Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
recommendation system with document similarity
Search
yoppi
January 27, 2018
Programming
0
3.1k
recommendation system with document similarity
yoppi
January 27, 2018
Tweet
Share
More Decks by yoppi
See All by yoppi
Applying oCPC algorithm for production
yoppi
2
710
solving of multi-armed bandit problem in advertisement recommendation
yoppi
2
7.3k
RailsはRubyだ
yoppi
0
230
Other Decks in Programming
See All in Programming
『ドメイン駆動設計をはじめよう』のモデリングアプローチ
masuda220
PRO
8
540
PHP でアセンブリ言語のように書く技術
memory1994
PRO
1
170
OSSで起業してもうすぐ10年 / Open Source Conference 2024 Shimane
furukawayasuto
0
100
subpath importsで始めるモック生活
10tera
0
300
Make Impossible States Impossibleを 意識してReactのPropsを設計しよう
ikumatadokoro
0
170
EventSourcingの理想と現実
wenas
6
2.3k
Enabling DevOps and Team Topologies Through Architecture: Architecting for Fast Flow
cer
PRO
0
310
WebフロントエンドにおけるGraphQL(あるいはバックエンドのAPI)との向き合い方 / #241106_plk_frontend
izumin5210
4
1.4k
NSOutlineView何もわからん:( 前編 / I Don't Understand About NSOutlineView :( Pt. 1
usagimaru
0
330
みんなでプロポーザルを書いてみた
yuriko1211
0
260
C++でシェーダを書く
fadis
6
4.1k
エンジニアとして関わる要件と仕様(公開用)
murabayashi
0
280
Featured
See All Featured
A designer walks into a library…
pauljervisheath
203
24k
Exploring the Power of Turbo Streams & Action Cable | RailsConf2023
kevinliebholz
27
4.3k
Design and Strategy: How to Deal with People Who Don’t "Get" Design
morganepeng
126
18k
Performance Is Good for Brains [We Love Speed 2024]
tammyeverts
6
410
Why Our Code Smells
bkeepers
PRO
334
57k
ReactJS: Keep Simple. Everything can be a component!
pedronauck
665
120k
Practical Tips for Bootstrapping Information Extraction Pipelines
honnibal
PRO
10
720
Unsuck your backbone
ammeep
668
57k
What's in a price? How to price your products and services
michaelherold
243
12k
Templates, Plugins, & Blocks: Oh My! Creating the theme that thinks of everything
marktimemedia
26
2.1k
Bootstrapping a Software Product
garrettdimon
PRO
305
110k
Save Time (by Creating Custom Rails Generators)
garrettdimon
PRO
27
840
Transcript
จॻؒྨࣅʹΑΔ ϨίϝϯυγεςϜ !ZPQQJCMPH։ൃ෦6;06 4QFFF,BJHJ
ࣗݾհ w !ZPQQJCMPHٛాതҰ w 4QFFFྺϲ݄ͪΐͬͱ%$6;06 w (PϦϦʔεΊͰ͍ͨ w γεςϜϓϩάϥϛϯά͕େ w
ےτϨ
͡Ίʹ w ωΠςΟϒΞυωοτϫʔΫͰ͋Δ6;06ϨίϝϯυΟδΣο τΛఏڙ͍ͯ͠Δ w ϝσΟΞͷهࣄͱࠂओ͔Βೖߘ͞ΕͨࠂͦΕͧΕΛΟδΣο τͰϨίϝϯυ
Ϩίϝϯυهࣄ Ϩίϝϯυࠂ هࣄ
͕ɺهࣄϨίϝϯυͷਫ਼͕Α͘ͳ͍ʢ$53͕͍ʣঢ়ଶͩͬͨ
T
ΞϧΰϦζϜ͕ద༻͞Εͳ͍ϥϯμϜΑΓ͍ɻɻɻ
σΟϨΫλʔʮࠓिதʹهࣄCTR্͓ئ͍͠·͢ʯ yoppiʮ;͊ͬʂʁʢ3͘Β͍͔͠ͳ͍ʂʁʣʯ σΟϨΫλʔʮʢʹͬ͜Γʣʯ yoppiʮɺ͍…ʯ ͱ͍͏͜ͱͰͳΔ͘ޙʑͷվળՄೳʹ͢ΔͨΊʹίΞػೳΛ γϯϓϧʹ࡞ΓͭͭCTR্ΛݟࠐΊΔվળΛ͢Δ͜ͱʹ
• Ϩίϝϯυͬͯʁ • จॻؒྨࣅ • UZOUͰͷద༻ྫ • ͞ΒͳΔվળҊ • ·ͱΊ
࣍
• Ϩίϝϯυͬͯʁ • จॻؒྨࣅ • UZOUͰͷద༻ྫ • ͞ΒͳΔվળҊ • ·ͱΊ
l͋ΔϢʔβ͕ڵຯΛ࣋ͭͱࢥΘΕΔใΛਪન͢Δz
࣮ํ๏ w ڠௐϑΟϧλϦϯά w ίϯςϯπϕʔε
ڠௐϑΟϧλϦϯάͰͷϨίϝϯυ w ʮίϯςϯπʹର͢ΔϢʔβͷධՁʯΛݩʹϨίϝϯυ͢Δ w ΞΫηεཤྺɺߪങཤྺɺϨϏϡʔείΞ w ίϯςϯπࣗମͷσʔλͰͳ͘ϢʔβධՁΛΑΓڧ͍ॏΈͱ͠ ͯଊ͑Δ&$ͰΑ͘ΘΕΔ
ίϯςϯπϕʔεͷϨίϝϯυ w ʮίϯςϯπࣗମͷσʔλʯΛݩʹϨίϝϯυ͢Δ w ίϯςϯπͷλΠτϧɺຊจɺΧςΰϦɺը૾ w Ϣʔβσʔλ͕গͳ͍ঢ়ଶͰϨίϝϯυ͍ͨ͠߹ɺϝσΟΞͰ هࣄΛਪન͢Δ߹ʹΘΕΔ
ࠓճ͢͜ͱ w ڠௐϑΟϧλϦϯά w ίϯςϯπϕʔε
ίϯςϯπϕʔεͰهࣄΛϨίϝϯυ͢Δ w ʮจॻಉ͕࢜ࣅ͍ͯΕϢʔβڵຯΛ࣋ͭͰ͋Ζ͏ʯͱ͍͏Ծ ఆΛݩʹهࣄΛϨίϝϯυ͢Δ w ਓ͕ؒݟΔͱͳΜͱͳ͘ࣅͯΔͬͯஅͰ͖Δ w ܭࢉػͲ͏ͬͯஅ͢ΔͷͩΖ͏͔ʁ
• Ϩίϝϯυͬͯʁ • จॻؒྨࣅ • UZOUͰͷద༻ྫ • ͞ΒͳΔվળҊ • ·ͱΊ
จॻؒྨࣅ w จॻؒͰʮͳΜͱͳ͘ࣅ͍ͯΔʯͷΛද͢ईΛԽͨ͠ ͷ w ͦͷईΛྨࣅʢTJNJMBSJUZʣͱݺͿ w ྫ͑ɺʮྨࣅ͕ߴ͍ͷΛࣅ͍ͯΔʯͱఆٛ͢Εܭࢉػ ͦͷ͔Βࣅ͍ͯΔ͔ࣅ͍ͯͳ͍͔ΛஅͰ͖Δ w
ͦͷईΛଌΔํ๏͕͍͔ͭ͘ఏএ͞Ε͍ͯΔ w ϕΫτϧۭؒϞσϧ w ใݕࡧʢ*3ʣ
ϕΫτϧۭؒϞσϧ w จॻதͷग़ݱ୯ޠΛϕΫτϧͱΈͳͯ͠ʢ͍͍ͩͨʣ5'*%'Λ ϕΫτϧʹ༻͍ͯɺίαΠϯੵͳͲΛܭࢉͯ͠ྨࣅΛܭ ࢉ͢Δ
ϕΫτϧۭؒϞσϧ w $PTJOFྨࣅ w +BDDBSEྨࣅ w %JDFྨࣅ w 0WFSMBQྨࣅ
ใݕࡧʢ*OGPSNBUJPO3FUSJFWBMʣ w େྔͷใʢจॻʣ͔ΒతʢΫΤϦʣʹ߹கͨ͠ͷΛऔΓग़ ͢ w จॻؒͰͷྨࣅͱΈͳ͢߹ɺϨίϝϯυରͱͳΔจॻதͷ ୯ޠΛΫΤϦͱΈͳͯ͠จॻू߹ʹରͯ͠ݕࡧ͢Δ
ใݕࡧʢ*OGPSNBUJPO3FUSJFWBMʣ w #. w &MBTUJDTFBSDIʢ-VDFOFʣͷσϑΥϧτͷྨࣅܭࢉͷϞσϧ ʹ༻͞Ε͍ͯΔ w ϊΠζͷϕΫτϧ͕ͱͯখ͘͞ධՁ͞ΕΔͷͰTUPQXPSET ͳͲΛνϡʔχϯά͠ͳͯ͘σϑΥϧτͰͦͦ͜͜ͳਫ਼ʹ ͳΔ
None
• Ϩίϝϯυͬͯʁ • จॻؒྨࣅ • UZOUͰͷద༻ྫ • ͞ΒͳΔվળҊ • ·ͱΊ
6;06ͷهࣄϨίϝϯυγεςϜ w ίϯςϯπϕʔεͷϨίϝϯυΛ࠾༻ w هࣄ͔ΒಛྔΛநग़ w ϕΫτϧۭؒϞσϧΛ࠾༻ w 0WFSMBQྨࣅʹࣅͨͷ w
هࣄʹର͢ΔهࣄϨίϝϯυ܊Λੜ
ϝσΟΞ ࠂओ ৴αʔόܭଌαʔό ࠂϦΫΤετ ࠂϨεϙϯε ίϯόʔδϣϯ௨ ৴ީิσʔλ ৴σʔλੜόον σʔλΣΞϋε ৴ϩά
3%# όονॲཧ ཧը໘ ৴࣮σʔλ
ίϯςϯπϕʔεΛ࠾༻ͨ͠ܦҢ w ڠௐϑΟϧλϦϯάʢେྔͷʣϢʔβ͕͋ΔఔίϯςϯπΛ ८ճ͢Δঢ়ଶͰͳ͍ͱσʔλ͔ΒϨίϝϯυ͠ʹ͍͘ w ڠௐϑΟϧλϦϯάϩϯάςʔϧʹޮ͖͘͢ɺ&$ͳΒ୯Ձ͕ ߴ͍ͷͰϩϯάςʔϧ෦·ͰΧόʔͰ͖Δͷ༗ҙٛ w 6;06ͷΑ͏ͳωΠςΟϒΞυͩͱภΓ͕͋Δʢདྷ๚ऀ͕ճͰऴ ΘΔ͜ͱ͕ଟ͍ʣ
w ͜ͷΑ͏ͳঢ়گԼͰͱͱ୯Ձ͋ͨΓऩӹ͕͍ͷͰϩϯά ςʔϧ෦ʹ͋·Γࢫຯ͕ͳ͍ʢͱࢥ͏ʣ
ಛྔΛຊจ͔Βநग़͢Δ w λΠτϧ͕Ұ൪ಛΛอ͍࣋ͯ͠Δͣ w ਓ͕ؒλά͚͍ͯ͠Δͱݴ͍͑ͯྑ͍ w ຊจશͯΛ͏ͱϊΠζ͕ଟ͘ͳΔ w ॳظ࣮͕࠾༻ʢTJNJMBSJUZʣ w
ຊจͷจΛ࠾༻ w ಛʹ8FCϝσΟΞͰϢʔβʹ͍࣌ؒͰಡΜͰΒ͏ͨΊʹจ ʹཁ͞Εͨͷ͕ॻ͔Ε͍ͯΔ͜ͱ͕ଟ͍ w χϡʔεܥϝσΟΞݦஶ w ʮจॻཁʯͷͰจΛಛྔܭࢉͷࡍʹॏΈΛڧͯ͘͠ܭ ࢉ͢Δํ๏͕Α͘ݟΒΕΔ
ͦͬͱแΜͰϞϛϞϛ ৴ݰṷͷਖ਼͍͠৯ํ͕ʜ ࢁསͷදతͳ՛ʮ٥伷৴ݰṷʯख࡞ΓͷຯΘ͍ʹ ͩ͜Θ͓ͬͨṷͱ͍͖߳͠ͳคɺೱްͳࠇຶ͕ͨͬ Γೖ͍ͬͯ·͢ɻಛͷࠇຶΛ͔͚ͯ৯Δॠؒ ͳΜͱݴ͑ͳ͍ͤʹแ·Εɺ΄ͬͱҰଉ͖ͭͨ͘ ͳΔͰ͠ΐ͏ɻ࣮٥伷৴ݰṷΛϞνʔϑʹͨ͠େਓ ؾͷʮ৴ݰṷεΠʔπʯ͕͍͔ͭ͋͘Γ·͢ɻͬͦ͞ ͘հ͠·͠ΐ͏ʂʮ৴ݰṷιϑτʯɺ͖ͳคͱೱ
ްͳࠇຶ͕ͨͬΓ͔͔ͬͨ٥伷৴ݰṷͱιϑτΫϦʔ Ϝ͕ίϥϘϨʔγϣϯͨ͠ཉுΓͳ߹ͤɻόχϥΞ Πε͕ઈົʹΈ߹Θͬͨ͞༸ંͷΫηʹͳΔຯ ɺ͔ͳΓ᩵ͳεΠʔπʹ্͕͍ͬͯ·͢ɻࢁས ͷ٥伷ຊࣾʹ͋ΔΞτϨοτɺࢁསݝథਧ ࢢͷதԝߴಓ࿏ऍᷟಊύʔΩϯάΤϦΞͰ৯ ΒΕΔͦ͏Ͱ͢ɻʜ
ͦͬͱแΜͰϞϛϞϛ ৴ݰṷͷਖ਼͍͠৯ํ͕ʜ ࢁསͷදతͳ՛ʮ٥伷৴ݰṷʯख࡞ΓͷຯΘ͍ʹ ͩ͜Θ͓ͬͨṷͱ͍͖߳͠ͳคɺೱްͳࠇຶ͕ͨͬ Γೖ͍ͬͯ·͢ɻಛͷࠇຶΛ͔͚ͯ৯Δॠؒ ͳΜͱݴ͑ͳ͍ͤʹแ·Εɺ΄ͬͱҰଉ͖ͭͨ͘ ͳΔͰ͠ΐ͏ɻ࣮٥伷৴ݰṷΛϞνʔϑʹͨ͠େਓ ؾͷʮ৴ݰṷεΠʔπʯ͕͍͔ͭ͋͘Γ·͢ɻͬͦ͞ ͘հ͠·͠ΐ͏ʂʮ৴ݰṷιϑτʯɺ͖ͳคͱೱ
ްͳࠇຶ͕ͨͬΓ͔͔ͬͨ٥伷৴ݰṷͱιϑτΫϦʔ Ϝ͕ίϥϘϨʔγϣϯͨ͠ཉுΓͳ߹ͤɻόχϥΞ Πε͕ઈົʹΈ߹Θͬͨ͞༸ંͷΫηʹͳΔຯ ɺ͔ͳΓ᩵ͳεΠʔπʹ্͕͍ͬͯ·͢ɻࢁས ͷ٥伷ຊࣾʹ͋ΔΞτϨοτɺࢁསݝథਧ ࢢͷதԝߴಓ࿏ऍᷟಊύʔΩϯάΤϦΞͰ৯ ΒΕΔͦ͏Ͱ͢ɻʜ Ϟσϧ࡞ʹར༻
ܗଶૉղੳ w .F$BCΛ࠾༻ w ࣙॻOFPMPHEΛ࠾༻ w IUUQTHJUIVCDPNOFPMPHENFDBCJQBEJDOFPMPHE w 8JLJQFEJBΛϕʔεʹ࡞ΒΕ͍ͯΔ w
8FCϝσΟΞʹରͯ͠εϥϯάΛೝࣝͯ͘͠ΕΔͷͰ༗༻ w TUPQXPSETϝσΟΞຖʹ࠷దԽ͍ͯ͠ͳ͍ w ͋Δఔ͜ΕෆཁͩΖ͏ͱ͍͏ͷΛࣗಈతʹ͍ͯͬͯ͠ ͍Δ
Ϟσϧ࡞ w 0WFSMBQྨࣅΛϕʔεʹͨ͠୯७ͳϞσϧ w 5'ɾ*%'ΛॏΈͱͯ͠ܭࢉ͢Δ͚ͩ w $PTJOFྨࣅΛॳظ࣮ʹద༻ͯͦ͜͠·Ͱ͋Δ݁ՌΛ ಘΒΕͳ͔ͬͨ
ద༻݁Ռ w 6;06Λಋೖ͍ͯ͠ΔશϝσΟΞʹద༻͠ɺ΄΅શͯͷϝσΟΞͰ هࣄ$53ͷ্Λୡ w ճ༡େ෯ʹ্
None
T
None
None
• Ϩίϝϯυͬͯʁ • จॻؒྨࣅ • UZOUͰͷద༻ྫ • ͞ΒͳΔվળҊ • ·ͱΊ
͞ΒͳΔվળҊ w Ϟσϧͷ্ w ͘Β͍Ͱ࡞Γग़ͨ͠ͳΜͪΌͬͯϞσϧͳͷͰਫ਼͕͍͍ͱ ͞Ε͍ͯΔ#.0.CBTFEΛݕূͯ͠Έ͍ͨ w ϝσΟΞຖͷಛྔநग़ͷ্ w ݱࡏຊจ͔Βͷಛྔநग़શϝσΟΞಉ༷ͳͷͰݸʑͷϝσΟ
ΞͰΑΓదͳநग़ํ๏Λݕ౼͢Δ w ଟόϯσΟοτΛద༻ w ΫϦοΫͨ͠ɺ͍ͯ͠ͳ͍ɺͷͱͳΔͷͰ֬ϕϧ ψʔΠͱͳΓଟόϯσΟοτΛద༻Ͱ͖ΔͷͰ͜Ε Λղ͘͜ͱͰϞσϧͷߋ৽͕ՄೳʹͳΔ
• Ϩίϝϯυͬͯʁ • จॻؒྨࣅ • UZOUͰͷద༻ྫ • ͞ΒͳΔվળҊ • ·ͱΊ
·ͱΊ w ίϯςϯπϕʔεͰͷϨίϝϯυͰ$53Λେ෯ʹ͋͛ΒΕͨ w ʮจॻಉ͕࢜ࣅ͍ͯΕϢʔβڵຯΛ࣋ͭͰ͋Ζ͏ʯͱ͍͏ Ծఆ͕ূ໌͞Εͨͱ͍͑Δ w ෳࡶͳϞσϧΛ༻͍ͣͱಛྔͷநग़ஈ֊Ͱ͋Δఔ͠΅Δ͜ ͱͰਫ਼Λग़ͤΔ w
γϯϓϧʹίΞ෦Λ࡞Δ͜ͱͰࠓޙͷվྑͷํཱ͕͍ͯ͢