mlsanityData to 7 Oct 2026

Way Off-Policy Batch Deep Reinforcement Learning of Implicit Human Preferences in Dialog

arXiv 1907.00456 ↗First posted 30 Jun 2019cs.LG cs.AI stat.MLcited by 283

On the map: Offline RL and imitation learning from data → Language-conditioned policies and VLAs

Abstract (arXiv)

Most deep reinforcement learning (RL) systems are not able to learn effectively from off-policy data, especially if they cannot explore online in the environment. These are critical shortcomings for applying RL to real-world problems where collecting data is expensive, and models must be tested offline before being deployed to interact with the environment -- e.g. systems that learn from human interaction. Thus, we develop a novel class of off-policy batch RL algorithms, which are able to effectively learn offline, without exploring, from a fixed batch of human interaction data. We leverage models pre-trained on data as a strong prior, and use KL-control to penalize divergence from this prior during RL training. We also use dropout-based uncertainty estimates to lower bound the target Q-values as a more efficient alternative to Double Q-Learning. The algorithms are tested on the problem of open-domain dialog generation -- a challenging reinforcement learning problem with a 20,000-dimensional action space. Using our Way Off-Policy algorithm, we can extract multiple different reward functions post-hoc from collected human interaction data, and learn effectively from all of these. We test the real-world generalization of these systems by deploying them live to converse with humans in an open-domain setting, and demonstrate that our algorithm achieves significant improvements over prior methods in off-policy batch RL.

Key facts. Cited by 283 papers in the map (data through 7 Oct 2026). Placed in Language-conditioned policies and VLAs, one of 13 directions in Offline RL and imitation learning from data. Builds on 42 of its 72 references that are in the map. First posted on arXiv 30 Jun 2019.

Builds on

42 of 72 references.

Closest ancestors · 1

Same direction, newest first

  1. 2018Dialogue Generation: From Imitation Learning to Inverse Reinforcement Learning9 Dec

Other references · 41

  1. 2015Distilling the Knowledge in a Neural Networkcited by 10,076
  2. 2018Soft Actor-Critic: Off-Policy Maximum Entropy Deep Reinforcement Learning with a Stochastic Actorcited by 4,635
  3. 2015Dropout as a Bayesian Approximation: Representing Model Uncertainty in Deep Learningcited by 4,416
  4. 2017Deep reinforcement learning from human preferencescited by 3,846
  5. 2013Playing Atari with Deep Reinforcement Learningcited by 3,211
  6. 2015Trust Region Policy Optimizationcited by 2,503
  7. 2018Addressing Function Approximation Error in Actor-Critic Methodscited by 2,302
  8. 2015Deep Reinforcement Learning with Double Q-learningcited by 1,704
  9. 2018Off-Policy Deep Reinforcement Learning without Explorationcited by 1,227
  10. 2017Hindsight Experience Replaycited by 1,096
  11. 2019Stabilizing Off-Policy Q-Learning via Bootstrapping Error Reductioncited by 833
  12. 2017Reinforcement Learning with Deep Energy-Based Policiescited by 659
29 more
  1. 2016Deep Exploration via Bootstrapped DQNcited by 518
  2. 2017Supervised Learning of Universal Sentence Representations from Natural Language Inference Datacited by 428
  3. 2015Doubly Robust Off-policy Value Evaluation for Reinforcement Learningcited by 337
  4. 2018Maximum a Posteriori Policy Optimisationcited by 318
  5. 2016Deep Reinforcement Learning for Dialogue Generationcited by 286
  6. 2016Data-Efficient Off-Policy Policy Evaluation for Reinforcement Learningcited by 285
  7. 2016Safe and Efficient Off-Policy Reinforcement Learningcited by 260
  8. 2015Building End-To-End Dialogue Systems Using Generative Hierarchical Neural Network Modelscited by 207
  9. 2017Bridging the Gap Between Value and Policy Based Reinforcement Learningcited by 178
  10. 2016A Hierarchical Latent Variable Encoder-Decoder Model for Generating Dialoguescited by 174
  11. 2018The Design and Implementation of XiaoIce, an Empathetic Social Chatbotcited by 172
  12. 2018More Robust Doubly Robust Off-policy Evaluationcited by 141
  13. 2015Taming the Noise in Reinforcement Learning via Soft Updatescited by 125
  14. 2017Using millions of emoji occurrences to learn any-domain representations for detecting sentiment, emotion and sarcasmcited by 117
  15. 2017Adversarial Learning for Neural Dialogue Generationcited by 103
  16. 2019Learning from Dialogue after Deployment: Feed Yourself, Chatbot!cited by 102
  17. 2016Sequence Tutor: Conservative Fine-Tuning of Sequence Generation Models with KL-controlcited by 100
  18. 2017Uncertainty-Aware Reinforcement Learning for Collision Avoidancecited by 86
  19. 2018Efficient Exploration through Bayesian Deep Q-Networkscited by 67
  20. 2018Dialogue Learning with Human Teaching and Feedback in End-to-End Trainable Task-Oriented Dialogue Systemscited by 53
  21. 2019Off-Policy Deep Reinforcement Learning by Bootstrapping the Covariate Shiftcited by 47
  22. 2016Dialogue Learning With Human-In-The-Loopcited by 46
  23. 2019Approximating Interactive Human Evaluation with Self-Play for Open-Domain Dialog Systemscited by 42
  24. 2017A Deep Reinforcement Learning Chatbotcited by 36
  25. 2017Iterative Policy Learning in End-to-End Trainable Task-Oriented Neural Dialog Modelscited by 26
  26. 2017Sample-efficient Actor-Critic Reinforcement Learning with Supervised Data for Dialogue Managementcited by 18
  27. 2018A Hierarchical Latent Structure for Variational Conversation Modelingcited by 17
  28. 2018Sentiment Adaptive End-to-End Dialog Systemscited by 17
  29. 2016Policy Networks with Two-Stage Training for Dialogue Systemscited by 14

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Citing papers per year: 2019: 6; 2020: 16; 2021: 41; 2022: 58; 2023: 50; 2024: 54; 2025: 36; 2026: 22.

283 papers.

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  1. 2022Training language models to follow instructions with human feedbackcited by 15,712
  2. 2020Learning to summarize from human feedbackcited by 2,562
  3. 2019Fine-Tuning Language Models from Human Preferencescited by 2,124
  4. 2020Offline Reinforcement Learning: Tutorial, Review, and Perspectives on Open Problemscited by 1,873
  5. 2020Conservative Q-Learning for Offline Reinforcement Learningcited by 1,777
  6. 2020D4RL: Datasets for Deep Data-Driven Reinforcement Learningcited by 1,406
  7. 2025Understanding R1-Zero-Like Training: A Critical Perspectivecited by 1,276
  8. 2022Red Teaming Language Models with Language Modelscited by 983
  9. 2021A Minimalist Approach to Offline Reinforcement Learningcited by 882
  10. 2019Behavior Regularized Offline Reinforcement Learningcited by 654
  11. 2020MOPO: Model-based Offline Policy Optimizationcited by 630
  12. 2020MOReL : Model-Based Offline Reinforcement Learningcited by 582
38 more
  1. 2023RRHF: Rank Responses to Align Language Models with Human Feedback without tearscited by 454
  2. 2021COMBO: Conservative Offline Model-Based Policy Optimizationcited by 365
  3. 2020Is Pessimism Provably Efficient for Offline RL?cited by 362
  4. 2022Teaching language models to support answers with verified quotescited by 290
  5. 2021Recursively Summarizing Books with Human Feedbackcited by 287
  6. 2021Bridging Offline Reinforcement Learning and Imitation Learning: A Tale of Pessimismcited by 275
  7. 2023OpenChat: Advancing Open-source Language Models with Mixed-Quality Datacited by 250
  8. 2021Offline Reinforcement Learning with Fisher Divergence Critic Regularizationcited by 237
  9. 2023Secrets of RLHF in Large Language Models Part I: PPOcited by 226
  10. 2023Nash Learning from Human Feedbackcited by 220
  11. 2022Optimizing Prompts for Text-to-Image Generationcited by 204
  12. 2024Secrets of RLHF in Large Language Models Part II: Reward Modelingcited by 170
  13. 2020OPAL: Offline Primitive Discovery for Accelerating Offline Reinforcement Learningcited by 164
  14. 2023Multimodal Web Navigation with Instruction-Finetuned Foundation Modelscited by 159
  15. 2021Offline RL Without Off-Policy Evaluationcited by 150
  16. 2024The PRISM Alignment Dataset: What Participatory, Representative and Individualised Human Feedback Reveals About the Subjective and Multicultural Alignment of Large Language Modelscited by 136
  17. 2020PLAS: Latent Action Space for Offline Reinforcement Learningcited by 133
  18. 2022RL with KL penalties is better viewed as Bayesian inferencecited by 130
  19. 2023Q-Transformer: Scalable Offline Reinforcement Learning via Autoregressive Q-Functionscited by 129
  20. 2021Uncertainty Weighted Actor-Critic for Offline Reinforcement Learningcited by 125
  21. 2021OptiDICE: Offline Policy Optimization via Stationary Distribution Correction Estimationcited by 121
  22. 2023Aligning Language Models with Preferences through f-divergence Minimizationcited by 118
  23. 2022RAMBO-RL: Robust Adversarial Model-Based Offline Reinforcement Learningcited by 115
  24. 2020Hyperparameter Selection for Offline Reinforcement Learningcited by 113
  25. 2021Provable Benefits of Actor-Critic Methods for Offline Reinforcement Learningcited by 109
  26. 2019Benchmarking Batch Deep Reinforcement Learning Algorithmscited by 108
  27. 2021Dropout Q-Functions for Doubly Efficient Reinforcement Learningcited by 108
  28. 2020Offline Reinforcement Learning from Images with Latent Space Modelscited by 94
  29. 2020Offline Meta-Reinforcement Learning with Advantage Weightingcited by 92
  30. 2019BAIL: Best-Action Imitation Learning for Batch Deep Reinforcement Learningcited by 90
  31. 2021Representation Matters: Offline Pretraining for Sequential Decision Makingcited by 90
  32. 2024Human Alignment of Large Language Models through Online Preference Optimisationcited by 90
  33. 2024RLHF Deciphered: A Critical Analysis of Reinforcement Learning from Human Feedback for LLMscited by 89
  34. 2025SPIRAL: Self-Play on Zero-Sum Games Incentivizes Reasoning via Multi-Agent Multi-Turn Reinforcement Learningcited by 89
  35. 2022A data-driven approach for learning to control computerscited by 87
  36. 2021S4RL: Surprisingly Simple Self-Supervision for Offline Reinforcement Learningcited by 85
  37. 2020COG: Connecting New Skills to Past Experience with Offline Reinforcement Learningcited by 83
  38. 2022On Reinforcement Learning and Distribution Matching for Fine-Tuning Language Models with no Catastrophic Forgettingcited by 80

50 most cited of 283 All 283 (JSON)

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  1. 2020Human-centric Dialog Training via Offline Reinforcement Learning
  2. 2022A Survey on Offline Reinforcement Learning: Taxonomy, Review, and Open Problems
  3. 2020Guided Dialog Policy Learning without Adversarial Learning in the Loop
  4. 2024Real-World Offline Reinforcement Learning from Vision Language Model Feedback
  5. 2026Active Offline-to-Online Reinforcement Learning
  6. 2025Sample-Efficient Policy Constraint Offline Deep Reinforcement Learning based on Sample Filtering
  7. 2023Boosting Offline Reinforcement Learning with Action Preference Query
  8. 2021The Least Restriction for Offline Reinforcement Learning