みんなが使えるGANを作る

ゲームのアーティストさんがGAN (Generative Adversarial Network)で生成された画像を新しいアイデアの参考にできたらいいなというのがモチベーションです

Transcript

1. ΈΜͳ͕࢖͑ΔGANΛ ࡞Δ
2. ࿩͢͜ͱ • GANs(Generative Adversarial Nets)Λ࣮૷͢ΔͨΊʹࢀর ͨ͠ຊ΍࢖ͬͨπʔϧͳͲͷ঺հͱΞϓϦέʔγϣϯͱ͠ ͯಈ͔͢·Ͱͷखॱ
3. ࿩͞ͳ͍͜ͱ • GAN΍Deep Learning, Machine Learningͷٕज़తͳৄࡉ
4. Who I am? • ࢯ໊: ాதԺࣝ (Tanaka Yasunori) • @yanak174 • https://blog.codingecho.com • ॴଐ: גࣜձࣾenish • όοΫΤϯυ͔ΒϑϩϯτΤϯυ(Unity, iOS)·Ͱ
5. What is a GAN? • http://papers.nips.cc/paper/5423-generative-adversarial-nets.pdf • ࣗಈͰإࣸਅͳͲΛੜ੒ͯ͘͠ΕΔχϡʔϥϧωοτϫʔΫ • http://make.girls.moe https://www.analyticsvidhya.com/blog/2017/06/introductory-generative-adversarial-networks-gans/
6. Motivation • Deep LearningͷϏοά΢Σʔϒʹ৐Γ͍ͨʂ • ήʔϜ։ൃͷࢧԉ΍ΧελϚʔαϙʔτʹ͏·͘࢖͑ͳ͍ͩΖ͏͔ • ΞʔτσΟϨΫλʔ͞Μ͕ࢀߟʹͰ͖ΔֆΛੜ੒Ͱ͖ͨΒ໘നͦ͏ • ΈΜͳ͕৮ΕΔΑ͏ʹiOSͷΞϓϦͱͯ͠࡞ͬͯΈΑ͏ • قઅ΍Πϕϯτ(Halloweenͱ͔)Λύϥϝʔλʹͯ͠ը૾Λੜ੒ͯ͠Έ ͍ͨ
7. March to April • ࣾ಺ʹDeep LearningษڧձΛ্ཱͪ͛Δ • ि1-2͙Β͍Ͱ׆ಈ • “θϩ͔Β࡞ΔDeep Learning”ΛಡΈͳ͕ΒPythonͰ࣮૷ ͢Δ
8. May w 5FOTPS'MPXͰֶͿσΟʔϓϥʔχϯάೖ໳ΛಡΈͳ͕Β 5FOTSP'MPXΛ৮Δ
9. June to September • ެࣜϖʔδΛࢀߟʹTensorFlowΛ৮Γ࢝ΊΔ • Google Cloud Machine Learning EngineΛ৮Δ • GANΛTensorFlowͰ࣮૷͢Δ (https://wiseodd.github.io/ techblog/2016/09/17/gan-tensorflow/)
10. October to November • GANΛCoreML (iOS)Ͱಈ͔ͨ͢ΊʹiOSͱswiftΛ৮Γ࢝ΊΔ • Converting Training Models to Core ML(https:// developer.apple.com/documentation/coreml/ converting_trained_models_to_core_ml) • TensorFlowͷϞσϧΛCoreMLͷϞσϧʹίϯόʔτͰ͖ͳ͍ɻ KerasͷϞσϧͳΒͰ͖ΔͷͰKerasͰGANͷϞσϧΛ࡞ͬͯ CoreMLͷϞσϧʹίϯόʔτ͢Δ • iOSͰMNISTͷσʔλΛ࢖ֶͬͯशͨ͠GANͷΠϝʔδΛग़ྗ͞ ͤΔ (Doing now!)
11. ֶशͷਐΊํʹ͍ͭͯࢥͬͨ ͜ͱ • “θϩ͔Β࡞ΔDeep Learning”Λ·ͣಡΉ • ݸʑͷωοτϫʔΫʹ͍ͭͯ͸࿦จΛಡΉલʹ୭͔͕blog Ͱ؆୯ʹઆ໌ͯ͘͠Ε͍ͯΔ͜ͱ͕ଟ͍ͷͰͦΕΛಡΉ (೔ ຊޠ͸ଟ෼৘ใ͕ͳ͍͜ͱ͕ଟ͍͔΋) • blogΛಡΜͩΒgithubͱ͔ʹ࣮૷͕͋Δ͜ͱ͕ଟ͍ͷͰɺ ͱΓ࣮͋͑ͣ૷ͯ͠ಈ͔ͯ͠ΈΔ • ৄ͘͠஌Γ͚ͨΕ͹࿦จΛಡΉ
12. πʔϧʹ͍ͭͯࢥͬͨ͜ͱ • TensorFlow͸৘ใ͕ଟͯ͘࢖͍΍͍͢ • TensorFlowΑΓ͸؆ܿʹίʔυΛॻ͚ΔͷͰɺ࠷ॳ͸Keras͔Β࢝ Ίͯ΋͍͍͔΋ • Jupyter NotebookͰTensorFlowΛ࣮ߦ͢ΔͱίʔυΛ؅ཧ͠΍͘͢ ͯศར • খ͍͞σʔλͰֶश͕͏·͍͘͘͜ͱΛ֬ೝͯ͠ɺຊ൪ͷֶशͰ͸ Google Cloud Machine LearningΛ࢖͏ • CoreML͸؆୯ʹ࢖͑Δ
13. GANΛΈΜͳ͕࢖͑ΔΑ͏ʹ͢ Δ·Ͱͷखॱ 1. “θϩ͔Β࡞ΔDeep Learning”ΛಡΉ 2. GANͷblogΛಡΉ 3. Keras(or TensorFlow)ͰGANΛ࣮૷ͯ͠ɺখ͍͞σʔλͰֶश͢ ΔɻJupyter࢖͏ 4. ࿦จΛಡΉ (optional) 5. େ͖͍σʔλΛGoogle Cloud Machine LearningͰֶश 6. iOS, Android΍WebΞϓϦέʔγϣϯͰΈΜͳ͕࢖͑ΔΑ͏ʹ͢Δ