Update README.md

README.md

@@ -15,3 +15,16 @@ to the paper, code, and the project website:
 * [Codebase](https://github.com/mapo-t2i/mapo)
 * [Project Website](https://mapo-t2i.github.io/)
 * [Artifact Collection](https://huggingface.co/collections/mapo-t2i/mapo-66656808665dbeaa08e7b44f)
+
+## Citation
+
+```bibtex
+@misc{hong2024marginaware,
+    title={Margin-aware Preference Optimization for Aligning Diffusion Models without Reference}, 
+    author={Jiwoo Hong and Sayak Paul and Noah Lee and Kashif Rasul and James Thorne and Jongheon Jeong},
+    year={2024},
+    eprint={2406.06424},
+    archivePrefix={arXiv},
+    primaryClass={cs.CV}
+}
+```