Link
Embed
Share
Beginning
This slide
Copy link URL
Copy link URL
Copy iframe embed code
Copy iframe embed code
Copy javascript embed code
Copy javascript embed code
Share
Tweet
Share
Tweet
Slide 1
Slide 1 text
iOSΤϯδχΞͷͨΊͷ NLPجૅ @akatsuki174
Slide 2
Slide 2 text
ࣗݾհ • ਢ౻ຘ • iOSΤϯδχΞ • גࣜձࣾZaimॴଐ • iOSDC 2017ίΞελοϑ • Twitter, Qiita, SlideShare, Github, SpeakerDeck →akatsuki174
Slide 3
Slide 3 text
ࠓͷεϥΠυ ɾSpeakerdeckͷϦϯΫΛઌఔTwitterͰྲྀ͠·ͨ͠ ɾݟͮΒ͍ɺޙͰݟฦ͍͕ͨ͋͠Εͪ͜Βࢀর ɹΑΖ͓͘͠ئ͍͠·͢ ʢ࣌ؒͳ͍ͷͰεϥΠυαΫαΫਐΊ·͢ʣ ΞΧϯτ @akatsuki174Ͱ͢
Slide 4
Slide 4 text
ࠓͷεϥΠυ ※iOS11ͷग़͖ͯ·͕͢ɺެ։͞Ε͍ͯΔใΛ ݩʹεϥΠυΛ࡞͍ͬͯ·͢ɻ
Slide 5
Slide 5 text
ࢲͱࣗવݴޠॲཧ ɾେֶͷଔۀݚڀͰΏΔΏΔ1ؒʢॏཁޠఆʣ ɾ࠷ॳͷձࣾͰ2,3ϲ݄ʢτϐοΫఆʣ ɾ2ࣾͰΏΔΏΔยखؒʢݕࡧνϡʔχϯάʣ
Slide 6
Slide 6 text
͜ͷηογϣϯͷత ɾNLP APIͲͷΑ͏ͳͷͳͷ͔ͬͯΒ͏ ɾࣗવݴޠॲཧʹগ͠ͰڵຯΛ࣋ͬͯΒ͏
Slide 7
Slide 7 text
͜ͷηογϣϯͷେ NLP APIΛઆ໌ͭͭͦ͠ͷཪଆͰΘΕ͍ͯΔ ࣗવݴޠॲཧͷٕज़ʹ͍ͭͯհ͠·͢
Slide 8
Slide 8 text
ͦͦࣗવݴޠॲཧͬͯʁ
Slide 9
Slide 9 text
ࣗવݴޠͱ ʮਓ͕͓ؒޓ͍ʹίϛϡχέʔγϣϯΛߦ͏ͨΊͷ ࣗવൃੜతͳݴޠʯ by Wikipedia 㱻ਓݴޠʢϓϩάϥϛϯάݴޠʣͳͲ https://ja.wikipedia.org/wiki/ࣗવݴޠ
Slide 10
Slide 10 text
ࣗવݴޠॲཧͱ ʮਓ͕ؒৗతʹ͍ͬͯΔࣗવݴޠΛίϯϐϡʔλʹ ॲཧͤ͞ΔҰ࿈ͷٕज़Ͱ͋ΓɺਓೳͱݴޠֶͷҰʯ by Wikipedia https://ja.wikipedia.org/wiki/ࣗવݴޠॲཧ
Slide 11
Slide 11 text
ࣗવݴޠॲཧͷ׆༻ྫ ɾػց༁ ɾ͔ͳࣈม ɾରγεςϜʢνϟοτϘοτʣ ɾใநग़ɺใݕࡧ
Slide 12
Slide 12 text
ࣗવݴޠॲཧͷશମ૾ େنσʔλ࣌ʹٻΊΒΕΔࣗવݴޠॲཧ https://www.slideshare.net/pfi/ss-11474303
Slide 13
Slide 13 text
ࣗવݴޠॲཧͷશମ૾ େنσʔλ࣌ʹٻΊΒΕΔࣗવݴޠॲཧ https://www.slideshare.net/pfi/ss-11474303 ΈΜͳͷେ͖ͳ ܗଶૉղੳ ୯ޠׂͷҰ
Slide 14
Slide 14 text
ࣗવݴޠॲཧͷશମ૾ େنσʔλ࣌ʹٻΊΒΕΔࣗવݴޠॲཧ https://www.slideshare.net/pfi/ss-11474303 NLP API͕ѻ͏ ൣғ͜͜ΒΜ
Slide 15
Slide 15 text
WWDC2017Ͱͷ ηογϣϯ༰ʹ͍ͭͯ
Slide 16
Slide 16 text
[WWDC 2017] Natural Language Processing and your Apps ɾϑΝʔετύʔςΟΞϓϦͰͲͷΑ͏ͳ׆༻͕͞ΕΔ͔ ɾࣗવݴޠॲཧͷجૅతͳઆ໌ ɾNLP APIͱ ɾNLP API׆༻ྫ ɾNLP APIΛ͏ϝϦοτ ɾσόοά࣌ͷώϯτ
Slide 17
Slide 17 text
[WWDC 2017] Natural Language Processing and your Apps ɾϑΝʔετύʔςΟΞϓϦͰͲͷΑ͏ͳ׆༻͕͞ΕΔ͔ ɾࣗવݴޠॲཧͷجૅతͳઆ໌ ɾNLP APIͱ ɾNLP API׆༻ྫ ɾNLP APIΛ͏ϝϦοτ ɾσόοά࣌ͷώϯτ
Slide 18
Slide 18 text
Natural Language Processing and your Apps / https://developer.apple.com/videos/play/wwdc2017/208/ iMessageΛ։͘ ݻ༗໊ࢺ͕มީิ ʹग़ͯ͜ͳ͍
Slide 19
Slide 19 text
Natural Language Processing and your Apps / https://developer.apple.com/videos/play/wwdc2017/208/ χϡʔεΞϓϦΛ։͘ ͖ͬ͞ม͠Α͏ͱ ͨ͠ݻ༗໊ࢺؚ͕·Ε ͍ͯΔχϡʔεΛಡΉ
Slide 20
Slide 20 text
Natural Language Processing and your Apps / https://developer.apple.com/videos/play/wwdc2017/208/ iMessageʹΔ ͖ͬ͞ग़ͯ͜ͳ͔ͬͨ ݻ༗໊ࢺ͕ม ީิʹʂʂ
Slide 21
Slide 21 text
ͦͷଞηογϣϯ༰ʹؔ͢Δ ৄ͍͠ใQiitaͰɻ
Slide 22
Slide 22 text
͔͜͜ΒNLP APIʹԊͬͯ ࣗવݴޠॲཧͦͷͷʹ͍ͭͯ ͍ͨ͠ͱࢥ͍·͢ɻ
Slide 23
Slide 23 text
NLP APIͷॲཧͷྲྀΕ ݴ ޠ ఆ τ ʛ Ϋ ϯ Խ ࢺ λ ά ͚ Ϩ ϯ Ϛ Խ ݻ ༗ ද ݱ ந ग़
Slide 24
Slide 24 text
NLP APIͷॲཧͷྲྀΕ ݴ ޠ ఆ τ ʛ Ϋ ϯ Խ ࢺ λ ά ͚ Ϩ ϯ Ϛ Խ ݻ ༗ ද ݱ ந ग़ ຊޠඇରԠ
Slide 25
Slide 25 text
NLP APIͷॲཧͷྲྀΕ ݴ ޠ ఆ τ ʛ Ϋ ϯ Խ ࢺ λ ά ͚ Ϩ ϯ Ϛ Խ ݻ ༗ ද ݱ ந ग़
Slide 26
Slide 26 text
ݴޠఆ ɾԿΛ͢Δʹͯ͠ݴޠ͕Θ͔Βͳ͚ΕԿͰ͖ͳ͍ ɾͦͷͨΊʢݴޠͷఆ͕ඞཁͳ߹ʣҰ൪࠷ॳʹ ɹߦΘΕΔλεΫ ɾจࣈN-gramΛ׆༻ͯ͠ఆΛߦ͏͜ͱ͕ଟ͍༷ࢠ
Slide 27
Slide 27 text
N-gramʹΑΔݴޠఆ ɾݴޠఆͩͬͯͦΜͳ؆୯͡Όͳ͍ ɾɾಉ͡ޠɺޠ܈ͷݴޠΑ͘ࣅ͍ͯΔ ɾͦ͜ͰN-gramͷొ ɾNจࣈ(or N୯ޠ)͝ͱʹ۠Γɺͦͷմ͕ͲͷݴޠͰΑ͘ ɹݟΒΕΔ͔Λఆʢ㲈ྨʣ
Slide 28
Slide 28 text
จࣈN-gramʹΑΔݴޠఆͷྫ ɾN = 1 ɹcafé ʢϑϥϯεޠʣ ɹˠ ӳޠʹʮéʯͱ͍͏දهͳ͍͔Β… etc ɾN = 2 ɹthe peopleʢӳޠʣɹ ɹˠʮthʯͱ͍͏ฒͼӳޠʹଟ͍͕υΠπޠʹগͳ͘… etc
Slide 29
Slide 29 text
iOSʹ͓͚Δݴޠఆ iOS11Ͱ৽ొ ݴޠίʔυͷจࣈྻͰग़ྗ͞ΕΔ
Slide 30
Slide 30 text
ɾʮHelloʯͱ͍͏จࣈΛݴޠఆ͢Δͱ”it”͕ฦͬͯ͘Δ ɾɾ͔͠͠”en”ͱ͍͏Մೳੑ͋Γ͏Δ ↓ ༧Ίݴޠ͕Θ͔͍ͬͯΔͳΒͪ͜Β͔ΒݴޠΛࢦఆͯ͠ ͋͛ͨํ͕ྑ͍ ؾΛ͚ͭΔ͖͜ͱ
Slide 31
Slide 31 text
NLP APIͷॲཧͷྲྀΕ ݴ ޠ ఆ τ ʛ Ϋ ϯ Խ ࢺ λ ά ͚ Ϩ ϯ Ϛ Խ ݻ ༗ ද ݱ ந ग़
Slide 32
Slide 32 text
ʮτʔΫϯʯʮτʔΫϯԽʯ ɾτʔΫϯʢ㲈ࣈ۟ʣ ɹςΩετதͷ୯ޠͱ۟ಡͷ͜ͱ ɾτʔΫϯԽʢ㲈ࣈ۟ղੳʣʢ㱭 ܗଶૉղੳʣ ɹࣗવݴޠϓϩάϥϛϯάݴޠͳͲͷจࣈྻΛղੳͯ͠ ɹτʔΫϯΛಘΔ͜ͱ ɹ˞ܗଶૉղੳͷղੳରࣗવݴޠͷΈ
Slide 33
Slide 33 text
iOSʹ͓͚ΔτʔΫφΠζ
Slide 34
Slide 34 text
ຊޠʹઓʂ
Slide 35
Slide 35 text
·͋͜Μͳ͜ͱ͋ΔΑͶ…ʁ
Slide 36
Slide 36 text
ࡶஊɿίϯύΠϥ͕ίʔυΛʮཧղʯ͢Δʹ ࣈ۟ղੳɺߏจղੳɺ࣮ߦίʔυੜͳͲͷաఔΛܦͯ ίϯύΠϥίʔυΛղऍ͢Δ
Slide 37
Slide 37 text
ࡶஊɿίϯύΠϥ͕ίʔυΛʮཧղʯ͢Δʹ ࣈ۟ղੳͷաఔͰιʔείʔυΛϓϩάϥϜ্ͷ ࠷খ୯Ґʢҙຯͷ͋Δ୯Ґʣʹׂ͢Δ ྫɿwhile (abc < 10) { abc += 1 } (͜ͷྫจڐ͍ͯͩ͘͠͞) while / ( / abc / < / 10 / ) / { / abc / += / 1 / } /* hoge */ ͳͲͷίϝϯτҰմͱͯ͠ѻ͏
Slide 38
Slide 38 text
ࡶஊɿίϯύΠϥ͕ίʔυΛʮཧղʯ͢Δʹ ߏจղੳͷաఔͰɺ༩͑ΒΕͨτʔΫϯྻ͔Βߏจنଇʹ ͕ͨͬͯ͠ߏจΛղੳ͢Δ 1 + 3 * ( 9 - 3 ) + - *
Slide 39
Slide 39 text
NLP APIͷॲཧͷྲྀΕ ݴ ޠ ఆ τ ʛ Ϋ ϯ Խ ࢺ λ ά ͚ Ϩ ϯ Ϛ Խ ݻ ༗ ද ݱ ந ग़
Slide 40
Slide 40 text
ࢺλά͚ ɾ୯ޠʹରͯ͠ࢺΛ͚͍ͭͯ͘͜ͱ ɾ׆༻ྫʢࣙॻΞϓϦʣɿςΩετதͷ͋Δ୯ޠ͕ ɹಈࢺͳͷ໊͔ࢺͳͷ͔͕Θ͔͍ͬͯΕ ɹΑΓదͳ༁ΛৼΔ͜ͱ͕Ͱ͖Δɹ
Slide 41
Slide 41 text
ͲͷΑ͏ʹࢺΛܾఆͯ͠Δʁ ɾܗଶૉతͳख͕͔Γ͔Β ɹhappiness → ܗ༰ࢺ, establishment → ໊ࢺ ɾ౷ޠʢ㲈ߏจʣతͳख͕͔Γ͔Β ɹӳޠͰܗ༰ࢺ໊ࢺͷલɺbeಈࢺͷޙʹஔ͔ΕΔ ɹ͜ͱ͕ଟ͍ɺͳͲ ɾҙຯతͳख͕͔Γ͔Β ɹ໊ࢺͱɺਓɺॴɺࣄͷ໊લͰ͋ΔɺͳͲ
Slide 42
Slide 42 text
iOSʹ͓͚Δλά͚
Slide 43
Slide 43 text
NLP APIͷॲཧͷྲྀΕ ݴ ޠ ఆ τ ʛ Ϋ ϯ Խ ࢺ λ ά ͚ Ϩ ϯ Ϛ Խ ݻ ༗ ද ݱ ந ग़
Slide 44
Slide 44 text
ϨϯϚԽ ࣙॻͷݟग़͠ޠΛநग़͢Δॲཧ ྫɿpresided → presideʢաڈܗ͔Βݱࡏܗʣ ɹɹhours → hourʢෳܗ͔Β୯ܗʣ
Slide 45
Slide 45 text
iOSʹ͓͚ΔϨϯϚԽ աڈܗ͔Βݱࡏܗʹͳ͍ͬͯΔ খจࣈʹͳ͍ͬͯͳ͍
Slide 46
Slide 46 text
NLP APIͷॲཧͷྲྀΕ ݴ ޠ ఆ τ ʛ Ϋ ϯ Խ ࢺ λ ά ͚ Ϩ ϯ Ϛ Խ ݻ ༗ ද ݱ ந ग़
Slide 47
Slide 47 text
ݻ༗දݱநग़ ɾݻ༗໊ࢺʢਓ໊ɺ໊ʣɺ࣌ؒදݱʢɺ࣌ࠁʣͳͲ ɹΛςΩετ͔Βநग़͢Δٕज़ ɾςΩετʹ͓͍ͯݻ༗දݱॏཁใͳͷͰ ɹใநग़νϟοτϘοτͳͲͷରγεςϜʹ͓͍ͯ ɹ׆༻͞Ε͍ͯΔ
Slide 48
Slide 48 text
ݻ༗දݱநग़ͷख๏ ɾࣝϕʔεख๏ ɾ౷ܭతख๏
Slide 49
Slide 49 text
ࣝϕʔεख๏ ɾنଇʢύλʔϯʣΛਓखͰ࡞͠ɺͦΕʹͯ·Δ ɹͷΛநग़͢Δ ɹྫɿ໊ࢺʴʮ͞Μʯˠਓ໊ ɹɹɹ໊ࢺʴʮࢢʯˠ໊ ɾنଇΛཏతʹߏங͠Α͏ͱ͢Δͱലେͳίετ͕͔͔Δ
Slide 50
Slide 50 text
౷ܭతख๏ ɾڭࢣ͋ΓֶशΛͤ͞ɺநग़نଇΛࣗಈֶश͢ΔΑ͏ʹ͢Δ ɾSVMʢSupport Vector Machine / ࣝผؔʣCRF ɹʢConditional Random Fields / ࣝผϞσϧʣ͕༗໊
Slide 51
Slide 51 text
iOSʹ͓͚Δݻ༗දݱநग़ joinNamesΛઃఆ͍ͯ͠ΔͷͰ ෳ߹ޠͰநग़Մʂ
Slide 52
Slide 52 text
·ͱΊ
Slide 53
Slide 53 text
·ͱΊ ɾNLP APIཪଆͷࣗવݴޠॲཧΛҙࣝ͠ͳͯ͘खܰʹ ɹ͏͜ͱ͕Ͱ͖Δ ɾࣗવݴޠॲཧԞਂָ͍ͯ͘͠ʂʂʂ
Slide 54
Slide 54 text
ิɿؔ࿈ࢿྉҰཡ ɾNLP APIͰ͍Ζ͍Ζࢼͯ͠Έͨʢۙެ։ʣ ɹʢNDAͷؔͰʣ ɾNatural Language APIͱͦͷཪଆΛ͘[શ൛] https://speakerdeck.com/akatsuki174/natural-language- apitosofalseli-ce-wosi-ku-wan-quan-ban ɾࣗવݴޠॲཧͱΞϓϦ http://qiita.com/akatsuki174/items/9f273ecfd29245a9f39d
Slide 55
Slide 55 text
ऴΘΓɻ͋Γ͕ͱ͏͍͟͝·ͨ͠ɻ ͋ͱɺϦδΣΫτίϯདྷͯͶɻ
Slide 56
Slide 56 text
དྷͦ͏ͳ࣭ͱճ ※͋͘·Ͱࢲͷ༧ͱߟ͑Ͱ͋Γɺ ճͷਖ਼֬ੑอূ͠·ͤΜɻ
Slide 57
Slide 57 text
NLP APIͲ͜Ͱ͏ͷʁ ͍͍࣭Ͱɺ͍࣭͠Ͱ͢Ͷɻ ͿͬͪΌ͚ϩʔΧϧͰࣗવݴޠॲཧΛΔ໘ͦΜͳ ͳ͍ͱࢥ͍·͢ɻ Ͱ͕͢ɺ͋͑ͯڍ͛Δͱͨ͠Β࣍ͷϝϦοτ͕͋Δͱࢥ͍· ͢ɻ
Slide 58
Slide 58 text
ϩʔΧϧͰNLPΛΔϝϦοτ ɾΦϑϥΠϯͰ͑Δ ɾɾจষೖྗ͕සൟʹൃੜ͢ΔΞϓϦͳΒ෦ʹࣙॻ࣋ͬͯ ɹɹNLP APIΛ͍͍͔ͬͯ ɾɾݴޠఆ͔͠Θͳ͍໘ͳΒɺΘ͟Θ͟αʔόαΠυ ɹɹ͔Βݺͳ͍͍ͯ͘ͷྑ͍…͔ʁ ɾΩʔϘʔυΞϓϦͳΒࠓ·ͰΑΓॲཧָʹॻ͚Δ͔ʁ
Slide 59
Slide 59 text
ߟ͑ΔͳɺՄೳੑΛײ͡Ζ i M e s s a g e N e w s NLPͰॲཧͨ͠ͷΛڞ༗͢Δ෦
Slide 60
Slide 60 text
ߟ͑ΔͳɺՄೳੑΛײ͡Ζ i M e s s a g e N e w s NLPͰॲཧͨ͠ͷΛڞ༗͢Δ෦ y o u r a p p