Curious Agents Saga (Part 2), Novelty or Surprise: How to Make Your Deep Reinforcement Learning Agents Curious?

Novelty or Surprise: How to Make Your Deep Reinforcement Learning Agents Curious?

Table of Content

• Challenges in Exploration
• Novelty
  • State Counting
  • Change Counting
  • Novelty through Reachability
  • Novelty via Reconstruction
• Surprise
  • Predictive Surprise
  • Bayesian Surprise
• Hybrid Approaches
  • Surprise + Novelty
  • Novelty of Surprise

Challenges in Exploration

In the preceding post, we studied classical exploration strategies primarily grounded in theoretical justifications under naïve assumptions, challenging to scale in complex scenarios. 🧠 Why is scaling a big problem? Practical environments often involve huge continuous state and action spaces, as exemplified below:

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Check our papers:

• Beyond Surprise: Improving Exploration Through Surprise Novelty