Update README.md

README.md

@@ -8,7 +8,7 @@ language:
 
 <div align="center">
 
-[**Project Page**](https://kartik-3004.github.io/hyp-oc/) **|** [**Paper (ArXiv)**]() **|** [**Code**](https://github.com/Kartik-3004/hyp-oc)
+[**Project Page**](https://kartik-3004.github.io/hyp-oc/) **|** [**Paper (ArXiv)**](https://arxiv.org/pdf/2404.14406.pdf) **|** [**Code**](https://github.com/Kartik-3004/hyp-oc)
 
 
 </div>
@@ -47,7 +47,12 @@ hf_hub_download(repo_id="kartiknarayan/hyp-oc", filename="pretrained_weights/vgg
 
 ## Citation
 ```bibtex
-Coming soon ...
+@article{narayan2024hyp,
+  title={Hyp-OC: Hyperbolic One Class Classification for Face Anti-Spoofing},
+  author={Narayan, Kartik and Patel, Vishal M},
+  journal={arXiv preprint arXiv:2404.14406},
+  year={2024}
+}
 ```
 
 Please check our [GitHub repository](https://github.com/Kartik-3004/hyp-oc) for complete instructions.