PyCFRL: A Python library for counterfactually fair offline reinforcement learning via sequential data preprocessing

Python Submitted 29 September 2025Published 31 August 2026
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Editor: @rich2355 (all papers)
Reviewers: @lwu9 (all reviews), @christinamaher (all reviews)

Authors

Jianhan Zhang (0009-0000-1434-227X), Jitao Wang, Chengchun Shi, John D. Piette, Donglin Zeng, Zhenke Wu (0000-0001-7582-669X)

Citation

Zhang et al., (2026). PyCFRL: A Python library for counterfactually fair offline reinforcement learning via sequential data preprocessing. Journal of Open Source Software, 11(124), 9689, https://doi.org/10.21105/joss.09689

@article{Zhang2026, doi = {10.21105/joss.09689}, url = {https://doi.org/10.21105/joss.09689}, year = {2026}, publisher = {The Open Journal}, volume = {11}, number = {124}, pages = {9689}, author = {Zhang, Jianhan and Wang, Jitao and Shi, Chengchun and Piette, John D. and Zeng, Donglin and Wu, Zhenke}, title = {PyCFRL: A Python library for counterfactually fair offline reinforcement learning via sequential data preprocessing}, journal = {Journal of Open Source Software} }
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counterfactual fairness algorithmic fairness reinforcement learning causal inference

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