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Counterfactual Data Augmentation using Locally Factored Dynamics

NeurIPS 2020 · Reinforcement learning › Visual and representation RL · approach: Subgoal generation for hierarchical RL · 11 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
add CoDA counterfactual data at 1:3 ratio to real dataTD3 batch RL · Pong, 25k samplesmean success (%): 13.2 -> 40.9Helped
add CoDA counterfactual data at 1:3 ratio to real dataTD3 batch RL · Pong, 250k samplesmean success (%): 78.2 -> 87.8Helped
add MBPO model-generated data instead of CoDATD3 batch RL · Pong, 25k samplesmean success (%): 13.2 -> 18.5Helped
add MBPO model-generated dataTD3 batch RL · Pong, 150k samplesmean success (%): 77.4 -> 72.6Hurt
increase CoDA ratio from 1:3 to 1:5 (ablation)CoDA · Pong, 100k samplesmean success (%): 82.7 -> 76.6Hurt
add MBPO data on top of CoDA 1:3 (ablation)CoDA · Pong, small data (25k)mean success (%): 40.9 -> 46.8Helped
add MBPO data on top of CoDA 1:3 (ablation)CoDA · Pong, large data (250k)mean success (%): 87.8 -> 78.3Hurt
use CoDA with ground-truth mask versus learned mask (ablation)CoDA · Spriteworld online RLsample efficiencyHelped
use CoDA-generated data versus Dyna generated from same modelTD3 · Spriteworld online RLsample efficiencyHelped
add CoDA to HER agentHER · FetchPush and Slide2sample efficiencyHelped

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