Added Citation

README.md

@@ -73,5 +73,11 @@ Total coverage: 317 days of traces.
 If you use this dataset in your research, please cite it as:
 
 ```
-
+@misc{cloudformer2025,
+  title        = {CloudFormer: An Attention-based Performance Prediction for Public Clouds with Unknown Workload},
+  author       = {Shahbazinia, Amirhossein and Huang, Darong and Costero, Luis and Atienza, David},
+  howpublished = {arXiv preprint arXiv:2509.03394},
+  year         = {2025},
+  url          = {https://arxiv.org/abs/2509.03394}
+}
 ```