Update app.py

app.py

@@ -81,6 +81,6 @@ demo = gr.Interface(
     fn=generate, inputs=[gr.Image(type="pil")], outputs=gr.Textbox(), concurrency_limit=1,
     examples="./examples",
     title="A Dense Captioner optimized for Graphical User Interface",
-    description="[Paper TBD]() [Code](https://github.com/Berkeley-NLP/Agent-Eval-Refine) [Model](https://huggingface.co/Agent-Eval-Refine/Captioner) [Data](https://huggingface.co/datasets/Agent-Eval-Refine/GUI-Dense-Descriptions)"
+    description="[Paper](https://arxiv.org/abs/2404.06474) [Code](https://github.com/Berkeley-NLP/Agent-Eval-Refine) [Model](https://huggingface.co/Agent-Eval-Refine/Captioner) [Data](https://huggingface.co/datasets/Agent-Eval-Refine/GUI-Dense-Descriptions)"
 )
 demo.queue().launch()