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GAN -Generative Adversarial Networks- (2019-09-26)

abekoh
October 02, 2022

GAN -Generative Adversarial Networks- (2019-09-26)

2019/09に社内LTで発表、2022/10に一部修正したものです

abekoh

October 02, 2022
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  1. GAN


    -Generative Adversarial Networks-
    abekoh

    ஫: ͜ͷεϥΠυ͸2019/09ʹࣾ಺LTͰൃදɺ


    2022/10ʹҰ෦मਖ਼ͨ͠΋ͷͰ͢

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  2. What’s GAN?
    • Generatve Adversarial Networks


    • ఢରతੜ੒ωοτϫʔΫ


    • σΟʔϓϥʔχϯάʹΑΔੜ੒ΞϧΰϦζϜ


    • ଟ͘͸ը૾ੜ੒ʹར༻͞ΕΔ


    • GAN(Ϊϟϯ)ͱུ͞ΕΔ

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  3. ྫ: إࣸਅͷੜ੒
    • ϦΞϧࣸਅͱ൑ผෆೳͳϨϕϧͷِը૾ΛAI͕ੜ੒Մೳ
    ʹͳΔGANs޲͚ΞʔΩςΫνϟΛNVIDIA͕࡞੒ -
    Gigazine

    IUUQTHJHB[JOFOFUOFXTOWJEJBTUZMFCBTFEHFOFSBUPSBSDIJUFDUVSFHBOT

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  4. ྫ: ೋ࣍ݩը૾
    • MakeGirlsMoe

    IUUQTNBLFHJSMTNPF

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  5. ྫ: ࣗಈண৭
    • PaintsChainer

    IUUQTQBJOUTDIBJOFSQSFGFSSFEUFDIJOEFY@KBIUNM

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  6. ௒࠷ۙͷྫ: إࣸਅͷϑϦʔૉࡐ

    • generated.photos

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  7. GANͷֶशͷ࢓૊Έ

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  8. χϡʔϥϧωοτʹΑΔը૾ೝࣝ
    ͿͲ͏
    ΓΜ͝
    Έ͔Μ
    ύΠϯ
    ϝϩϯ
    Ұൠతͳ৞ΈࠐΈχϡʔϥϧωοτ

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  9. ٯ޲͖ʹ͢Δͱɺը૾ੜ੒ثʹ

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  10. ఢର͢Δ2ͭͷχϡʔϥϧωοτ
    Λ࢖ֶͬͯश
    VS.
    (FOFSBUPS
    ੜ੒ث

    %JTDSJNJOBUPS
    ෼ผث

    ِ෺Λੜ੒ ຊ෺ِ͔෺͔൑ผ

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  11. GANͷֶशεςοϓ(1/3)
    %JTDSJNJOBUPS
    ຊ෺
    ِ෺
    • Discriminatorʹຊ෺Λڭ͑ࠐ·ͤΔ
    ਖ਼͘͠ຊ෺ͱ෼ผ͢ΔΑ͏ʹ
    ຊ෺

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  12. GANͷֶशεςοϓ(2/3)
    • Generator͕DiscriminatorΛὃ͢Α͏ʹ

    ڭ͑ࠐ·ͤΔ
    %JTDSJNJOBUPS
    ຊ෺
    ِ෺
    %JTDSJNJOBUPSΛٗ͘
    (FOFSBUPS ੜ੒ِͨ͠෺
    ೖྗ͸஋ҬΛߜͬͨཚ਺஋

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  13. GANͷֶशεςοϓ(3/3)
    %JTDSJNJOBUPS
    ຊ෺
    ِ෺
    • Discriminatorʹِ෺Λڭ͑ࠐ·ͤΔ
    ِ෺Λਖ਼͘͠൑ผͰ͖ΔΑ͏ʹ
    ੜ੒ِͨ͠෺

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  14. ͜ͷ3εςοϓΛ܁Γฦֶ͠श

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  15. GAN (2014.6)
    • I. J. Goodfellow (Google)ʹΑΔ࠷ॳͷ࿦จ

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  16. DCGAN (2015.11)
    • Deep Convolutional GAN


    • ৞ΈࠐΈχϡʔϥϧωοτͰ

    ߴղ૾౓ը૾ʹରԠ ଐੑͷ଍͠ࢉҾ͖ࢉ

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  17. Text to Image (2016.5)
    • จষ͔Βը૾Λੜ੒
    จষΛೖྗʹೖΕΔ

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  18. pix2pix (2016.11)
    • ը૾͔Βը૾΁ͷม׵

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  19. Stack GAN (2016.12)
    • ΋ͬͱߴղ૾౓ʹ

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  20. Wasserstein GAN (2017.1)
    • ໨తؔ਺Λେ෯मਖ਼ɺύϥϝʔλௐ੔ָ͕ʹ
    ͳΜ͔͜Μͳ͔ࣜͭ͏

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  21. ͪͳΈʹ…
    • ֶੜ࣌୅͸͜ΕΛར༻ͯ͠ɺ

    ϑΥϯτͷࣗಈੜ੒Λ͢Δݚڀͯ͠·ͨ͠

    https://github.com/uchidalab/fontdesign_gan

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