Natural Language APIとその裏側を覗く

by akatsuki174

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Natural Language APIͱ ͦͷཪଆΛ೷͘ @akatsuki174

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ࣗݾ঺հ • ਢ౻ຘ • iOSΤϯδχΞ • גࣜձࣾZaimॴଐ • Twitter, Qiita, SlideShare, Github, SpeakerDeck →akatsuki174

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એ఻̍ 10/13(ۚ)ɺ10/20(ۚ)ͷ2days 19:20ʙ

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એ఻̎ 9/1(ۚ) 19:30ʙ

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ࠓճͷࢿྉ͸ɺ͜ͷొஃࢿྉΛ࡞ΔաఔͰ୤ઢͯ͠ ௐ΂ͨ͜ͱΛ·ͱΊͨࢿྉʹͳΓ·͢ɻ 9/17(೔) Track C 14:40ʙΑΖ͓͘͠ئ͍͠·͢ʂ

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ɾNatural Language Processing and your ɹApps[WWDC 2017]ͷͬ͘͟Γͱͨ͠಺༰ ɾཪଆͰ࢖ΘΕ͍ͯΔٕज़ʹ͍ͭͯ ࠓ೔࿩͢͜ͱ

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ɾϑΝʔετύʔςΟΞϓϦͰͲͷΑ͏ͳ ɹ׆༻͕͞ΕΔ͔ ɾNLP APIͱ͸ ɾ͋ͳͨͷΞϓϦͰͲͷΑ͏ʹ࢖͏ͱ ɹྑ͍͔ʢͨͿΜɻ·ͩશ෦؍ͯͳ͍ʣ Natural Language Processing and your Apps

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ɾϑΝʔετύʔςΟΞϓϦͰͲͷΑ͏ͳ ɹ׆༻͕͞ΕΔ͔ ɾNLP APIͱ͸ ɾ͋ͳͨͷΞϓϦͰͲͷΑ͏ʹ࢖͏ͱ ɹྑ͍͔ʢͨͿΜɻ·ͩશ෦؍ͯͳ͍ʣ Natural Language Processing and your Apps

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Natural Language Processing and your Apps https://developer.apple.com/videos/play/wwdc2017/208/ Go to iMessage app

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Natural Language Processing and your Apps https://developer.apple.com/videos/play/wwdc2017/208/ Go to News app

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Natural Language Processing and your Apps https://developer.apple.com/videos/play/wwdc2017/208/ Back to iMessage app

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ݻ༗දݱநग़ͷٕज़Λ࢖͍ͬͯΔ ͷͰɺͦ͜Λ۷ΓԼ͛ͯΈ·͢ ʢҎԼɺiOS͸શؔ͘܎ͳ͍࿩ʹͳΓ·͢ʣ ͓ͦΒ͘ɺ

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ݻ༗໊ࢺʢਓ໊ɺ஍໊౳ʣɺ࣌ؒදݱ ʢ೔෇ɺ࣌ࠁʣͳͲΛςΩετ͔Βநग़͢Δ ٕज़ ݻ༗දݱநग़ͱ͸

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ɾ࣭໰Ԡ౴γεςϜɺର࿩γεςϜɹ ɹʢWatsonɺνϟοτϘοτ౳ʣ ɾ৘ใநग़ ݻ༗දݱநग़ͷ׆༻υίϩ

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ɾ࣭໰Ԡ౴γεςϜɺର࿩γεςϜɹ ɹʢWatsonɺνϟοτϘοτ౳ʣ ɾ৘ใநग़ ݻ༗දݱநग़ͷ׆༻υίϩ ࣗવݴޠ͔Βݻ༗දݱΛநग़͠ɺͦͷݻ༗දݱΛ ΫΤϦͱͯ͠౤͛ͯจॻݕࡧΛߦ͏ɻಘΒΕͨճ౴ ͱݻ༗දݱΛ΋ͱʹճ౴ީิΛ࡞੒͠ɺͦͷதͰ είΞ͕ߴ͍΋ͷΛճ౴ͱ͢Δɻ

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࣭໰Ԡ౴γεςϜɺର࿩γεςϜ ौ୩Ͱ໌೔19:30͔Β༧໿ Ͱ͖ΔళΛ୳ͯ͠ʂ q=ौ୩, ໌೔19:30 ճ౴ީิ࡞੒ ※࣮ࡍʹ͸ଞͷޠ΋౤͍͛ͯΔ͸ͣ ͳΔ΄Ͳ͒ʂ είΞܭࢉ

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ɾ࣭໰Ԡ౴γεςϜɺର࿩γεςϜɹ ɹʢWatsonɺνϟοτϘοτ౳ʣ ɾ৘ใநग़ ݻ༗දݱநग़ͷ׆༻υίϩ ༧ΊܾΊͨʮ஌Γ͍ͨ͜ͱ߲໨ʯΛຒΊΔܗͰ৘ใ Λநग़͢Δ͜ͱɻߏ଄Խ͞Ε͍ͯͳ͍ςΩετ৘ใ Λߏ଄Խ͞Εͨσʔλϕʔεܗࣜʹม׵͢Δ͜ͱͱ ΋ଊ͑Δ͜ͱ͕Ͱ͖Δɻ

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ݻ༗දݱநग़ͷ׆༻υίϩ ࡢ೔͋ͬͨ஍਒ͷ࠷େ਒౓ɺ Ϛάχνϡʔυɺ਒ݯ஍ʹ ͍ͭͯ஌Γ͍ͨ ਒౓ ʔʔʔ Ϛάχνϡʔυ Mʔ ਒ݯ஍ ʙݝʙࢢ ※ͪΐͬͱΠϝʔδਤҧ͏͔΋ ςΩετ͔Βݻ༗දݱΛநग़

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ɾ஌ࣝϕʔεख๏ ɾ౷ܭతख๏ ݻ༗දݱநग़Λ͢Δʹ͸

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ɾنଇʢύλʔϯʣΛਓखͰ࡞੒͠ɺ ɹͦΕʹ౰ͯ͸·Δ΋ͷΛநग़͢Δ ɹྫʣ໊ࢺʴʮ͞Μʯˠਓ໊ ɹɹɹ໊ࢺʴʮࢯʯˠ஍໊ ɾنଇΛ໢ཏతʹߏங͠Α͏ͱ͢Δͱ ɹലେͳίετ͕͔͔Δ ஌ࣝϕʔεख๏

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ɾڭࢣ͋ΓֶशΛͤ͞ɺநग़نଇΛࣗಈ ɹֶश͢ΔΑ͏ʹ͢Δ ɾSVMʢSupport Vector Machine / ࣝผ ɹؔ਺ʣ΍CRFʢConditional Random ɹFields / ࣝผϞσϧʣ͕༗໊ ౷ܭతख๏

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ɾͰ΋NLP APIͰ͸ͦΜͳ͜ͱΛؾʹͤͣ ɹ݁Ռ͚ͩಘΔ͜ͱ͕Ͱ͖·͢ ɾ΋͏গ͠ৄ͍͠࿩ͱ͔ࣗવݴޠॲཧͷ ɹΦΠγΠ࿩͸iOSDCͰ͢Δ͔΋ɻ ೉ͦ͠͏ɻ

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※ϊʔΧοτ൛ͷࢿྉ͸ͪ͜Βɻ ͓ΘΓ https://speakerdeck.com/akatsuki174/natural-language- apitosofalseli-ce-wosi-ku-wan-quan-ban