Update README.md

README.md

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+# VTool-R1
+
+Model weights for the paper "VTool-R1: VLMs Learn to Think with Images via Reinforcement Learning on Multimodal Tool Use"
+[![Paper](https://img.shields.io/badge/paper-5f16a8?style=for-the-badge&logo=arxiv&logoColor=white&color=FF5F05)](https://arxiv.org/pdf/2505.19255)
+[![HOMEPAGE](https://img.shields.io/badge/HOMEPAGE-3858bf?style=for-the-badge&logo=homepage&logoColor=white&color=13294B)](https://vtool-r1.github.io/)
+[![Weights](https://img.shields.io/badge/Model%20Weights-63cad3?style=for-the-badge&logo=huggingface&logoColor=white&color=FF5F05)](https://huggingface.co/VTOOL)
+
 ---
-title: README
-emoji: 🦀
-colorFrom: green
-colorTo: red
-sdk: static
-pinned: false
+
+
+
 ---
 
-Edit this `README.md` markdown file to author your organization card.
+If you find our project helpful, please cite:
+
+<pre style="background-color: auto; padding: 0.8rem 1rem 0.4rem 1rem; border-radius: 8px; overflow-x: auto; font-size: 0.9rem;">
+@misc{wu2025vtoolr1vlmslearnthink,
+      title={VTool-R1: VLMs Learn to Think with Images via Reinforcement Learning on Multimodal Tool Use}, 
+      author={Mingyuan Wu and Jingcheng Yang and Jize Jiang and Meitang Li and Kaizhuo Yan and Hanchao Yu and Minjia Zhang and Chengxiang Zhai and Klara Nahrstedt},
+      year={2025},
+      eprint={2505.19255},
+      archivePrefix={arXiv},
+      primaryClass={cs.LG},
+      url={https://arxiv.org/abs/2505.19255}, 
+}