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Research map / Reinforcement learning / Visual and representation RL

Redeeming intrinsic rewards via constrained optimization

NeurIPS 2022 · Reinforcement learning › Visual and representation RL · approach: Reward shaping for sparse rewards · 11 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
add EIPO extrinsic-optimality constraint to RNDRND with PPO · 61 ATARI gamesP(method > EO): 0.49 -> 0.65Helped
use KL-regularized Decoupled-RND (similarity assumption without constraint) (ablation)Ext-norm-RND · 61 ATARI games vs EOP(method > EO)No clear effect
learn alpha dynamically (EIPO) instead of fixed linear decay of intrinsic reward (ablation)EIPO-RND · 61 ATARI gamesP(EIPO-RND > Decay-RND): 0.59Helped
use EIPO instead of Ext-norm-RND on hard exploration gamesRND · ATARI games where RND beats EOPPO-normalized score mean: 427.08 -> 435.56No clear effect
tune per-game intrinsic coefficient lambda for RNDRND · selected ATARI gamesreturnMixed
normalize extrinsic rewards in RND (Ext-norm-RND) (ablation)RND · 61 ATARI games vs EOP(method > EO)Helped

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