社内での円滑なデータ分析のために / for-smooth-data-science

2019年11月5日 Connehito Marché vol.6 〜機械学習・データ分析市〜 (https://connehito.connpass.com/event/149552/) でのLT資料です。

10分間の LT です。
データ分析プロジェクトを円滑に進めるために必要だと感じた「社内政治」について語っています。いい意味です。

Transcript

1. ©2019 Wantedly, Inc.
   ࣾ಺Ͱͷԁ׈ͳσʔλ෼ੳͷͨΊʹ
   Connehito Marché vol.6 ʙػցֶशɾσʔλ෼ੳࢢʙ
   5.Nov.2019 - Yuya Matsumura @yu-ya4
   

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2. ©2019 Wantedly, Inc.
   ✓ Yuya Matsumura
   ✓ Wantedly, Inc. Recommendation Team
   ✓ Data Scientist, Team Lead
   ✓ Interested in Information Retrieval, Machine Learning
   Self-Introduction
   @yu-ya4
   @yu__ya4
   

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3. ©2019 Wantedly, Inc.
   ࣾ಺ʹ͓͚Δσʔλ෼ੳۀ຿
   ͏·͘ԁ׈ʹਐΊΒΕ͍ͯ·͔͢ʁ
   

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   ͜Μͳ͜ͱࢥͬͯ͠·ͬͨ͜ͱ͋Γ·ͤΜ͔ʁ
   

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   ʮࣗ෼ͨͪͷγΰτͷ੒Ռ͸ਖ਼౰ʹධՁ͞Ε͍ͯͳ͍ʂ
   ্ͷཧղ͕଍Γ͍ͯͳ͍ʂʯ
   ʮ·ͨ஌Βͳ͍͏ͪʹϩάͷܗ͕ࣜมΘͬͯͯϞσϧ͕յΕͨʂ
   ଞͷνʔϜͷਓؒ͸શવσʔλ෼ੳΛཧղͰ͖͍ͯͳ͍ʂʯ
   

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   ͦ΋ͦ΋ɼνʔϜ֎ͷਓʹ͋ͳ͕ͨͲΜͳγΰτΛ͍ͯ͠Δ
   ͷ͔Λ఻͑Δ౒ྗΛ͍ͯ͠·͔͢ʁ
   

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   ٯʹɼ͋ͳͨ͸νʔϜ֎ͷਓ͕ͲΜͳγΰτΛ͍ͯ͠Δͷ͔
   ཧղ͍ͯ͠·͔͢ʁ
   

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   ༷ʑͳ໾ׂ΍໨తͷνʔϜ͕ࠞࡏ͢Δ૊৫ʹ͓͍ͯΑΓԁ׈ʹ
   σʔλ෼ੳΛߦ͏ͨΊʹ͸ɼ୯७ͳۀ຿ͰٻΊΒΕΔҎ্ͷ
   ίϛϡχέʔγϣϯ͕ඞཁʢͱ΅͘͸ࢥ͍ͬͯ·͢ʣ
   ࠓ೔఻͍͑ͨ͜ͱ
   

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   γΰτΛཧղ͠߹͍͑ͯͳ͍͕ͨΊʹى͜Γ͏Δ໰୊ͷଘࡏ
   υΩϡϝϯτ͔ΒಘΒΕΔҎ্ʹਂ͍υϝΠϯ஌ࣝͷඞཁੑ
   σʔλ෼ੳͷ੒ՌɾՁ஋ͷݟ͑ʹ͘͞
   Whyʢͳͥඞཁ͔/ͲͷΑ͏ͳ໰୊͕͋Δͷ͔ʣ
   

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    ✓ σʔλ෼ੳͰ͸༷ʑͳσʔλΛ༷ʑͳՕॴͰ࢖ͬͯΔͱ͍͏͜ͱΛҙࣝͤͣʹαʔ
    ϏεʹมߋΛߦ͏ͱҙਤͤͣյͯ͠͠·͏͜ͱ͕͋Δɻ
    • طଘͷΧϥϜʹೖΔσʔλͷܗ͕ࣜมߋ͞ΕͯϞσϦϯά෦෼͕յΕΔ
    • σʔλͷ෼෍ʹӨڹΛ༩͑ΔมߋʹΑΓؾ͔ͮͳ͍͏ͪʹϞσϧͷਫ਼౓͕ѱ͘ͳΔ
    • ϏδωενʔϜʹΑΔ RPA ͷ׆༻
    • ΞϓϦϦχϡʔΞϧʹ൐͏ API ͷόʔδϣϯΞοϓ
    ✓ σʔλ෼ੳνʔϜͷαʔϏε΁ͷมߋ͕ʢਪનϞσϧͷߋ৽ͳͲʣ෼͔Γʹ͍ͨ͘
    Ίʹؾͮ͘͜ͱ͕Ͱ͖ͣɼࢪࡦͷޮՌଌఆʹӨڹ͕ग़Δ͜ͱ͕͋Δɻ
    • ਪનϞσϧͷมߋͷӨڹʁࢪࡦͷӨڹʁ
    1. γΰτΛཧղ͠߹͍͑ͯͳ͍͕ͨΊʹى͜Γ͏Δ໰୊ͷଘࡏ
    

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    2. υΩϡϝϯτ͔ΒಘΒΕΔҎ্ʹਂ͍υϝΠϯ஌ࣝͷඞཁੑ
    ✓ ਖ਼͘͠σʔλ෼ੳΛߦ͏ʹ͸υϝΠϯ஌͕ࣝॏཁͰඞਢ
    • ϓϩμΫτͷཧղ΍ϏδωεϞσϧͷཧղ
    • ྑ͍ϢʔβମݧͷͨΊʹ͸KPI ͳͲͷࢦඪҎ֎ʹ΋ݟΔ΂͖਺ࣈͱ͍͏ͷ͸ଟʑଘࡏ͢Δ
    • ͋Δఔ౓·Ͱ͸υΩϡϝϯτͳͲͰಘΒΕΔ
    ✓ υΩϡϝϯτ͔ΒಘΒΕΔ΋ͷҎ্ͷ৘ใ
    • Ͳ͏͍͏ࢥ͍ɾܦҢɾ໨తͰͦͷαʔϏεɾػೳΛ࡞ͬͨͷ͔ʁ
    • ࠓޙͲͷΑ͏ʹվળ͍͖͍ͯͨ͠ͷ͔ʁ
    • ͦͷػೳʹৄ͍͠ਓ͕ײ֮ͱ͍ͯ࣋ͬͯ͠ΔϢʔβͷಛ௃
    • ͦ΋ͦ΋׬ᘳͳυΩϡϝϯτͳͲଘࡏ͠n(ry
    

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    3. σʔλ෼ੳͷ੒ՌɾՁ஋ͷݟ͑ʹ͘͞
    ✓ ੒ՌΛओு͠ʹ͍͘
    • ΞϓϦέʔγϣϯΤϯδχΞͳͲʹൺ΂ͯɼʮ͜Μͳ΋ͷͭ͘Γ·ͨ͠ʂʯͱ͸ͳ͔ͳ͔ݴ
    ͍ͮΒ͍
    • ॏཁͳҙࢥܾఆʹܨ͕Δ෼ੳΛߦͬͯ΋ɼ࣮ࡍʹࢪࡦΛߦͬͨਓͷ΄͏͕ͳΜ͔ͦ͢͝͏
    • ʮϞσϧͷվળͰCVR ͕ʓʓ%޲্͠·ͨ͠ʂʯ-> Ͳ͜·Ͱ͕ຊ౰ͷ܅ͨͪͷ੒Ռͳͷʁ
    ✓ Ձ஋ΛೝΊͯ΋Β͑ͳ͍ͱ
    • Ϟνϕʔγϣϯ্͕͕Βͳ͍
    • ଞͷϝϯόʔ͔ΒʮԿ΍ͬͯΔ͔෼͔Βͳ͍ਓʯೝఆ͞ΕΔʢ͏ͪͰ͸ͦΜͳ͜ͱͳ͍͕ʣ
    • ্͔ΒͷධՁͱࣗݾධՁʹͣΕ͕ى͖͏Δ
    

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    ௚઀ؔ܎ͷͳ͍ϓϩδΣΫτʹೳಈతʹؔΘΔ
    ͍Ζ͍ΖͳνʔϜͷϝϯόʔͱͷର໘Ͱͷձ࿩
    ࡞੒ͨ͠υΩϡϝϯτ΍෼ੳͰಘͨ஌ݟͷࣾ಺΁ͷڞ༗
    ࣾ಺ʹ͓͚ΔओுʢϛʔςΟϯάɼ৽ଔݚमʣ
    ࣾ֎ʹରͯ͠ͷओுʢϒϩάɾొஃɾ4/4ʣ
    HowʢͲͷΑ͏ʹղܾ͠Α͏ͱ͔ͨ͠ʣ
    

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    1. ௚઀ؔ܎ͷͳ͍ϓϩδΣΫτʹೳಈతʹؔΘΔ
    ✓ ϝϯγϣϯ͞Ε͍ͯͳ͍ Issue ΍௚઀ؔ܎ͷͳ͍ Slack Channel Ͱ΋Ͱ͖Δ͚ͩݟ
    Δɾίϝϯτ͢Δ
    • ͋ͳͨͷϓϩδΣΫτʹ΋ڵຯ͕͋Γ·ͩͧ͢Ξϐʔϧ
    • ϓϩδΣΫτͷಈ͖Λ஌Βͳ͍͜ͱʹΑΔࣄނΛະવʹ๷ࢭ
    • σʔλαΠΤϯεͷ؍఺͔Β໾ཱͭॿݴ͕Ͱ͖ͨΒ࠷ߴ
    

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    2. ͍Ζ͍ΖͳνʔϜͷϝϯόʔͱͷର໘Ͱͷձ࿩
    ✓ ϥϯνߦ͘ɾڞ༗εϖʔεͰඞཁҎ্ʹ࿩͔͚͠Δ
    • ࡶஊͰ΋ϓϩδΣΫτͷ͜ͱͰ΋ͳΜͰ΋͍͍
    • ࣗ෼͕ϓϩμΫτͷ͜ͱΛຊ౰ʹߟ͍͑ͯΔͱ͍͏࢟੎ΛݟͤΔ
    • ʮσʔλαΠΤϯεͷྗ͕͋Ε͹͜Μͳ͜ͱ΋Ͱ͖Δʯͬͯɼࢥ͍ͬͯΔҎ্ʹΈΜͳ
    ஌Γ͕͍ͨͬͯΔ
    ✓ ͍͟ͱ͍͏࣌ʹ࿩͔͚͠΍͍͢/࿩͔͚ͯ͠΋Β͍΍͍͢ͷຊ౰ʹେ੾
    • ίϛϡχέʔγϣϯίετ͕ߴ͍͔Βͱ͍͏ཧ༝Ͱ఻ΘΒͳ͍৘ใΛͳΔ΂͘ͳ͘͢
    • νʔϜͷϦʔμʢҙࢥܾఆऀʣͳͲͱϑϥοτʹҙݟަ׵Ͱ͖Δؔ܎Λங͚Δͱϕλʔ
    

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    3. ࡞੒ͨ͠υΩϡϝϯτ΍෼ੳͰಘͨ஌ݟͷࣾ಺΁ͷڞ༗
    ✓ σʔλ෼ੳͷաఔͰಘΒΕͨࢿ࢈Λ࢒͢ɾࣗ෼͚ͨͪͩͷ΋ͷʹ͠ͳ͍
    • ଟগίετ͕͔͔ͬͯ΋ࢿ࢈͸࢒͢΂͖ʢͱ͸ݴͬͯ΋ΊΜͲ͍͕͘͞…ʣ
    • σʔλ෼ੳͷ஌͕ࣝগͳ͍ώτʹཧղͯ͠΋Β͑Δจষͷ࿅शʹ΋ͳΔ
    • Ϣʔβͷߦಈʹؔ͢Δ஌ݟͱ͔͸ଞͷνʔϜͷࢪࡦʹܨ͕Δ͔΋
    • ͳΜ΍͔Μ΍Ͱࣗ෼ͨͪʹͱͬͯ໾ཱͭ
    

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    4. ࣾ಺ʹ͓͚ΔओுʢϛʔςΟϯάɼݚमʣ
    ✓ શମϛʔςΟϯάͳͲͷػձͰσʔλ෼ੳͷγΰτΛڞ༗͢Δ
    • ୭Ͱ΋ཧղͰ͖ΔΑ͏ʹ෼͔Γ΍͘͢ɼ͔ͭͨ·ʹ೉͘͠
    • ͱ͖ʹ͸Φʔόʔʹओு͢Δ͜ͱ΋େ੾ʢ͔΋ʣ
    ✓ ݚमͳͲͷػձΛੵۃతʹ׆༻
    • ࣾ಺ʹ͓͚Δσʔλ෼ੳ΁ͷཧղͷఈ্͛
    https://speakerdeck.com/tan_z_tan/how-to-get-involved-with-machine-learning-at-wantedly
    https://speakerdeck.com/yuya4/wantedly-newcomer-training-bigquery-training
    

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    5. ࣾ֎ʹରͯ͠ͷओுʢϒϩάɾొஃɾSNSʣ
    ✓ ֎ʹग़ͤΔ੒Ռ͸Ͱ͖Δ͚ͩൃ৴͢Δ
    • ͳΜ΍͔Μ΍Ͱࣾ֎ͰධՁ͞ΕΔͱࣾ֎Ͱ΋ධՁ͞ΕΔ
    • ݸਓϓϨθϯε্͛ΔͨΊʹ͸ੋඇ΍Δ΂͖
    • νʔϜͷϓϨθϯε΋্͕Δ
    • ֎Ͱొஃ͢ΔͬͯకΊ੾Γ͕͋ͬͨํ͕ʢ΅͘͸ʣϓϩδΣΫτͷਐḿ΋ग़Δ
    ✓ ͜ͷ࣌͝ੈ Twitter ͸΍ͬͯͨ΄͏͕ྑͦ͞͏
    • ৘ใऩू
    • ࣗ෼ͷ੒Ռͷ֦ࢄ
    • ίϛϡχςΟͱͷίϛϡχέʔγϣϯ
    

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    ͍Ζ͍ΖͳϓϩδΣΫτʹϝϯόʔͱͯ͠ΞαΠϯ͞ΕΔΑ͏ʹͳͬͨ
    ϓϩδΣΫτʹೖ͍ͬͯͳͯ͘΋গ͠Ͱ΋ؔ܎ͦ͠͏ͳΒͱΓ͋͑ͣϝϯγϣ
    ϯ͞ΕΔΑ͏ʹͳͬͨ
    ࣾ಺ͰσʔλͷຽओԽͷྲྀΕ͕Ͱ͖ͨ
    ࣾ֎΁ͷϓϨθϯε্͕͕ͬͨ
    WhatʢͲ͏ͳ͔ͬͨʣ
    

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    1. ͍Ζ͍ΖͳϓϩδΣΫτʹϝϯόʔͱͯ͠ΞαΠϯ͞ΕΔΑ͏ʹͳͬͨ
    ✓ ઃܭͷஈ֊ͰؔΘΕΔͷͰࣄނΛ๷͛Δ͠ɼΑΓྑ͍΋ͷ͕Ͱ͖Δ
    • ෼ੳ͠΍͍͢ϩάͷઃܭ
    • ΑΓྑ͍ਪનγεςϜΛ࣮ݱ͢ΔͨΊͷػೳઃܭ
    • ϞσϦϯά෦෼ͷมߋͳͲΛՃຯͨ͠εέδϡʔϧͰϓϩδΣΫτ͕ਐΉ
    ✓ ҰॹʹϓϩμΫτΛ࡞ͬͯΔ࣮ײ
    • σʔλαΠΤϯςΟετͷϓϩμΫτ཭ΕΛ๷͙
    • ੒Ռͱͯ͠΋ɼʮ͜Ε࡞Γ·ͨ͠ʯͬͯݴ͍΍͍͢
    • ଞͷϝϯόʔ͔Β΋σʔλαΠΤϯςΟετͷγΰτ͕ݟ͑Δ
    • ͦͷޙͷάϩʔεʹ΋ಘΒΕͨ஌ݟ͕׆͖ͯ͘Δ
    

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    ϝϯγϣϯ͞ΕΔΑ͏ʹͳͬͨ
    ✓ ༷ʑͳมߋΛࣄલʹ஌Δ͜ͱͰࣄނ๷ࢭ
    • ਖ਼௚ؔ܎ͳ͍͜ͱ΋ଟ͍͕ɼؔ܎͋Δ৘ใΛݟಀ͢ํ͕௧͍ɻ
    ✓ ৴པؔ܎ͷ֬ೝ
    • ྲྀߦΓͷ৺ཧత҆શੑʁ
    3. ࣾ಺ͰσʔλͷຽओԽͷྲྀΕ͕Ͱ͖ͨ
    ✓ υΩϡϝϯτ࡞੒ਪ঑ͷྲྀΕ
    • ֤νʔϜͰɼσʔλͷৄࡉͳઆ໌΍෼ੳ஌ݟͳͲΛυΩϡϝϯτʹ࢒ͦ͏ͱ͍͏ಈ͖
    • େ͖ͳϓϩδΣΫτͱͯ͠૸Γग़ͦ͏ͱ͍ͯ͠ΔʢΒ͍͠ʣ
    • ΋ͱ΋ͱಈ͖͸͕͋ͬͨɼ࠷ۙϒʔετ͞Εͨʢؾ͕ͯ͠Δʣ
    

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    ✓ एׯ͸ݸਓͷ໊લ͕ചΕͨ
    • ͋͋ɼࠇ͍ೣͷώτͰ͢Ͷͬͯͨ·ʹݴͬͯ΋Β͑Δ
    • Πϕϯτ΁ͷొஃґཔ΍DMͰͷ͓༠͍ͱ͔͕૿͑ͨ
    • σʔλαΠΤϯςΟετք۾Ͱ஌Γ߹͍͕૿ָ͍͑ͯ͠
    ✓ σʔλαΠΤϯςΟετͷ࠾༻ʹ΋ܨ͕ͬͨ
    • ࣾ಺Ͱ΍ͬͯΔ͜ͱ͕ଟগ͸ݟ͑ΔͷͰɼڵຯΛ࣋ͬͯ΋Β͍΍͍͢
    • ͦ΋ͦ΋ੵۃతʹൃ৴͢ΔจԽࣗମ௝͍͍ͯ͘͠Β͍͠
    

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    ࣗ෼ͷอ਎ͩͱ͔ग़ੈͷͨΊ͚ͩʹߦ͏ࣾ಺੓࣏͸ਪ঑͞ΕΔ΂͖Ͱ͸ͳ͍ͱࢥ͍·͢ɻ
    ҰํͰɼϓϩδΣΫτΛԁ׈ʹਐΊɼΑΓΑ͍αʔϏεΛ࣮ݱ͢ΔͨΊʹඞཁͳ
    ϙδςΟϒͳࣾ಺੓࣏΋ଘࡏ͢ΔͷͰ͸ͳ͍͔ͱࢲ͸ߟ͍͑ͯ·͢ɻ
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    ༷ʑͳ໾ׂ΍໨తͷνʔϜ͕ࠞࡏ͢Δ૊৫ʹ͓͍ͯΑΓԁ׈ʹ
    σʔλ෼ੳΛߦ͏ͨΊʹ͸ɼ୯७ͳۀ຿ͰٻΊΒΕΔҎ্ͷ
    ίϛϡχέʔγϣϯ͕ඞཁʢͱ΅͘͸ࢥ͍ͬͯ·͢ʣ
    

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