SAEs from the hyperparameter study in https://arxiv.org/abs/2410.22366

Usage https://github.com/surkovv/sdxl-unbox

```
@misc{surkov2025onestepenoughsparseautoencoders,
      title={One-Step is Enough: Sparse Autoencoders for Text-to-Image Diffusion Models}, 
      author={Viacheslav Surkov and Chris Wendler and Antonio Mari and Mikhail Terekhov and Justin Deschenaux and Robert West and Caglar Gulcehre and David Bau},
      year={2025},
      eprint={2410.22366},
      archivePrefix={arXiv},
      primaryClass={cs.LG},
      url={https://arxiv.org/abs/2410.22366}, 
}
```