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物体検出の動向とPythonで動かすまで
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Swall0w
September 12, 2018
Technology
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700
物体検出の動向とPythonで動かすまで
みんなのPython勉強会#38のショートトーク内容です.
https://startpython.connpass.com/event/92358/
Swall0w
September 12, 2018
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Transcript
ମݕग़ͷಈͱ PythonͰಈ͔͢·Ͱ !1 20189݄12 ΈΜͳͷPythonษڧձ#38 Masato Fujitake(@Swall0wTech)
ମݕग़ͬͯɽɽɽʁ !2 YOLOv3:https://bit.ly/2fXFbXS
ࣗݾհ !3 ໊લɿɹͭΊ ɹ(Masato FUJITAKE) Twitter : @Swall0wTech ઐ߈ɿϩϘοτͷ੍ޚͱ͔ͱ͔ ݴޠɿcݴޠɺC++,ΞηϯϒϦ…
Pythonɿը૾ॲཧɺػցֶश ମݕग़ɿϩϘοτͰͷݕग़ɼOCR
༰ʹ͍ͭͯ !4 ࠓ͢͜ͱ ը૾ΛͲ͏ଊ͑Δ͔ ମݕग़Ͳ͏࣮ݱ͍ͯ͠Δ͔ ࠓͲΜͳࣄ͕ग़དྷͯΔͷʁ ମݕग़ಈ͔͢ʹʁ ػցֶशͱ ࡉ͔͍ΞϧΰϦζϜ ࠓ͞ͳ͍͜ͱ
ը૾ΛͲ͏ଊ͑Δͷ͔ !5 https://bit.ly/2CRjqUG
ը૾ΛͲ͏ଊ͑Δͷ͔ !6 ը૾ೝࣝ ମݕग़ ηϚϯςΟοΫ ηάϝϯςʔγϣϯ ηϚϯςΟοΫ Πϯελϯε ηάϝϯςʔγϣϯ
·ͣը૾ೝࣝ !7 ͍͍ಛྔ͕ಘΒΕΕɼࣝผ͘͢͠ͳΔʂ Α͘ݟΔ͔͠Εͳ͍ը૾ೝࣝϞσϧ ಛྔநग़ث ࣝผث ը૾ೝࣝ ≒ ͍͍ಛநग़ثͷ૪͍ VGG,
ResNet, Inception, MobileNet…
ը૾ೝ͔ࣝΒମݕग़ !8 RNN RNN ಛྔநग़ث ࣝผث ೝࣝ݁Ռ
RNN ಛྔநग़ث ࣝผث ࠲ඪҐஔ ਪఆ ը૾ೝࣝ ମݕग़ ޙॲཧ
ମݕग़ͷ࣮ݱํ๏ !9 ̎ஈ֊ࣜ ̍ஈ֊ࣜ ࣝผث ࠲ඪҐஔ ਪఆ ͦΕͧΕͷྖҬʹ දɿFaster R-CNN
දɿYOLO, SSD ࣝผث ࠲ඪҐஔਪఆ ʢಉ࣌ʹ ʣ https://bit.ly/2x1L4ZG https://bit.ly/2O8KPT8
ମݕग़ͷ࣮ݱͱͦͷઌ !10 ख๏ͱ࣮ͯ͠ݱͷํੑݟ͑ͨɽɽɽ ͦͷઌͱͯ͠ɼ ݁Ռͱͯ͠ɼ •ߴਫ਼Խ&ߴԽ •֦ுʢ̏࣍ݩߏਪఆʣ •ಈըͷల։ʢϒϨϑΥʔΧεͣΕͷಆ͍ʣ •ଞ༥߹ʢମݕग़͔Βͷ֦ுʣ
ଞ༥߹ʢݚڀʣ !11 DeepPose ը૾͔Βͷ̏Dମද໘Ϟσϧݕग़ ਓݕग़ʴηάϝϯςʔγϣϯʴϘʔϯਪఆʴද໘ਪఆ
ଞ༥߹ʢԠ༻ʣ !12 Soccer On your Tabletop ARͰαοΧʔؑ ਓݕग़ʴΩϟϦϒϨʔγϣϯʴϘʔϯਪఆʴτϥοΩϯά
ମݕग़ಈ͔͢ʹ !13 ެࣜͷίʔυ͕ެ։͞Ε͍ͯΕɼڥߏங ؤுͬͯ༡Ϳ(Detectron, Darknet, Caffe) ̍ ༻ͯ͠ΔϑϨʔϜϫʔΫͷ࣮Λࢼ͢ ̎ ࠶ݱ࣮Λࢦ͍ͯ͠ΔͷΛࢼ͢(ChainerCV)
̏
·ͱΊ !14 ը૾ͷೝࣝͷछྨ ମݕग़ͷ࣮ݱํ๏ ͲΜͳࣄ͕ग़དྷͯΔͷ͔ʢDensePose…ʣ ମݕग़ಈ͔͢ʹ ମݕग़ͬͱΓ͍ͨͱ͍͏ํ →Deep Learning for
Generic Object Detection: A Survey https://arxiv.org/abs/1809.02165