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[X-Tech] 音声・言語処理を使ったエンドユーザー向けサービスを少人数で開発する
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Yoshiyuki Kakihara
March 13, 2018
Technology
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520
[X-Tech] 音声・言語処理を使ったエンドユーザー向けサービスを少人数で開発する
https://jawsdays2018.jaws-ug.jp/session/431/
Yoshiyuki Kakihara
March 13, 2018
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Transcript
ԻɾݴޠॲཧΛͬͨΤϯυϢʔβʔ ͚αʔϏεΛগਓͰ։ൃ͢Δ δϣΠζגࣜձࣾ ֟ݪ೭
Twitter: y15a_
5FSSB5BML "*ӳޠεϐʔΩϯάΞϓϦ
ACTFL 2017 Audience Award
࠾͖ͷεϐʔΩϯάΞϓϦ
ಛ • Ի͖ͭνϟοτϘοτ • ৬छɾۀछɾࢼݧผͷϩʔϧϓϨΠϯά • ൃԻɺϦεχϯάɺจ๏ͳͲ߲ผͷධՁγεςϜ • ࡶஊϚγϯͰͳ͘ɺϛογϣϯܕ •
ݸਓ͚ʹग़ͯ͠·͕͢ɺ࠷ֶۙߍɾاۀݚम͚͕৳ͼͯ·͢
ιϑτΣΞΤϯδχΞίʔε • ༷ͷٞɺίʔυϨϏϡʔɺͳͲͷձϨοε ϯ • 90ͷγφϦΦ • ωΠςΟϒͷιϑτΣΞΤϯδχΞ͕ࢀը • ←Πϯϑϥ͞Μͱͷંি
ίʔνϯάػೳ • ൃԻͷχΨςΛࣗಈతʹղੳ • ۤखͳԻૉʢࢠԻ/ԻʣΛಛఆ • ϦΞϧλΠϜϑΟʔυόοΫ͖ͷൃԻυϦϧΛ ֤ਓ͚ʹࣗಈੜ
ԻΛؚΉੜσʔλ ਪఆӳޠྗ ڭࡐ/՝σʔλ ਪΤϯδϯ ਪનΤϯδϯ ֶशΞΫςΟϏςΟ ύʔιφϥΠζ͞Εͨڭࡐ ίʔνϯάػೳͷϑϩʔ
ελʔτΞοϓʹߜΔ • ࠾༻ʢ৫ͮ͘Γʣɾٕज़։ൃɾΞϓϦ։ൃɾࣄۀ։ൃΛಉ࣌ʹΔ • Δ͜ͱΛݫબ͢Δ • ΞʔΩςΫνϟՄೳͳݶΓγϯϓϧʹ • ӡ༻ɾܧଓ։ൃΛϥΫʹ •
ͱ͍ͬͯઃܭʹ࣌ؒΛ͔͚͍ͯΒΕͳ͍
+ WebϓϩηεɺWorkerϓϩηεɺ ΩϡʔɺΦʔτεέʔϧɺRDBɺcron S3ɺEC2ɺLambdaɺPolly
S3 • આ໌ෆཁ • େྔͷԻσʔλΛஔ͔ͤͯΒ͍ͬͯ·͢
Lambda • Իܥͷલॲཧ • WebϓϩηεΛհ͞ͳ͍Ͱ͑Δͷ͕خ͍͠
Amazon Polly • Ի߹ • ΈΜͳͬͯΔͱࢥ͍·͕͢ඇৗʹΠΠͰ͢ • XMLͰࡉ੍͔͍ޚ͕Ͱ͖Δͷྑ͍ • ͓͍҆ʢຊʹ͍͍ͷʁʣ
• NNʹΑΔ͞ΒͳΔ্ָ࣭͕͠Έ
EC2 • ݴޠॲཧܥͷαϒγεςϜ • ݴޠϞσϧɺύʔαͳͲͳͲ • 1ϓϩηεͰRAMΛेGBͬͨΓɺσΟεΫ͕ॏཁͩͬͨΓ -> Webϓ ϩηεʢ=Herokuʣʹஔ͚ͳ͍
• ͪΖΜֶशʹ • HerokuͱϦʔδϣϯἧ͓͑ͯ͘ͱḿΔ
Ի จࣈྻ ϝλσʔλ ಠࣗϓϩτίϧ
Finite State Machine AIͷঢ়ଶᶃ AIͷঢ়ଶᶄ AIͷঢ়ଶᶅ • εςʔτϚγϯ • ϢʔβʔൃΛؚΉಛఆͷτϦΨʹΑ
ΓભҠ • ͪΖΜɺແཧͳભҠΛ͢ΔΘ͚ʹ ͍͔ͳ͍ʢձ͕Γཱͨͳ͍ʣ • ঢ়ଶભҠͷఆϚγϯͷຏ͖͜Έͱ੍ ࡞πʔϧɾΦϖϨʔγϣϯ͕؊
ϓϩτίϧઃܭํ • Ϣʔβ/ηογϣϯݸผͷঢ়ଶʢՄೳͳݶΓʣΫϥΠΞϯταΠυ • จࣈྻ to จࣈྻ • ্ه̎ͭΛकΔ͜ͱͰ௨ৗͷHTTPͱ࣮͕ͯ͠Մೳ •
ঢ়ଶભҠͷஅʹඞཁͳจ຺ใ͋Β͔͡ΊॲཧˠDB͔ΒಡΈग़ ͠ • ී௨ͷΞϓϦతʹ࣮Ͱ͖Δʂ
ॳɺର߅Ҋͩͬͨͷ • Websocket + Duplex Protocol Ͱ࣮ • Node.js? ͍͍TornadoͰ͠ΐʂ
• ԆΛ࠷খʹͰ͖Δ = ϦΞϧͷձͬΆ͍ • αʔόʔଆͷϓϩηεʢRAMʣͰঢ়ଶΛอ࣋͢Δඞཁ͋Γ • ֶͦͦशऀʹԆඞཁͳ͔ͬͨ = ։ൃෛՙ͚ͩਹΉ • ෆ࠾༻
ൃԻධՁ • Իೝࣝʹ͏ԻڹϞσϧΛվ • શʹΫϥΠΞϯτʢεϚϗʣ্Ͱಈ͔ͯ͠·͢ • C++ϥΠϒϥϦʹJava/Swift͔ΒόΠϯυ • Ϩεϙϯεྑ͠ɺΠϯϑϥෛՙۃখʢӡ༻ඞཁͳ͠ʂʣ •
Statelessͳରϓϩτίϧ/ΞʔΩςΫνϟͱͷ૬ੑΑ͠
ͱ͜Ζ͕
͜͜·Ͱͷ·ͱΊ • Heroku + AWS ͷΈ߹Θͤ • ઃܭɾ࣮Λͯ͠ɺग़དྷΔ͚ͩΠϯϑϥͰۤ࿑͠ͳ͍Α͏ʹ • ࠓޙɺϒϥβରԠͷͨΊʹαʔόαΠυͷߏΛΑΓް͘
• ࣗવݴޠॲཧʹ͏ΖΖͷDevOpsؤு͍͖͍ͬͯͨ
ࣗવݴޠॲཧɺษڧձͬͯ·͢ • େֶͰ͏ڭՊॻΛ಄͔Β • https://joyz.connpass.com • ݪஶӳޠͰ͕͢ɺҙ༁ͨ͠ࢿྉ Λٞ͠ͳ͕Βͳ͍͖ͧͬͯ·͢ • ࣍ճφΠʔϒϕΠζʹΑΔηϯν
ϝϯτղੳ
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