---
license: mit
tags:
- Retrieval
- RAG
- LLM
---

# ᛉ-RAG: Hierarchical Abstract Tree for Cross-Document Retrieval-Augmented Generation

This is the index file page of $\Psi$-RAG. The tree indexes from our experiments can be automatically downloaded from here. 

See our [paper](https://arxiv.org/abs/2605.00529) and [GitHub page](https://huggingface.co/Newiz430/Psi-RAG) for details. 

## Citation

Please consider citing our work if it helps:

```bibtex
@inproceedings{psi-rag,
  title={Hierarchical Abstract Tree for Cross-Document Retrieval-Augmented Generation}, 
  author={Ziwen, Zhao and Menglin, Yang},
  booktitle={Proceedings of the 43rd International Conference on Machine Learning},
  year={2026},
  month={July},
  address={Seoul, South Korea},
  pages={TBD},
  publisher={TBD},
}
```