ϕΫτϧ
  8. ໰୊఺ 8 w ख๏ʹؔ͢Δվળ͸৭ʑɾɾɾ w σʔληοτͷ໰୊  "NB[POಉ࣌ߪೖσʔληοτ  ಉ࣌ʹߪೖ͞ΕͨʹίʔσΟωʔτ੔߹ੑ͕ߴ͍ͱΈͳ͢

    "NB[POಉ࣌ߪೖσʔλͷ໰୊఺ w ಉ࣌ߪೖ͞ΕͨΞΠςϜίʔσΟωʔτͱͯ͠ ಉ࣌ண༻͞ΕΔΞΠςϜ w ͓͠ΌΕʹؔ৺ͷແ͍Ϣʔβͷํ͕ଟ͍ w ߪೖͨ͠ΞΠςϜண༻͍ͨ͠ΞΠςϜ
  9. ϑΝογϣϯ4/4ͷσʔλ 9 w*20/  ສϢʔβͷϑΝογϣϯ4/4  Ϣʔβ͕෰ͷը૾Λ૊Έ߹ΘͤͯίʔσΟωʔ τΛ࡞੒ɺ౤ߘ ౤ߘͷྫ

  10. *20/σʔλͷར఺ 10 w ʢಉ࣌ߪೖ౳Ͱ͸ͳ͘ʣίʔσΟωʔτͱ ͯ͠ಉ࣌ண༻Λ૝ఆͨ͠ը૾ηοτ w ΦγϟϨʹؔ৺ͷ͋ΔϢʔβʔ͕࡞੒ w ʮങͬͨ෰ʯͰ͸ͳ͘ʮண͍ͨ෰ʯΛ൓ө

  11. ࣮ɹݧ

  12. ࣮ݧઃఆ 12 ಛ௃நग़ωοτϫʔΫ *ODFQUJPO7 ଛࣦؔ਺ $POUSBTUJWFଛࣦ ॳظ஋ ֶशࡁΈ෺ମೝࣝϞσϧ ݕࡧʹ༻͍Δ
 ಛ௃ϕΫτϧͷ࣍ݩ

     ਖ਼ྫσʔλ *20/ͰίʔσΟωʔτͱͯ͠౤ߘ ͞ΕͨΞΠςϜϖΞ ෛྫσʔλ *20/ͰίʔσΟωʔτͱͯ͠౤ߘ ͞Εͳ͔ͬͨΞΠςϜϖΞ
  13. 13 ݁Ռ ֶशલ ΤϙοΫ
 ֶशޙ ֶशલ ΤϙοΫ
 ֶशޙ τοϓεUPϘτϜε

  14. 14 ݁Ռ ֶशલ ΤϙοΫ
 ֶशޙ ֶशલ ΤϙοΫ
 ֶशޙ τοϓεUPόοά ֶशલͷϞσϧ͸෺ମೝࣝͰ܇࿅͞Ε͍ͯΔͨΊɺݟͨ໨͕ࣅ͍ͯΔΞΠςϜ

    Λਪન͢Δ܏޲ʹ͋Δ
  15. ·ͱΊ 15 ໨త ίʔσΟωʔτ੔߹ੑͷߴ͍ΧςΰϦؒਪન ख๏ $//ʹΑΔಛ௃நग़ͱ$POUSBTUJWFଛࣦʹΑΔɺ ϖΞը૾ͷڞ௨ۭؒ΁ͷຒΊࠐΈ ݁Ռ ༧උ࣮ݧͷ݁ՌɺֶशʹΑͬͯίʔσΟωʔτ੔ ߹ੑΛֶशՄೳͳ͜ͱ͕෼͔ͬͨɻ

    ݱࡏɺϞσϧͷ࡮৽ʹऔΓ૊ΜͰ͍Δɻ