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Summary of Learning the Target Network in Function Space, by Kavosh Asadi et al.


Learning the Target Network in Function Space

by Kavosh Asadi, Yao Liu, Shoham Sabach, Ming Yin, Rasool Fakoor

First submitted to arxiv on: 3 Jun 2024

Categories

  • Main: Machine Learning (cs.LG)
  • Secondary: Artificial Intelligence (cs.AI)

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GrooveSquid.com Paper Summaries

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Summary difficulty Written by Summary
High Paper authors High Difficulty Summary
Read the original abstract here
Medium GrooveSquid.com (original content) Medium Difficulty Summary
The paper proposes a novel algorithm, Lookahead-Replicate (LR), for approximating value functions in reinforcement learning (RL). Unlike existing methods that rely on parameter-space equivalence between online and target networks, LR maintains function-space equivalence through a new target-network update. The authors demonstrate the effectiveness of LR by showing its convergence in learning value functions and empirical results indicating significant improvements in deep RL on the Atari benchmark.
Low GrooveSquid.com (original content) Low Difficulty Summary
This paper is about finding the best way to learn from experiences in games or simulations (reinforcement learning). Right now, this task is often solved by updating two networks that are similar. The new idea is to update these networks not based on what they look like, but rather based on what they do. This helps the algorithm learn faster and better. The paper shows that this new approach works well and can be used to improve game-playing AI.

Keywords

» Artificial intelligence  » Reinforcement learning