~/talk

Building, designing, teaching and training simulation environments for Machine Learning

Talkat PyCon AU 2019 · 2019-08-02..08-06· [machine-learning]
slides:none on file

Simulation uses Unity + Unity ML‑Agents as glue to Python/TensorFlow to train controllers inside a game engine. Builds include a racetrack with a camera‑front car taking left/right discrete actions from a 32×24 grayscale camera, rewarded +tiny for staying on track and given a large negative on collision; training produces a TensorFlow graph and a Unity inference build after about one‑hour training for the car. A separate humanoid learns to walk from 215 state variables after roughly 24 hours of training.

AI-written summary · about

  1. 0:00Introduction
  2. 1:55Python adjacent
  3. 2:27Overview
  4. 3:08Unity
  5. 7:19Game Engine
  6. 7:43AI Explosion
  7. 8:13Unity ML Agents
  8. 8:38Research
  9. 8:53Example
  10. 9:20Brain
  11. 10:08Academy
  12. 10:43Agent
  13. 12:45UHN
  14. 13:03Typical setup
  15. 13:26The problem
  16. 17:12Brains
  17. 19:06Agent Actions
  18. 20:48Adding Machine Learning
  19. 21:18Learning Brain
  20. 24:57Python ML Agents
  21. 26:03Walker
  22. 26:46Conclusion
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