2018

Efficient Exploration through Bayesian Deep Q-Networks

Azizzadenesheli, Kamyar, Anandkumar, Animashree

Understand

We study reinforcement learning (RL) in high dimensional episodic Markov decision processes (MDP).

  • We consider value-based RL when the optimal Q-value is a linear function of d-dimensional state-action feature representation.
  • For instance, in deep-Q networks (DQN), the Q-value is a linear function of the feature representation layer (output layer).
  • We propose two algorithms, one based on optimism, LINUCB, and another based on posterior sampling, LINPSRL.

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