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画像認識からpythonに絡む
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yobe
March 18, 2018
Technology
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画像認識からpythonに絡む
画像認識からpythonに絡む
yobe
March 18, 2018
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Transcript
ը૾ೝ͔ࣝΒQZUIPO ʹབྷΉ ΜͳΓ1ZUIPO ٢ాɹوً
ࣗݾհ ࣄͰ 1)1͙̑Β͍ KT͙Β͍ ݸਓతʹ 1ZUIPO͙Β͍ ΞϓϦΛ࡞Γͨͯ͘ KBWBগʑLPUMJO̍ ͚Ͳ࠷ۙKTϑϨʔϜϫʔΫ Ͱྑ͍͡ΌΜɻ
झຯɹϓϩάϥϜ͍͡Γ ࠓ͔Βΰϧϑ
։ൃڥ IPNFCSFX NBDύοέʔδཧιϑτʁ QZFOW 1ZUIPO"OBDPOEBDVTUPN CJU +VQJUFSMBCɺOPUFCPPLʑ
࠷ۙΰϧϑʹ·ͬͯΔ͍
ϋϯϚʔ͛ͱಉ͡Β͍͠Ͱ͢
ը૾ೝࣝͷςʔϚ
ը૾ೝࣝͷςʔϚ ΰϧϑ
ΰϧϑͷεΠϯάΛը૾ೝࣝͤ͞ ͍ͨ ݱࡏɺߴ͍ਫ਼Λग़ͤΔख๏͕SSDͱݴ͏ํ๏Β͍͠ɻ
44%ͱ ΈࠐΈχϡʔϥϧωοτϫʔΫͱ ฒߦͯ͠ผͷॲ ཧΛ͍ͯ͠ΔΑ͏Ͱ͢ɻը૾શମͷݕग़ҐஔΛεϥ Πυ͠ͳ͕ΒମೝࣝΛฒߦͯ͠ߦ͍ͬͯΔͱͷ͜ ͱɻ
ࠓճωοΫʹͳͬͨ͜ͱ w όʔδϣϯཧ w όʔδϣϯࢦఆ͕͋ΔͷͰۃྗ߹ΘͤΔඞཁ͕͋Δ w $POEBΛ༻͠ڥΛ࡞Δ
DPOEBͷ͍ํ̍ ɾDPOEBΛ࡞Δ ɹDPOEBDSFBUFONZFOWJOTUBMMNPEVMF ɹ˞NZFOWҙ໊Λ͚ͭΔ ɹࠓճͰ͋Ε DPOEBDSFBUFOQZQZUIPOBOBDPOEB
DPOEBͷ͍ํ̎ w όʔδϣϯͷ֬ೝ DPOEBJOGPF w DPOEBͷڥʹೖΔ TPVSDFBDUJWBUFQZ w DPOEBͷڥʹग़Δ TPVSDFEFBDUJWBUF
όʔδϣϯʹ߹ΘͤͯΠϯε τʔϧ w LFSBTͰͬͯΈ·͢ɻ w IUUQTHJUIVCDPNSZLPWTTE@LFSBT w ࢀর w IUUQTRJJUBDPN1PO%BEJUFNTGFEDBEDCF
߹ΘͤΔόʔδϣϯ Keras v1.2.2, Tensorflow v1.0.0, OpenCV v3.1.0-dev
ίϚϯυ Keras v1.2.2, Tensorflow v1.0.0, OpenCV v3.1.0-dev QJQJOTUBMMLFSBT QJQJOTUBMMUFOTPSqPX QJQJOTUBMMPQFODWQZUIPO
DPOEBڥͰ࣮ߦɺPQFODWͷόʔδϣϯ͕ݟ͚ͭΒΕ· ͤΜͰͨ͠ɻN @@ N"OTJCMFΈ͍ͨͳΓํ͋Δͱ ࢥ͏ΜͰ͕͢୭͔ڭ͍͑ͩ͘͞ɻ
ίʔυमਖ਼ʢ؆ུԽͷʣ w ݁ہɺ͜ͷόʔδϣϯઃఆ͕ͳ͍͕ͨΊʢͩͱࢥΘΕΔʣιʔ είʔυͷमਖ਼͕ൃੜɻ DWDW$7@$"1@1301@'3".&@8*%5) ˣ؆ུԽ͞ΕͯΔ˞2JJUBͰॻ͔ΕͯΔɻ DW$"1@1301@'3".&@8*%5) ˣ͞Βʹ؆ུԽ͞ΕͯΔ˞2JJUBͰॻ͔ΕͯΔɻ
σϞ
ػցֶशͱ ޱ ࣖ
ػցֶशͱ ޱ ࣖ ը૾ ࣗવݴޠ Ի
ػցֶशͱ ޱ ࣖ ը૾ ࣗવݴޠ Ի ɹ
ػցֶशͱ ޱ ࣖ ը૾ ࣗવݴޠ Ի ɹ
ػ ց ֶ श
ػցֶशͱ ޱ ࣖ ը૾ ࣗવݴޠ Ի ɹ
ػ ց ֶ श σΟʔϓ ϥʔχϯά αϙʔτ ϕΫλʔϚγϯ ϕΠζྨث ΨγΞϯ ϛΫενϟʔ FUD ڧԽֶश
ֶशͱਪ ػցֶशͰڭࢣ͋ΓσʔλΛͱʹτϨʔχϯάΛߦ͍ϞσϧΛ࡞Δɻ Ͱ͖ͨϞσϧΛֶशࡁΈϞσϧͱ͍͏ Ϟ σ ϧ
ֶशͱਪ ػցֶशͰڭࢣ͋ΓσʔλΛͱʹτϨʔχϯάΛߦ͍ϞσϧΛ࡞Δɻ Ͱ͖ͨϞσϧΛֶशࡁΈϞσϧͱ͍͏ ௗ ਓؒ νʔζ Ϟ σ ϧ
ֶशͱਪ ػցֶशͰڭࢣ͋ΓσʔλΛͱʹτϨʔχϯάΛߦ͍ϞσϧΛ࡞Δɻ Ͱ͖ͨϞσϧΛֶशࡁΈϞσϧͱ͍͏ ௗ ਓؒ νʔζ Ϟ σ ϧ
ֶशͱਪ ֶशࡁΈϞσϧ͔Β͑ΛऔΓग़͢ɻֶशσʔλʹ֘͢Δσʔλ ͕ͳ͍ͱ͏·ࣝ͘ผͰ͖ͳ͍ɻ ֶशࡁΈ Ϟσϧ
ֶशͱਪ ֶशࡁΈϞσϧ͔Β͑ΛऔΓग़͢ɻֶशσʔλʹ֘͢Δσʔλ ͕ͳ͍ͱ͏·ࣝ͘ผͰ͖ͳ͍ɻ ֶशࡁΈ Ϟσϧ
ֶशͱਪ ֶशࡁΈϞσϧ͔Β͑ΛऔΓग़͢ɻֶशσʔλʹ֘͢Δσʔλ ͕ͳ͍ͱ͏·ࣝ͘ผͰ͖ͳ͍ɻ ௗ ֶशࡁΈ Ϟσϧ
ֶशͱਪ ֶशࡁΈϞσϧ͔Β͑ΛऔΓग़͢ɻֶशσʔλʹ֘͢Δσʔλ ͕ͳ͍ͱ͏·ࣝ͘ผͰ͖ͳ͍ɻ ֶशࡁΈ Ϟσϧ ௗ ௗ Ԡ͠ͳ͍
·ͱΊ w ࠓճֶशࡁΈϞσϧʹσʔλΛಥͬࠐΜ͕ͩཉ͍͠σʔλಘ ΒΕͳ͔ͬͨɻ w తͷͨΊʹ৽ͨʹֶशࡁΈϞσϧΛ࡞Δඞཁ͕͋Δɻ͕ڭࢣ σʔλͷ࡞Γํʹ͍ͭͯௐͯ࡞Δඞཁ͕͋Δɻ w ࠓճɺKVQZUFSΛ͍ͳ͕Βςετͨͨ͠ΊͦΕ͕ݪҼͱࢥΘΕ Δಈ࡞ෆྑ͕͋ͬͨͨΊͦΖͦΖઐ༻ڥΛ࡞ͬͯςετΛͨ͠
͍ɻ w ख๏ɺखஈΛతԽͨ͠ࠓճͷΓํ͕ࣗࣄͰΔ͔ͬͯ ݴ͏ͱΒͳ͍ͳʔͱࢥͬͨɻ
͓͠·͍ ͝੩ௌ͋Γ͕ͱ͏͍͟͝·ͨ͠ɻ