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Guarded Policy Optimization with Imperfect Online Demonstrations

ICLR 2023 · Reinforcement learning › Policy gradient and actor-critic · approach: Safe policy improvement · 4 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
Use value-based rather than action-similarity-based interventionTS2C · MetaDrivetraining rewardHelped
Use value-based rather than action-similarity-based interventionTS2C · MetaDrivetraining costHelped
Add a medium-performance teacher through online shared controlTS2C · MetaDrivetest rewardHelped
Add a medium-performance teacher through online shared controlTS2C · MetaDrivetraining costHelped
Use value-based rather than action-based interventionTS2C · MuJoCo PendulumreturnMixed
Use value-based rather than action-based interventionTS2C · MuJoCo Hopper and WalkerreturnHelped
Add intervention-minimization cost to the student update (ablation)TS2C · MetaDriveperformanceHelped
Use ensembled teacher value networks (ablation)TS2C · MetaDriveperformanceHelped
Vary the variance threshold in the intervention function (ablation)TS2C · MetaDriveperformanceNo clear effect
Replace value-based intervention with action-based intervention (ablation)TS2C · MetaDriveperformanceHurt
Vary the value-based intervention threshold (ablation)TS2C · MetaDriveperformanceNo clear effect

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