Voice User Interface の歴史と未来 – 人類は VUI にたどり着き、どこへ向かうのか #cmdevio2017

by suwa yuki

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History and future of Voice User Interface ΫϥεϝιουגࣜձࣾϞόΠϧΞϓϦαʔϏε෦ਡ๚༔ل %FWFMPQFST*02017 Session C-4 2017.07.01

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YUKI SUWA Technical Manager Classmethod, Inc.

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ຊηογϣϯͷ಺༰ wਓྨ͕7PJDF6TFS*OUFSGBDFʹͨͲΓண͘·Ͱͷ  ಓͷΓΛ୳ࡧ͠Α͏ ‣Կͷҝʹੜ·ΕɺͲͷΑ͏ʹ੒௕͍ͯ͠Δͷ͔ʁ w7PJDF6TFS*OUFSGBDF͕໨ࢦ͍ͯ͠ΔະདྷΛ஌Ζ͏ ‣ࢲͨͪιϑτ΢ΣΞɾϕϯμʔ͸  7PJDF6TFS*OUFSGBDFͱ͍͏ٕज़Λ࢖ͬͯ  Ͳ͏ͷΑ͏ͳ69ΛఏڙͰ͖Δఏڙ͢΂͖ͳͷ͔ʁ

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Agenda w7PJDF6TFS*OUFSGBDFͱ͸ w6TFS*OUFSGBDFͷྺ࢙ w7PJDF6TFS*OUFSGBDFͷٕज़ͷྺ࢙ w7PJDF6TFS*OUFSGBDFͷະདྷ w·ͱΊ 5 min 15 min 15 min 5 min 5 min

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Voice User Interface (VUI) ͱ͸

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Voice User Interfaceͱ͸ w੠ʹΑΔΠϯλʔ ϑΣʔ ε w࢖͍खͷ੠Ͱೖྗ͠ɺ࢖͍खʹ੠Ͱग़ྗ͢Δ  ͍ͣΕ͔ͷΈͷ৔߹΋͋Δ wର࿩తͳ΍ΓͱΓͰίϯϐϡʔλΛૢ࡞͢Δ

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ۙ͝ΖͷVoice User Interface is Personal Assistant

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ࡢࠓͷVUI ࣄ৘͸·͞ʹ େPersonalAssistant ࣌୅

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ਓྨ͕76*ʹͨͲΓண͘·Ͱ History of User Interface

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User Interfaceͱ͸ wਓؒͱίϯϐϡʔλؒͰ৘ใΛ΍ΓऔΓ͢Δ઀఺

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CUICharacter User Interface wจࣈྻʹΑΔ΍ΓऔΓΛߦ͏Πϯλʔ ϑΣʔ ε w͍ΘΏΔࠇ͍ը໘ wΩʔϘʔυͳͲ͔ΒจࣈྻΛೖྗ͠ɺ  ΢Πϯυ΢ʹจࣈྻΛग़ྗ͢Δ w$-*ͱ΋ݴ͏

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CUIͷͭΒ͞ wجຊతʹ։ൃऀ͕࢖͏΋ͷ wҰൠϢʔβ޲͚Ͱ͸ͳ͍ wίϚϯυΛ֮͑Δඞཁ͕͋Δ w௚ײతͰ͸ͳ͍

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wίϯϐϡʔλɾάϥϑΟοΫεΛ༻͍ͯ΍ΓऔΓΛ ߦ͏Πϯλʔ ϑΣʔ ε w৘ใΛάϥϑΟΧϧʹදݱ wΑΓ௚ײతͳදݱʹ GUIGraphical User Interface

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First GUI Xerox Star Apple Lisa Xerox Alto

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w%FTLUPQ.FUBQIPS w4LFVNPSQIJTN%FTJHO w'MBU%FTJHO w.BUFSJBM%FTJHO History of GUI Design

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wΑΓࣗવମͳೖग़ྗΛߦ͏Πϯλʔ ϑΣʔ ε wࣗવͳಈ࡞ͰίϯϐϡʔλΛૢ࡞͢Δ wը໘ʹ௚઀৮ΕͨΓɺ਎ମΛಈ͔͢ wޒײʹಇ͖͔͚ΔϑΟʔυόοΫ NUINatural User Interface

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δΣενϟʔͷͭΒ͞ wख͕ർΕΔ w৔ॴΛऔΔ w͕͔͔࣌ؒΔ wޡૢ࡞͠΍͍͢ wήʔϜ͸ָ͍͠ wλεΫΛ͜ͳ͢ͷ͸ࠔ೉

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NUI going to VUI w੠͸ը໘ʹґଘ͠ͳ͍ w੠͸ࣗવʹൃ͢Δ͜ͱ͕Ͱ͖Δ wԻ͸ࣗવʹฉ͘͜ͱ͕Ͱ͖Δ w͍ͭͰ΋ɺͲ͜Ͱ΋࢖͑Δ

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ίϯϐϡʔλΛ࢖͍ͬͯΔ ͱ͍͏ײ͕֮ബΕ͖͍ͯͯΔ

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VUIΛऔΓרٕ͘ज़ͷྺ࢙

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VUIͷΞʔΩςΫνϟ https://lekta.ai/blog/talking-to-machines-more-naturally-than-ever-before-voice- interface-for-lekta-nlp/ ԿΛೖྗͤ͞Δ͔ʁ Ͳ͏൓Ԡ͢Δ͔ʁ

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VUIͷΞʔΩςΫνϟ ԿΛೖྗͤ͞Δ͔ʁ

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History of Speech Recognition 1952 Audery by Bell Labs 1962 Shoebox by IBM 1970 Hidden Markov Model 1971 SUR Program by DARPA 1980s IVR by Speechworks 1990s Dragon Dictate by Nuance Communications 2000s Siri by Siri Voice Search by Google ਺ࣈ ͷԻ੠ೝࣝ ୯ޠͷԻ੠ೝࣝ ୯ޠͷԻ੠ೝࣝ Ի੠ೝࣝͷੑೳͷ޲্ IVRͷىݯ ࿈ଓͨ͠Ի੠ೝࣝ Personal Assistantͷىݯ

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Shoebox IBM 1962

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Hidden Markov Model wͦΕ·ͰͷԻ੠ೝٕࣝज़ͷ՝୊Λղܾ͢Δํ๏ w౷ܭσʔλΛݩʹ֬཰తʹσʔλΛѻ͏ w࣌ؒมԽ΋ؚΊͯԻ੠Λ౷ܭతʹදݱͰ͖Δ http://www.tel.co.jp/museum/magazine/human/120709_topics_03/index.html

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IVRInteractive Voice Response

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Twilio

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Amazon Connect

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Siri Siri 2007

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Siri … ?

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Speech Interpretation and Recognition Interface

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Voice Search Google 2008

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AI & Chat Bot

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VUIͷΞʔΩςΫνϟ Ͳ͏൓Ԡ͢Δ͔ʁ

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History of Chat Bot 1966 ELIZA 1972 PARRY 1988 JABBERWACKY 1995 A.L.I.C.E. 2010 Siri 2012 Google Now ੈքॳͷࣗಈԠ౴ ҙݟΛ࣋ͭ&-*;" ݴޠͱจ຺͔ΒԠ౴Λ࡞੒ ΦʔϓϯιʔεԽ εϚϗͰಈ࡞͢ΔBot

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ػց࿦René Descartes ఱީ΍஍ܗɺੜ໋ͳͲͷॾʑ ͷࣗવݱ৅Λͦͷ෦෼͍҃ ͸ཁૉͷܾఆ࿦తͳҼՌؔ ܎ͷΈɺಛʹݹయྗֶతͳ ҼՌ࿈࠯ͷΈͰɺղऍͰ͖ શମͷৼΔ෣͍΋༧ଌͰ͖ Δͱ͢Δཱ৔

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ELIZA wδϣηϑɾϫΠθϯό΢ϜʹΑͬͯൃ໌ wདྷஊऀத৺ྍ๏Λߦ͏ͨΊʹ࡞ΒΕͨ w؆୯ͳύλʔϯϚονϯάٕ๏ʹΑΔࣗવݴޠॲཧ

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ਓʹدΓఴ͏Α͏ʹ ਐԽ͖ͯͨ͠

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VUIͷະདྷ

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ੜ׆ͷதͰࣗવʹ࢖͑ΔΑ͏ʹ wΑΓࣗવମͳձ࿩ wΑΓεϚʔτͳࢧԉ wΑΓଟ͘ͷ෼໺Ͱͷ׆༻

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ΑΓࣗવମͳձ࿩ wձ࿩ͷίϯςΩετΛཧղ͢Δ w࿩ͷྲྀΕΛཧղ͢Δ wର࿩૬खʢϢʔβʔʣͷ͜ͱΛཧղ͢Δ wঢ়گΛཧղ͢Δ

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ΑΓεϚʔτͳࢧԉ w༧ଌม׵ w$6*΍(6*ͱͷ૊Έ߹Θͤ wϋʔυ΢ΣΞ΋ؚΊͨ૯߹తͳମݧ

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ΑΓଟ͘ͷ෼໺Ͱͷ׆༻

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VUI͔Β͞ΒͳΔະདྷ΁

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w෺ཧతʹܗঢ়͕มԽ͢ΔΠϯλʔ ϑΣʔ ε wػೳͱܗଶ͕ҰମԽ͢Δ wίϯϐϡʔλ͕ΑΓੜ׆ʹ༹͚ࠐΜͰ͍͘ OUIOrganic User Interface

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·ͱΊ w͍ͭͷ࣌୅΋ੜ׆Λ๛͔ʹ͢Δ͜ͱ͕໨త wίϯϐϡʔλ͕ɺΑΓੜ׆ʹ༹͚ࠐΜͰ͍͘ wਓؒΛஔ͖׵͑Δଘࡏʹ w76*Λ׆༻ͯ͠ͲͷΑ͏ʹੜ׆Λ๛͔ʹͰ͖Δ͔  Λߟ͑ͯ࡞Ζ͏

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