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Alexa x 機械学習でスキルをよりリッチにする方法
chao2suke
April 06, 2019
Technology
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Alexa x 機械学習でスキルをよりリッチにする方法
2019/04/06 Alexa Day 2019 登壇資料
chao2suke
April 06, 2019
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Transcript
Alexa x ػցֶशͰ εΩϧΛΑΓϦονʹ͢Δํ๏ Ϋϥεϝιουגࣜձࣾͤʔͷ
ਗ਼ ߶࢙ʢͤʔͷʣ Ϋϥεϝιουגࣜձࣾ ࡳຈΦϑΟεॴଐ ׆ಈ༰ ίϛϡχςΟʮAlexa Salonʯओ࠵ ίϛϡχςΟʮAmazon Alexa Japan
User GroupʯӡӦ Amazonೝఆ Alexa ΤʔδΣϯγʔ ॻ੶ʮ͡ΊͯͷAlexaεΩϧ։ൃʯࣥච Classmethod, Inc. AI Solution Department Alexa Technical Evangelist / VUI Architect
ػցֶश
Alexa ASR (Auto Speech Recognition) NLU(Natural Language Understantding) TTS(Text to
Speech)
όοΫΤϯυ
ࣗͰϞσϧΛߏங͢Δ
AIΛར༻͢Δࡍͷ՝ʢෳճʣ "*ʹ͍ͭͯͷཧղ͕ෆ͍ͯ͠Δ ಋೖޮՌ͕ಘΒΕΔ͔ෆ҆ खܰʹಋೖͰ͖Δ"*ͷαʔϏε͕ͳ͍ ಋೖඅ༻͕ߴ͍ "*ͷΤϯδχΞ͕ෆ͍ͯ͠Δ "*ͷಋೖࣄྫ͕ෆ͍ͯ͠Δ
AIಋೖͷޮՌ ظ௨ΓͷޮՌ͕ग़ͨ ޮՌΛଌఆ͍ͯ͠ͳ͍ ಋೖ͔ͨ͠ΓͷͨΊ·ͩޮՌ͕Θ͔Βͳ͍ ͲͪΒͱ͍͑ͳ͍
͍ํ͕Θ͔Βͳ͍
Agenda ɾػցֶशͷ؆୯ͳઆ໌ ɾػցֶशΛೖΕΔલʹߟ͑Δ͜ͱ ɾϢʔβʔԿΛٻΊ͍ͯΔͷ͔ ɾؾΛ͚ͭͨํ͕͍͍͜ͱ
ػցֶशͷ؆୯ͳઆ໌
ڭࢣ͋Γֶश(ྨ) ҟৗݕ ը૾ೝࣝ
ڭࢣ͋Γֶश(ճؼ) ച্༧ଌ धཁ༧ଌ
ڧԽֶश(Reinforcement Learning)
ڧԽֶश ήʔϜ ࣗಈӡస
DeepRacer
DeepRacerಉձ 5/16 େࡕ։࠵ܾఆ!!
ػցֶश։ൃ
։ൃ
ओͳOSS Caffe Berkeley ը૾ೝ͖ࣝɾߴ TensorFlow Google Ϣʔβʔ࠷ଟ Chainer PFN ͍͍͢
CNTK Microsoft RNNʹڧ͍ MXNet Apacheࡒஂ AWSͱͷ૬ੑ͕ྑ͍
ֶश
ओͳAIΫϥυαʔϏε ৫໊ αʔϏε໊ ରܕπʔϧ Google Google Cloud Machine Learning Google
Colaboratory Amazon Amazon AI Amazon SageMaker Microsoft Azure Machine Learning Azure Notebooks IBM Watson Data Platform DataScience Experience
ਪ
ػցֶशΛೖΕΔ લʹߟ͑Δ͜ͱ
ϧʔϧϕʔεͱֶशϕʔε ਫ਼ີʹΑ͚ͬͯΔ
VUIͰͬͨํ͕͍͍ʁ
εϚϗͷํ͕͘Ͷʁ
͜Εػցֶश͏ʁ
ϧʔϧϕʔε
ϧʔϧϕʔε = Ifจͷ࿈ଓ
ϧʔϧϕʔε A B
ϧʔϧϕʔε If ( Λങͬͨ) { } Λ͓͢͢Ί͢Δ;
ϧʔϧϕʔε If ( Λങͬͨ) { } Λ͓͢͢Ί͢Δ; ηοτׂҾ͢Δ;
ϧʔϧϕʔεͷ͍͍ͱ͜Ζ = ࣮֬ੑ͕ߴ͍
ϧʔϧϕʔεͷۤखͳͱ͜Ζ = ༥௨͕͖͔ͳ͍
ɾ࣮֬ੑ͕ߴ͍ ɾීวత ɾ৽͍͠ൃݟ͕গͳ͍ ɾݟ͕ੵΈॏͳ͍ͬͯΔ = ϧʔϧϕʔε
ΞμϓςΟϒϥʔχϯά
ֶ
ؔ ͱࣜ ฏ໘ɾۭؒ ߴ2 ࡾ֯ؔɺࢦؔɺରؔ ࣜͱূ໌ɺߴ࣍ํఔࣜɺ ඍੵ ฏ໘ϕΫτϧɺ ۭؒϕΫτϧ ߴ1
ೋ࣍ؔɺࡾ֯ൺ ͱࣜɺํఔࣜɺෆࣜ ฏ໘ਤܗ த3 ೋ࣍ؔ ฏํࠜɺల։ɺҼղɺ ೋ࣍ํఔࣜ ૬ࣅɺࡾฏํͷఆཧ ԁͷੑ࣭ த2 Ұ࣍ؔ ࿈ཱೋݩҰ࣍ํఔࣜ ߹ಉ த1 ൺྫɺൺྫ ਖ਼ෛɺҰݩҰ࣍ํఔࣜ ҠಈɺӨ খ6 ൺɺൺྫ ҟͷআ ֦େɺॖখɺରশ
ίετ
ϚωʔδυαʔϏε
AWSͷओͳAIܥϚωʔδυαʔϏε "NB[PO.- ճؼੳɺೋ߲ྨɺଟ߲ྨͷֶशɺਪ͕ߦ͑Δ "NB[PO3FLPHOJUJPO ը૾ੳͷʮ3FLPHOJUJPOJNBHFʯͱಈըੳͷʮ3FLPHOJUJPO7JEFPʯ "NB[PO$PNQSFIFOE ςΩετͰΠϯαΠτؔੑΛݕग़͢ΔࣗવݴޠॲཧαʔϏε "NB[PO5SBOTDSJCF ԻΛςΩετʹม͢Δ
ֶशࡁΈϞσϧ
ओͳֶशࡁΈϞσϧ "MFY/FU ࠷ॳظͷը૾ೝࣝ༻χϡʔϥϧωοτϫʔΫϞσϧ HPPH-F/FU (PPHMF͕։ൃͨ͠ը૾ೝࣝ༻χϡʔϥϧωοτϫʔΫΛ#7-$ ͕ಠࣗʹֶशͨ͠ͷ 1MBDFT$// ֶशͨࣸ͠ਅ͔ΒॴΛਪఆ͢Δ %FFQ)BOE खͷܗΛೝࣝ͢Δ
7JEFP5FYU@7(( ಈը͔ΒςΩετΛࣗಈੜ͢Δ "HFBOE(FOEFS ྸٴͼੑผΛೝࣝ͢Δ (PPHMF/FU@DBST ࣗಈंͷछผΛೝࣝ͢Δ )PMJTUJDBMMZ/FTUFE&EHF %FUFDUJPO ྠֲΛݕग़͢Δ
ਪରশσʔλ AlexaҎ֎ͷσόΠεݕ౼͢Δ
࿈ܞσόΠε Χϝϥ ϚΠΫ ηϯαʔ
εϚʔτϑΥϯ
ϢʔβʔԿΛٻΊ͍ͯΔͷ͔ʁ
ศར͞
ϢʔβʔԿʹͳΒ͓ۚΛ͏ͷ͔?
ਪͷྲྀΕ ޮԽ ࣗಈԽ ՃՁΛ্͛Δ ଟ༷Խ
Mobileeye
झຯᅂʹ͋ͬͨσʔλͷԠ༻
ޮԽɾࣗಈԽ
ޮԽɾࣗಈԽ ҟৗݕ ӡ༌ RPA
ϖΞഊऀ
A͞Μ B͞Μ A͕͍͍ʂ A͍ B͕͍͍ʂ
A͞Μ C͞Μ A͕͍͍ʂ A͍ C͕͍͍ʂ
A͞Μ C͞Μ A͕͍͍ʂ B͕͍͍ʂ C͕͍͍ʂ B͞Μ
Ԡੜ
ϨεϙϯεΛࣗಈੜ͢Δ
ཁ ʹText Summarization Model (TensorFlow)
ՃՁΛ͋͛Δ
ՃՁΛ͋͛Δ IoT Ϩίϝϯυ
ిؾͷফ͠Ε
ిؾͷফ͠Ε
AMAZON.MessageAlert.Activated (ProActive API)
COBOTTA(ඒిؾۀʣ
ՃՁΛ͋͛Δ IoT Ϩίϝϯυ
υϥΠϒεϧʔ
ଟ༷Խ
ՃՁΛ͋͛Δ ۚ༥ ڭҭ ҩྍ
ਓͱAI͕ڠௐ͠ɺͱʹ͢Δ ख़࿅ऀ ػցֶश ॳڃऀ
ؾΛ͚ͭͨํ͕͍͍͜ͱ
σʔλͷऩू
:BIPPσʔληοτ ZBIPPܙାσʔλ ָఱσʔληοτ ָఱࢢσʔλͱϨϏϡʔσʔλɺָఱτϥϕϧͷࢪઃσʔλͱϨϏϡʔσʔλʣ χίχίσʔληοτʢχίχίಈըίϝϯτσʔλʣ ϦΫϧʔτσʔληοτʢϗοτϖούʔϏϡʔςΟʔσʔλʣ ΫοΫύουσʔληοτʢϨγϐσʔλͳͲʣ -*'6--)0.&`4σʔληοτʢି݅σʔλͳͲʣ ΠϯςʔδɾσʔληοτʢJTTQσʔλ57 1$
εϚϗͰͷϝσΟΞ৮σʔλͳͲʣ Φʔϓϯσʔληοτ
*NBHF/FU Ұൠը૾ΛूΊͯྨͨ͠ͷ ./*45 खॻ͖ࣈ .4$0$0 ը૾ηϚϯςΟοΫηάϝϯςʔγϣϯ༻ 8.5 ӳޠͱϑϥϯεޠɺυΠπޠɺεϖΠϯޠͳͲͷର༁ू $PSOFMM.PWJF%JBMPHT$PSQVT өըͷࣈນΛ·ͱΊͨͷ
7(('BDF%BUBTFU إը૾ )VNBO1PTF&TUJNBUF%BUBTFU ਓؒͷϙʔζਪఆΛֶश͢ΔͨΊͷͷ ڞ༗σʔληοτ
σʔλͷ֬อํ๏ ਫ૿͢͠Δ సҠֶश
#vuishow Ͱݕࡧ