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クックパッドにおけるCloud AutoML事例
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chie8842
November 02, 2018
Technology
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クックパッドにおけるCloud AutoML事例
Cookpad Tech Kitchen #19 R&Dにおけるサービス開発者の仕事(
https://cookpad.connpass.com/event/104459/
)における発表資料です。
chie8842
November 02, 2018
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Transcript
ΫοΫύουʹ͓͚Δ "VUP.- ݚڀ։ൃ෦ ػցֶशάϧʔϓ ྛాઍӯ !DIJF 2018/11/01 Cookpad Tech Kitchen
#19 R&D
$IJF)BZBTIJEB • ػցֶशνʔϜ ιϑτΣΞΤϯδχΞ • ػցֶशϞσϦϯάΔ͠ج൫Δ͠ΞϓϦॻ͘ • ͕͖ !DIJF 8FC
%# 1SFTTͰ ػցֶशΞϓϦ࡞ͷ ೖهࣄΛॻ͍ͨ 1Z$PO+1 %FW'FTU ͳͲͰొஃ
5-%3 • ,PNFSDPʢΫοΫύου৽نࣄۀʣʹ͓͚Δ (PPHMF $MPVE"VUP.-ࣄྫͷհ • αʔϏε։ൃͷಓ۩ͱͯ͠ػցֶशΛͬͯ ͍͜͏ʂͱ͍͏
,PNFSDPʹ͓͚Δ (PPHMF $MPVE "VUP.-ࣄྫ
• ΫοΫύουͷ&$৽نࣄۀ • ྉཧಓ۩ɺ͏ͭΘɺΧτϥϦʔɺϦωϯࡶ՟ͳͲͷ lྉཧָ͕͘͠ͳΔϞϊz͕ങ͑Δ ϚϧγΣΞϓϦ ͔ͭͬͯΈͯͶʂ
Ϟνϕʔγϣϯ ͱͱग़ऀͷࡋྔͰࣗ༝ʹλά͚ ͕ߦΘΕ͍͕ͯͨɺߪೖऀʹΑΔݕࡧ͠ ͢͞ͷͨΊɺΧςΰϦ͚Λߦ͍͍ͨ
ը૾Λ༻͍ͨΧςΰϦྨ • ը૾Λ༻͍ͯશΧςΰϦʹྨ͍ͨ͠ ۚଐͷث സ ΧτϥϦʔ Τϓϩϯ ϑϥΠύϯ ು แஸ
Ωονϯ πʔϧ ಃث ࣓ث ͷث Ψϥεͷث ࣫ث หശ Ωονϯ ϑΝϒϦοΫ
(PPHMF$MPVE"VUP.-7JTJPO • ػցֶशϞσϧΛτϨʔχϯάͯ͠ɺࣗͷఆٛ ͨ͠ϥϕϧʹैͬͯը૾Λྨ͢Δ͜ͱ͕Ͱ͖Δɺ ($1্ͷαʔϏε
(PPHMF$MPVE"VUP.-7JTJPO • ,PNFSDPج൫ͱͯ͠'JSFCBTFΛ࠾༻͓ͯ͠Γɺಉ͡ ($1্ͷαʔϏεͰ͋Δ$MPVE"VUP.-ͱ૬ੑ͕͍͍ • ػցֶशΤϯδχΞ͕͍ͳ͘ͱӡ༻͕Մೳ • ΨοͱࣗͰ࡞ͬͨ*ODFQUJPO7ϞσϧΑΓੑೳ͕ Αͦ͞͏ͩͬͨ •
ϞσϧͷαʔϏϯάͳͲͷख͕͍ؒΒͣɺΠχγϟϧ ͷར༻͕ߦ͍͍͢ • ίετ໘ͰػցֶशΤϯδχΞͷ(16 ΠϯελϯεΛར༻࣮ͨ͠ݧίετΛߟྀ͢Δͱ ༏ҐͰ͋Δ
ߟྀͨ͠ᶃ • ৽نαʔϏεͳͷͰɺը૾͕গͳ͍ΧςΰϦ ͕͋Δ • Πϯλʔωοτ্ͷը૾ΛՃֶͯ͠श • ΧςΰϦͷ͏ͪɺʮಃثʯͱʮ࣓ثʯͳͲɺࢹ ֮ใ͔Βผ͕͍͠ΧςΰϦ͕͋Δ •
ҰͭͷΧςΰϦͱͯ͠ਪఆ͠ɺग़ऀʹͲͪΒ͔બ ΜͰΒ͏
ߟྀͨ͠ᶄ • ෳͷΧςΰϦͷ͏ͪͲͪΒ͔·͍͠߹͕͋Δ • ͷหശˠΧςΰϦީิɿͷث PSหശ • ΧςΰϦͱ͍ͨͨ͠ΊɺείΞεϨογϣϧυ ˞ ΛԼ͛ͯෳͷΧςΰϦީิ͔Βग़ऀʹબͤΔ
• ࠓޙΧςΰϦใ͕มߋͱͳΔՄೳੑ͕͋Δ • ࠓճֶशͷͨΊͷϥϕϧ͚ࣾͰਓखͰߦ͕ͬͨɺ ࠓޙΧςΰϦͷՃɾมߋͳͲ͕ߟ͑ΒΕΔ • (PPHMF$MPVEͷ)VNBO-BCFMJOHαʔϏεͷར༻ͳͲ͕ ߟ͑ΒΕΔ ˞ "VUP.-ʹ͓͚Δਪఆ࣌ͷࢦඪɻ͜ͷΛߴ͘͢Δͱ৴པͷߴ͍ީิͷΈΛฦ٫͠ɺ ͘͢Δͱ৴པ͕͍ީิฦ٫͢Δ
͜Ε͔ΒͷαʔϏε ։ൃʹ͓͚Δػցֶश
ਓೳͷౙདྷͳ͍ʢͱ͍͏ਓ͍Δʣ https://www.wsj.com/articles/ai-guru-andrew-ng-on-the-job-market-of-tomorrow-1540562400 ػցֶशΛ༻͍ͨαʔϏε։ൃࠓޙٻΊΒΕ͍ͯ͘ (PPHMF#SBJOͷDPGPVOEFSɺ#BJEV 3FTFBSDIͷ"OESFX/Hͷهࣄ
ػցֶशͷར༻ύλʔϯ ֶशࡁΈϞσϧΛར༻͢Δ͚ͩͷύλʔϯ • Google Cloud Vision API • Amazon
Rekognition • Azure Cognitive Services ΧελϜϞσϧΛ࡞Δύλʔϯ • Google Cloud AutoML • "EB/FU r 5FOTPSGMPXϕʔεͷ"VUP.-ϑϨʔϜϫʔΫ • 5105 r TDJLJUMFBSOͷϋΠύύϥϝʔλνϡʔχϯάΛࣗಈԽ͢Δ πʔϧ ࠷৽ٕज़Λར༻ͯ͠ݻ༗ͷϞσϧΛ࡞Δ ύλʔϯ • 5FOTPSGMPXTDJLJUMFBSOΛར༻ͯࣗ͠Ͱ ϞσϧΛ࡞ΓɺσϓϩΠ͢Δ • Ͱղ͚ͳ͍ʹରͯ͜͠ͷํ๏͕ඞཁ easy difficult ͱ ػցֶशΤϯδχΞ͕͍ͳ͘ͱѻ͑Δ
easy difficulty ػցֶशͷར༻ύλʔϯ • ֶशࡁΈϞσϧΛར༻͢Δ͚ͩͷύλʔϯ • Google Cloud Vision API
• Amazon Rekognition • Azure Cognitive Services • ΧελϜϞσϧΛ࡞Δύλʔϯʢ"VUP.-ʣ • Google Cloud AutoML • "EB/FU r 5FOTPSGMPXϕʔεͷ"VUP.-ϑϨʔϜϫʔΫ • 5105 r TDJLJUMFBSOϕʔεͷػցֶशύΠϓϥΠϯͷ࠷దԽπʔϧ • ࠷৽ٕज़Λར༻ͯ͠ݻ༗ͷϞσϧΛ࡞Δύλʔϯ • Tensorflowscikit-learn • ػցֶशͷઐ͕ࣝඞཁͳΞϧΰϦζϜ࣮ɺϋΠύʔύϥϝʔλ νϡʔχϯάͳͲΛࣗಈͰߦͬͯ͘ΕΔ • ͜ΕΒΛ͏·͘͏͜ͱͰɺػցֶश͕Ͱ͖ͳͯ͘ɺαʔϏε։ൃͷ ෯͕͕Δ • Ϧαʔνʹ͓͍ͯ͞Ε͍ͯΔͷҰͭ
·ͱΊ • ػցֶशɺࠓޙػցֶशཧʹৄ͍͠ઐՈ Ͱͳͯ͘ѻ͏͜ͱ͕Ͱ͖ΔΑ͏ʹͳ͍ͬͯ͘ • (PPHMF$MPVE"VUP.-ศརʂ • ͱ͍͑ղ͚Δͱղ͚ͳ͍͕͋Δ • αʔϏε։ൃͷಓ۩ͱͯ͠ػցֶशΛ͏·͘
͍ͬͯ͜͏ʂ