コーディネート整合性を考慮したカテゴリ間推薦

ίʔσΟωʔτ੔߹ੑΛ  ߟྀͨ͠ΧςΰϦؒਪન ਅ໦༐ਓ  ελʔττΡσΠݚڀॴ presented in CCSE at ໌࣏େֶ on
2018.07.01

ϑΝογϣϯʹ͓͚ΔਪનγεςϜ 2 өը Իָ χϡʔε ॻ੶ ϑΝογϣϯ ΞΠςϜ͸̍ͭͣͭݸผʹར༻͞ΕΔ ΞΠςϜ͸ෳ਺ಉ࣌ʹར༻͞ΕΔ
ΞΠςϜಉ࢜ͷ૬ੑͷ໰୊͕ൃੜ ෰ͷʮ૊Έ߹Θͤͷྑ͞ʯΛ  ίʔσΟωʔτͷ੔߹ੑ DPNQBUJCJMJUZ ͱݺͿ

ΧςΰϦؒͷਪન 3 ΧςΰϦ" ͷΞΠςϜ ΧςΰϦ# ͷΞΠςϜ ΧςΰϦؒਪન  γεςϜ ೖྗ ग़ྗ
ྫ τοϓε ྫ ϘτϜε ίʔσΟωʔτͷ੔߹ੑ͕ߴ͍ਪનΛ͍ͨ͠

ઌߦݚڀ

5 ΧςΰϦؒਪનͷ̎εςοϓ ಛ௃நग़εςοϓ ಛ௃நग़ث ಛ௃நग़ث ۙ๣୳ࡧεςοϓ ڞ௨ͷۭؒ΁ ຒΊࠐΉ ಛ௃ϕΫτϧ ಛ௃நग़ث
ಛ௃ϕΫτϧ ೖྗΫΤϦ Ұ൪͍ۙ  ΞΠςϜΛग़ྗ ΞΠςϜը૾

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

.JYUVSFPG&YQFSUʹΑΔॊೈͳਪન 7 ίʔσΟωʔτʹ͸ෳ਺ͷʮྑ͞ʯ͕͋Δ ෳ਺ͷϞσϧΛֶश .JYUVSFPG&YQFSUT ϚϋϥϊϏεڑ཭ [He+, ’16] xi
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໰୊఺ 8 w ख๏ʹؔ͢Δվળ͸৭ʑɾɾɾ w σʔληοτͷ໰୊ "NB[POಉ࣌ߪೖσʔληοτ ಉ࣌ʹߪೖ͞ΕͨʹίʔσΟωʔτ੔߹ੑ͕ߴ͍ͱΈͳ͢
"NB[POಉ࣌ߪೖσʔλͷ໰୊఺ w ಉ࣌ߪೖ͞ΕͨΞΠςϜίʔσΟωʔτͱͯ͠ ಉ࣌ண༻͞ΕΔΞΠςϜ w ͓͠ΌΕʹؔ৺ͷແ͍Ϣʔβͷํ͕ଟ͍ w ߪೖͨ͠ΞΠςϜண༻͍ͨ͠ΞΠςϜ

ϑΝογϣϯ4/4ͷσʔλ 9 w*20/ ສϢʔβͷϑΝογϣϯ4/4 Ϣʔβ͕෰ͷը૾Λ૊Έ߹ΘͤͯίʔσΟωʔ τΛ࡞੒ɺ౤ߘ ౤ߘͷྫ

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

࣮ɹݧ

࣮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 ݁Ռ ֶशલ ΤϙοΫ  ֶशޙ ֶशલ ΤϙοΫ  ֶशޙ τοϓεUPϘτϜε

14 ݁Ռ ֶशલ ΤϙοΫ  ֶशޙ ֶशલ ΤϙοΫ  ֶशޙ τοϓεUPόοά ֶशલͷϞσϧ͸෺ମೝࣝͰ܇࿅͞Ε͍ͯΔͨΊɺݟͨ໨͕ࣅ͍ͯΔΞΠςϜ
Λਪન͢Δ܏޲ʹ͋Δ

·ͱΊ 15 ໨త ίʔσΟωʔτ੔߹ੑͷߴ͍ΧςΰϦؒਪન ख๏ $//ʹΑΔಛ௃நग़ͱ$POUSBTUJWFଛࣦʹΑΔɺ ϖΞը૾ͷڞ௨ۭؒ΁ͷຒΊࠐΈ ݁Ռ ༧උ࣮ݧͷ݁ՌɺֶशʹΑͬͯίʔσΟωʔτ੔ ߹ੑΛֶशՄೳͳ͜ͱ͕෼͔ͬͨɻ
ݱࡏɺϞσϧͷ࡮৽ʹऔΓ૊ΜͰ͍Δɻ

コーディネート整合性を考慮したカテゴリ間推薦

コーディネート整合性を考慮したカテゴリ間推薦

Hayato Maki

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ίʔσΟωʔτ੔߹ੑΛ  ߟྀͨ͠ΧςΰϦؒਪન ਅ໦༐ਓ  ελʔττΡσΠݚڀॴ presented in CCSE at ໌࣏େֶ on

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

ΧςΰϦؒͷਪન 3 ΧςΰϦ" ͷΞΠςϜ ΧςΰϦ# ͷΞΠςϜ ΧςΰϦؒਪન  γεςϜ ೖྗ ग़ྗ

ઌߦݚڀ

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

4JBNFTF$//ʹΑΔಛ௃நग़ 6 4JBNFTF$//ύϥϝλΛڞ༗ͨ̎ͭ͠ͷ$// $// $// ಛ௃ϕΫτϧ 4JBNFTF$// $POUSBTUJWF  ଛࣦ $POUSBTUJWFଛࣦ

.JYUVSFPG&YQFSUʹΑΔॊೈͳਪન 7 ίʔσΟωʔτʹ͸ෳ਺ͷʮྑ͞ʯ͕͋Δ ෳ਺ͷϞσϧΛֶश .JYUVSFPG&YQFSUT ϚϋϥϊϏεڑ཭ [He+, ’16] xi

໰୊఺ 8 w ख๏ʹؔ͢Δվળ͸৭ʑɾɾɾ w σʔληοτͷ໰୊ "NB[POಉ࣌ߪೖσʔληοτ ಉ࣌ʹߪೖ͞ΕͨʹίʔσΟωʔτ੔߹ੑ͕ߴ͍ͱΈͳ͢

ϑΝογϣϯ4/4ͷσʔλ 9 w*20/ ສϢʔβͷϑΝογϣϯ4/4 Ϣʔβ͕෰ͷը૾Λ૊Έ߹ΘͤͯίʔσΟωʔ τΛ࡞੒ɺ౤ߘ ౤ߘͷྫ

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

࣮ɹݧ

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

13 ݁Ռ ֶशલ ΤϙοΫ  ֶशޙ ֶशલ ΤϙοΫ  ֶशޙ τοϓεUPϘτϜε

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

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