lab 6-2: q network for cart pole - github pageshunkim.github.io/ml/rl/rl06-l2.pdf · 2017-10-02 ·...
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Lab 6-2: Q Network for Cart Pole
Reinforcement Learning with TensorFlow&OpenAI GymSung Kim <hunkim+ml@gmail.com>
Cart Pole
https://gym.openai.com/docs
Random trials
Rewards
Cart Pole Q-network
(2)Ws(1)s
Q-Network training (Network construction)
(2)Ws(1)s
Q-Network training (linear regression)
(2)Ws(1)s
y = r + �maxQ(s0)
cost(W ) = (Ws� y)2
Code: Network and setup
Code: Training
Code: apply
Results: really poor!
Why does not work? Too shallow?
Excise
• Why does not work?
• Hint: DQN
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