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oec
February 25, 2018
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Kumamoto_IoTLT_Vol_1
oec
February 25, 2018
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Transcript
IoTײ͕ͳ͍ʂʁ εϚϗ+TensorFlowͰ༡ΜͰΈͨ ඌੴݩؾ ۽ຊࢢ൛IoT LT Vol.1 ౡ͔Βདྷ·ͨ͠
• ϧʔπಉ͡Ͱ͕͢ɺͦͷͷࣄจԽʹΑΓܗ͕ҟͳΔ • େࡕɺౡͲͪΒҬͷਓୡʹѪ͞ΕΔιϧϑʔυͰ͢ Ҭຖʹιϧϑʔυ͕͋Δ͕ɺࣅͯඇͳΔͷ͕͋Δ େࡕͷ͓Έম͖ • ੜͱ۩Λ͔ࠞͥͯΒమ൘Ͱম͘ ౡͷ͓Έম͖ •
ੜΛమ൘ʹബ͘ͷ͢ • ੜʹΩϟϕπɺಲΛॱʹͤΔ • ۄম͖Λ࡞Γɺ্ʹͤͯ
• େͳϞϊͦ͜ɺจԽ͚ͩͰͳ໊͘લʹѪண͕͋ΔͷͰ͢ • ࣂ͍ݘΛɺʮϙνʯͱ͔Β͵ਓʹదʹݺΕͨΒͲ͏Ͱ͔͢ʁ Ѫ͞ΕΔ͕ނɺ໊শΛؒҧ͑ΔͱେԌ্͕ൃੜ͢Δ
͓Θ͔Γ͍͚ͨͩͨͩΖ͏͔ʁ
ݪҼɺωοτීٴͱਖ਼͑͘͠Δਓࡐͱͷݮগ ωοτʹΑΔؒҧͬͨݴ༿ͷ֦ࢄ • ؾܰʹ୭ͰߘͰ͖Δػձ͕૿͑ɺ ؒҧͬͨղઆɺݴ༿͕ཚཱ͢ΔΑ͏ ʹͳ͖ͬͯͨ ޠΓ෦ͷෆࡏ • ܙାͱͳΔɺͱΕͯ Β͢Ո͕૿͑ɺ৯จԽ౷Λਖ਼
͑͘͠Δػձ͕গͳ͍ɻͦͷͨΊɺ ؒҧͬͨใΛ֮͑ͯ͠·͏͜ͱ͕ ଟ͍ɻ • ৯จԽΛਖ਼͑͘͠Δػձ͕ݮগ͖͍ͯͯ͠Δ • ωοτͰؒҧ͍Λਖ਼͢ػձ͕গͳ͘ɺͦͷ··֦ࢄ
ΧϝϥΛ௨ֶͯ͡श͠ɺ໊শΛผ͢ΔΈΛߏங ޠΓ෦ΛҭͯΔ(࡞Δ) • ਖ਼͍͓͠Έম͖ͷࣝΛੵ͠ɺ ίϯϐϡʔλΛҭ͠·͢ɻ ͓Έম͖ͷ໊শΛผ͢Δ • ը૾͔Βผ͢Δ͜ͱʹΑΓɺΧϝ ϥͰࡱӨͨ͠ͷΛͦͷͰਖ਼͍͠ ໊শΛڭ͑Δ
• ޠΓ෦͕ෆࡏͰਖ਼͓͘͠Έম͖ͷ໊લ͕Θ͔ΔΑ͏ʹͳΔ • ωοτʹߘ͢Δࡍʹࣄલʹ֬ೝͰ͖ΕେԌ্໔ΕΔ ౡ ͓Έম͖ Ͱ͢ େࡕ ͓Έম͖ Ͱ͢
ૉࡐΛूΊΔ ೝ͍ࣝͤͨ͞ͷΛͻͨ ͢ΒूΊΔ αΠτͰೖख ࣗͰԻ ࣗͰࡱӨ ࣸਅ όϦΤʔγϣϯͷ࡞ ը૾Ի͕ه͞ΕΔ ڥΛఆ͠ɺ߹ͯ͠
όϦΤʔγϣϯΛ૿͢ ੜ׆Ի ૽Ի ֯ ৭ຯ ࣸਅ Ի Ի ύλʔϯ ࣸਅ ύλʔϯ ಛநग़Λߦ͍ɺػցֶ शͷΞϧΰϦζϜೖྗ ͢Δ४උΛ͠·͢ ϕΫτϧʹม͢Δ [[0 3 3] [5 7 8] [1 8 7]] ϐΫηϧͷ໌ Δ͞Λදݱ 3✖3ͷࣸਅ [0 3 3 5 7 8 1 8 7] 1࣍ݩʹม ओղੳɺMFCCɺϑʔϦΤม etc… • ֶशσʔλͱಉࣸ͡ਅͷࡱΓํɺಉ͡ੜ׆ԻͷڥͰผ͢Δͱ ݶΓ·ͤΜͷͰɺ͜ͷ͕ॏཁͰ͢ ֶशσʔλɺॴΛఆͯ͠࡞͢Δ͜ͱ͕ॏཁ
• ը૾Λऩू͢ΔΫϩʔϥɺྨΛָʹ͢ΔWebϖʔδɺసͤ͞ ΔϓϩάϥϜ։ൃͳͲ͕ຯʹΊΜͲ͍͘͞ όϦΤʔγϣϯͷ࡞ ࣸਅΛ֯Λม͑ͨΓɺ సͤͯ͞ɺࣸਅσʔλ Λ૿͢ ࣮ࡍʹɺσʔλऩूΛ͢ΔϓϩάϥϜͱྨʹҰۤ࿑ సɾ֯มߋͰσʔλ Λ૿͠ɺ8398݅Λֶ
शɻਖ਼ղ84%Λ֬ อͨ͠ ϕΫτϧʹม͢Δ ૉࡐΛूΊΔ ωοτʹެ։͞Ε͍ͯΔ ࣸਅΫϩʔϥͰೖखɻख ಈͰྨɻ ʮϑΥτଂʯ ͷࣸਅΛࣗಈ ೖख ࣸਅΛྨ ͍ͯ͘͠Ξ ϓϦ࡞
ʮ͓Έম͖ผʯσϞɿࣸਅΛࡱͬͯ͢Έ·ͤΜ • Google Tensorflowɺ͘͞ΒVPS্ͷUbuntu Linuxʹڥߏங • ݹయతͳιϑτϚοΫεճؼͰɺαΫοͱॲཧͯ͠Ԡ͍ͯ͠Δ
HTTP Request HTTP Response ࡱӨ/ը૾ѹॖ ͓Έম໊͖শผͷػೳ ࢀߟɿςΫϊϩδʔߏ Ubuntu Linux TensorFlow
໊শผ ໊শͷදࣔ • ͚ͩ͜͜ͷɺ͓Έম͖Ҏ֎ΛࡱӨͯ͠ͲͪΒ͔ʹྨ͞Ε Δ͓Έম͖ઐ༻༷_:(´ཀ`ʯ ∠):
͝੩ௌ͋Γ͕ͱ͏͍͟͝·ͨ͠ʂ