機械学習プロジェクトの アイデア出しと事前影響評価 / evaluate machine learning projects

Wantedly VisitやAmazonの事例を出しながら、ビジネス構造の可視化とアイデア出しや評価についてお話します。
エンジニアでない人が、エンジニアと関わりながら仕事を進めていく方法についてもTipsを書いています。

1. ©2019 Wantedly, Inc. ػցֶशϓϩδΣΫτͷ ΞΠσΞग़͠ͱࣄલӨڹධՁ ϏδωεɾϓϩμΫτߏ଄ͷՄࢹԽͯ͠άϩʔεΤϯδϯΛݟ͚ͭΑ͏ Machine Learning Business Pitch #1 Aug 28, 2019 - Rei Kubonaga
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3. ©2019 Wantedly, Inc. Wantedly Visit ࢲͨͪͷϓϩμΫτ!ձࣾ๚໰αʔϏε
4. ©2019 Wantedly, Inc. 7JTJUʹ͓͚ΔػցֶशϓϩδΣΫτͷྲྀΕ Problem Data Modeling Deployment Ϗδωεͷཧղ ໰୊ͷఆٛ σʔλऔಘͱཧղ σʔλલॲཧ σʔλύΠϓϥΠϯߏங ಛ௃ྔ ΤϯδχΞϦϯά Ϟσϧͷ࡞੒ ϞσϧͷධՁ είΞϦϯά ϞχλϦϯά Ϟσϧͷอଘ
5. ©2019 Wantedly, Inc. ΞΠσΞग़͠ͱࣄલӨڹධՁͰඞཁͳͭͷϓϩηε Problem Data Modeling Deployment Ϗδωεͷཧղ ໰୊ͷఆٛ σʔλऔಘͱཧղ σʔλલॲཧ σʔλύΠϓϥΠϯߏங ಛ௃ྔ ΤϯδχΞϦϯά Ϟσϧͷ࡞੒ ϞσϧͷධՁ είΞϦϯά ϞχλϦϯά Ϟσϧͷอଘ
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9. ©2019 Wantedly, Inc. Visit͸Ͳ͏͍͏Product͔ Product: ձࣾ๚໰ΞϓϦ Target market: ࢓ࣄΛ໘ന͍ͨ͘͠ਓ Primary benefit: ࣗ෼͕੒௕Ͱ͖Δɾ໘ന͍ͱࢥ͑ΔձࣾͰಇ͘͜ͱ͕Ͱ͖Δ What makes this value proposition unique?: ڵຯ͕࣋ͯΔձࣾΛݟ͚ͭΒΕɺؾܰʹձࣾʹ๚໰Ͱ͖Δ
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    اۀ ޿ࠂ ޱίϛ ରՁ ձࣾ๚໰ ืू
    ϒϩά
12. ©2019 Wantedly, Inc. AmazonͷάϩʔεαΠΫϧ ๛෋ͳ঎඼ ൢചاۀ ঎඼Ձ֨ͷݮগ τϥϑΟοΫ ௿ίετମ࣭ ސ٬ຬ଍౓ͷվળ Virtuous cycleͱ͔Amazon Flywheelͱݺ͹Ε͍ͯ·͕͢ɺ͜͜Ͱ͸AmazonͷάϩʔεαΠΫϧͱݴ͍ͬͯ·͢ɻ
13. ©2019 Wantedly, Inc. ϓϩμΫτɾϏδωεͷྲྀΕΛॻ͘ • ͓٬͞Μͱͷ઀఺ͷྲྀΕ΍ɺࣾ಺ͰͷॏཁͳྲྀΕʹ͍ͭͯ ੒௕ͷཧ༝͕෼͔ΔΑ͏ʹ • ଟ͘ͷ৔߹ɺ੒௕ʹ͸αΠΫϧ͕ඞཁɻ੒௕ͷཧ༝͕෼͔ΔਤΛॻ͘ γϯϓϧʹ • ໢ཏతʹॻ͘ͷͰͳ͘ɺ΋ͬͱ΋ॏཁͳཁૉΛ·ͱΊΔ • ϑϩʔ͝ͱʹνʔϜ͕͋Δ͘Β͍ͷཻ౓ ϓϩμΫτɾϏδωεͷߏ଄ͷਤࣔ
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15. ©2019 Wantedly, Inc. ਤʹͦͷ··ΞΠσΞΛॻ͜͏
16. ©2019 Wantedly, Inc. AmazonͷػցֶशྖҬ ๛෋ͳ঎඼ ൢചاۀ ঎඼Ձ֨ͷݮগ τϥϑΟοΫ ௿ίετମ࣭ ސ٬ຬ଍౓ͷվળ ૔ݿΦϖϨʔγϣϯ ࣗಈԽ ঎඼ Ϛονϯά ঎඼Ձ֨ ࠷దԽ
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    اۀ ৽نར༻
    اۀ ޿ࠂ ޱίϛ ରՁ ձࣾ๚໰ ืू
    ϒϩά ๚໰ Ϛονϯά ืूλΠτϧ/ը૾ ύʔιφϥΠζ ϓϩϑೖྗ߲໨ ਪન ޿ࠂ࠷దԽ ֦ࢄ༻௨஌ ࠷దԽ اۀͷܧଓ཰ ༧ଌ
18. ©2019 Wantedly, Inc. αΠΫϧʹӨڹΛٴ΅͢΋ͷΛྻڍ • ػցֶशϓϩδΣΫτ͸ɺٕज़υϦϒϯͷΞΠσΞ΋ଟ͘ɺ໰୊ͱղܾΛಉ࣌ʹߟ͑Δ͜ͱ͕ଟ͍ • ਤࣔͨ࣌͠఺Ͱɺؔ܎͍ͯ͠Δσʔλ΍ࣄ৅͸ॏཁͳ΋ͷʹ੍ݶ͞Ε͍ͯΔ ࣅͨϏδωεϞσϧ͕͋ΔاۀΛࢀߟʹ • ࣅͨϏδωεͰΠϯύΫτ͕͋ΓɺऔΓ૊ΜͰ͍Δ͜ͱΛूΊΔ • ϏδωεϞσϧͷΧςΰϥΠζ͸ɺϦʔϯΞφϦςΟΫε͕͓͢͢Ί ໰୊ͷఆٛ & ΞΠσΞग़͠
19. ©2019 Wantedly, Inc. ϦʔϯΞφϦςΟΫε • ϦʔϯελʔτΞοϓʯ͕ఏএ͢Δߏஙɾܭ ଌɾֶशϧʔϓͷʮܭଌʯʹϑΥʔΧεͨ͠ ΋ͷ • 6ͭͷϏδωεϞσϧΛྫʹڍ͛ɺ۩ମతͳ σʔλͷཪ෇͚Λ࢖͍ͳ͕ΒɺελʔτΞο ϓ͕੒௕͢ΔͨΊͷʮܭଌ͢΂͖਺஋ʯʹͭ ͍ͯৄࡉʹղઆ͠·͢ɻ • ECαΠτɼSaaSɼແྉϞόΠϧΞϓϦɼ ϝσΟΞαΠτɼϢʔβʔ੡࡞ίϯςϯ πɼπʔαΠυϚʔέοτϓϨΠε
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21. ©2019 Wantedly, Inc. ΞΠσΞΛධՁ͠·͠ΐ͏
22. ©2019 Wantedly, Inc. ϓϩτλΠϐϯά or γϛϡϨʔγϣϯ • ࣮ࡍʹσʔλΛݟͯɺ1-2೔͘Β͍ͰͷϓϩτλΠϐϯάΛͯ͠ΈΔ • 1-2೔Ͱ࣮ݱͰ͖ͳ͍ͱ͍͏͜ͱ͸ɺ1-2ϲ݄Ͱ͸ऴΘΒͳ͍ϓϩδΣΫτʹͳΔ • ਫ਼౓Λ90%ͳͲԾఆͯ͠ɺσʔλΛೖΕͯΈͯɺγϛϡϨʔγϣϯΛߦ͍ݕূ͢Δ͜ͱ΋Α͍ ϓϩτλΠϐϯά͸γϯϓϧʹɺ2఺Λݕূ • ߴਫ਼౓͕ඞཁ͔ - ϓϩτλΠϐϯάͨ͠ਫ਼౓ͰՁ஋ΛੜΈग़ͤΔͷ͔ • ਫ਼౓ͱKPI΁ͷ૬͕ؔ໌ྎ͔ - ϓϩδΣΫτͷਫ਼౓͕ྑ͍৔߹ɺϏδωεʹߩݙͰ͖Δͷ͔ ΞΠσΞͷධՁͷํ๏
23. ©2019 Wantedly, Inc. ධՁͷͨΊͷϚτϦοΫε(AmazonͷػցֶशྖҬʹద༻) ߴਫ਼౓ ඞਢ ߴਫ਼౓ ෆཁ ਫ਼౓ͱKPI΁ͷ ૬͕ؔෆ໌ྎ ਫ਼౓ͱKPI΁ͷ ૬͕ؔ໌ྎ ঎඼Ձ֨ ࠷దԽ ঎඼ Ϛονϯά ૔ݿΦϖϨʔγϣϯ ࣗಈԽ
24. ©2019 Wantedly, Inc. ϚτϦοΫεͷΧςΰϥΠζ(AmazonͷػցֶशྖҬʹద༻) ߴਫ਼౓ ඞਢ ߴਫ਼౓ ෆཁ ਫ਼౓ͱKPI΁ͷ ૬͕ؔෆ໌ྎ ਫ਼౓ͱKPI΁ͷ ૬͕ؔ໌ྎ ঎඼Ձ֨ ࠷దԽ ঎඼ Ϛονϯά ૔ݿΦϖϨʔγϣϯ ࣗಈԽ ࠷༏ઌλεΫ ٕज़౤ࢿྖҬ KPI΁ͷ૬ؔΛςετ
25. ©2019 Wantedly, Inc. ධՁͷͨΊͷϚτϦοΫε(VisitͷػցֶशྖҬʹద༻) ߴਫ਼౓ ඞਢ ߴਫ਼౓ ෆཁ ਫ਼౓ͱKPI΁ͷ ૬͕ؔෆ໌ྎ ਫ਼౓ͱKPI΁ͷ ૬͕ؔ໌ྎ ֦ࢄ༻௨஌ ࠷దԽ اۀͷܧଓ཰ ༧ଌ ϓϩϑೖྗ߲໨ ਪન ๚໰ Ϛονϯά ืूλΠτϧ/ը૾ ύʔιφϥΠζ ޿ࠂ࠷దԽ
26. ©2019 Wantedly, Inc. ϚτϦοΫεͷΧςΰϥΠζ(VisitͷػցֶशྖҬʹద༻) ߴਫ਼౓ ඞਢ ߴਫ਼౓ ෆཁ ਫ਼౓ͱKPI΁ͷ ૬͕ؔෆ໌ྎ ਫ਼౓ͱKPI΁ͷ ૬͕ؔ໌ྎ ֦ࢄ༻௨஌ ࠷దԽ اۀͷܧଓ཰ ༧ଌ ϓϩϑೖྗ߲໨ ਪન ๚໰ Ϛονϯά ืूλΠτϧ/ը૾ ύʔιφϥΠζ ޿ࠂ࠷దԽ ࠷༏ઌλεΫ KPI΁ͷ૬ؔΛςετ ٕज़౤ࢿྖҬ
27. ©2019 Wantedly, Inc. 1. KPIͷՄࢹԽͱA/BςετͷจԽ 2. ΤϯδχΞͱͷ࿈ܞͰඞཁͳ৺ߏ͑ 3. ΤϯδχΞͱͷ࿈ܞͰ஌͓ͬͯ͘ͱΑ͍͜ͱ 4. ӡ༻࣌ʹ૝ఆ͓ͯ͘͜͠ͱ 5. ϓϩτλΠϐϯάΛՃ଎͢Δσʔλج൫ σʔλऔಘͱཧղ & ࣄલӨڹධՁਐΊΔ্Ͱͷ5ͭͷTips
28. ©2019 Wantedly, Inc. σʔλυϦϒϯͳνʔϜ͕ߦ͍ͬͯΔ͜ͱ • άϩʔεαΠΫϧʹਤ߲ࣔͨ͠໨΍ྲྀΕͷ਺ࣈ͕ɺຖ೔ߋ৽ɾՄࢹԽ͞ΕɺνʔϜશһݟ͍ͯΔ • աڈʹߦͬͨࢪࡦ͸ɺద੾ʹA/Bςετ͕࣮ࢪ͞Εɺ਺ࣈͰධՁ͞Ε͍ͯΔ • ਺ࣈ͸ɺྔͱ࣭ɾ஗ߦࢦ਺ͱઌߦࢦඪͱ͍͏Α͏ʹ༷ʑͳ֯౓͔ΒݟΒΕ͍ͯΔ • ධՁख๏΍σʔλͷΫϨϯδϯάʹ͍ͭͯٞ࿦͕͞Ε͍ͯΔ ਫ਼౓޲্ͷϏδωε΁ͷӨڹධՁ͸ςετ͕ඞཁ • σʔλ͚ͩͰҼՌؔ܎Λࣔ͢͜ͱ͸Ͱ͖ͳ͍ • աڈͷࢪࡦ΍A/BςετͳͲʹΑΔ਺ࣈͷมԽ͔ΒֶͿ΋ͷ Tips1: KPIͷՄࢹԽͱA/BςετͷจԽ
29. ©2019 Wantedly, Inc. Tips2: ΤϯδχΞͱͷ࿈ܞͰඞཁͳ৺ߏ͑ Learn and Be Curious • ٕज़΋Ϗδωε΋଎͍εϐʔυͰมԽ͓ͯ͠Γɺৗʹֶͼଓ͚Δ͜ͱ͕ඞཁ • ΤϯδχΞ͸ɺҰͭͷ෼໺͚ͩͰͳ͘ɺ෯޿͍෼໺ͷਂ͍஌ݟ͕ඞཁͱݴΘΕ͍ͯΔ • PMͷ࢓ࣄ͸ɺΤϯδχΞͷҙࢥܾఆΛཧղ͠൑அ͢Δ͜ͱ • ΑΓਂ͍஌͕ࣝ͋ͬͯࠔΔ͜ͱ͸ͳ͍ ૬ؔؔ܎ͱҼՌؔ܎ͷ஌ࣝ • ͋ΔࢪࡦͷධՁΛߦ͏৔߹͸ඞཁʹͳΔ • ׬શʹཧղΑΓޡΓͷྫΛཧղ͢Δ͜ͱ͕͓͢͢Ί - wikipediaʹ4ͭྫ͕͋Δ
30. ©2019 Wantedly, Inc. Tips3: ΤϯδχΞ(Data Scientist)ͱͷ࿈ܞͰ஌͓ͬͯ͘ͱΑ͍͜ͱ σʔλཧղͱ੔ܗͱυϝΠϯ஌ࣝ • DSͷ࢓ࣄͷ൒෼͸ɺσʔλཧղͱ੔ܗɻυϝΠϯ஌͕ࣝͳ͘ৼΓग़͠ʹ໭Δ͜ͱ͸Α͋͘Δ ৽͍ٕ͠ज़΁ͷ޷ح৺ • ৽͍ٕ͠ज़Λ͍֮͑ͨɾ΍ͬͯΈ͍ͨͱऔΓ૊Ή͜ͱଟ͍ ώΞϦϯάྗɾظ଴஋ίϯτϩʔϧྗ • ΤϯδχΞͰυϝΠϯ஌ࣝͷώΞϦϯά΍ظ଴஋ίϯτϩʔϧ͕ಘҙͳਓ͸ଟ͘ͳ͍ • PMͱΤϯδχΞ૬ޓʹཧղΛਂΊɺϦεΫ΍൑அج४ͷཧղ͕ඞཁ
31. ©2019 Wantedly, Inc. Tips4: ӡ༻࣌ʹ૝ఆ͓ͯ͘͜͠ͱ ਫ਼౓͕མͪͨͱ͖ͷݪҼௐࠪ • ෳࡶͳϞσϧ΄Ͳௐࠪ͸େม ܧଓతʹίʔυͷϝϯςφϯε͕ඞཁ • ݴޠ΍ϥΠϒϥϦͷόʔδϣϯߋ৽ ϞσϧɾσʔλʹԠͯ͡૿͑Δίετ • Ϟσϧ͸1͔Β10ʹɺ10͔Β100ʹ૿͑Δɻσʔλ΋αʔϏεͷ֦େʹΑͬͯ૿͑Δ
32. ©2019 Wantedly, Inc. σʔλͷू໿Խ • ؔ܎͍ͯ͠ΔσʔλΛҰՕॴʹू໿ ϝλσʔλ؅ཧ • ϝλσʔλʹ͍ͭͯઆ໌ΛυΩϡϝϯτʹ / ৄ͍͠ਓʹฉ͍ͨޙʹ·ͱΊΔจԽ BigQueryΛ࢖ͬͨϓϩτλΠϐϯά • BigQuery͸σʔλͷՃ޻ɾධՁɾγϯϓϧͳML/AutoMLͷར༻͕؆୯ʹͰ͖Δ Tips5: ϓϩτλΠϐϯάΛՃ଎͢Δσʔλج൫
33. ©2019 Wantedly, Inc. 1. Ϗδωεͷཧղ 2. ໰୊ͷఆٛ & ΞΠσΞग़͠ 3. σʔλऔಘͱཧղ & ࣄલӨڹධՁ 4. ϓϩδΣΫτͷ੒Ռ ໨࣍
34. ©2019 Wantedly, Inc. ࣮ࢪͨ͠ϓϩδΣΫτͷྫ
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