publications

2025

1. KDD’25

   Llmlight: Large language models as traffic signal control agents

   Siqi Lai, Zhao Xu, Weijia Zhang, Hao Liu, and Hui Xiong

   In Proceedings of the 31st ACM SIGKDD Conference on Knowledge Discovery and Data Mining V. 1, 2025

   Bib PDF Code 🌐 Website 🤗 Model

   @inproceedings{lai2025llmlight,
     title = {Llmlight: Large language models as traffic signal control agents},
     author = {Lai, Siqi and Xu, Zhao and Zhang, Weijia and Liu, Hao and Xiong, Hui},
     booktitle = {Proceedings of the 31st ACM SIGKDD Conference on Knowledge Discovery and Data Mining V. 1},
     pages = {2335--2346},
     year = {2025},
     model = {https://huggingface.co/collections/usail-hkust/lightgpt-673ac5a619cbbe309165b56d}
   }

2024

1. NeurIPS’25

   Bag of tricks: Benchmarking of jailbreak attacks on llms

   Zhao Xu, Fan Liu, and Hao Liu

   Advances in Neural Information Processing Systems, 2024

   Bib PDF Code 🤗 Model

   @article{xu2024bag,
     title = {Bag of tricks: Benchmarking of jailbreak attacks on llms},
     author = {Xu, Zhao and Liu, Fan and Liu, Hao},
     journal = {Advances in Neural Information Processing Systems},
     volume = {37},
     pages = {32219--32250},
     year = {2024},
     model = {https://huggingface.co/usail-hkust/JailJudge-guard}
   }

2. Adversarial tuning: Defending against jailbreak attacks for llms

   Fan Liu, Zhao Xu, and Hao Liu

   arXiv preprint arXiv:2406.06622, 2024
3. Jailjudge: A comprehensive jailbreak judge benchmark with multi-agent enhanced explanation evaluation framework

   Fan Liu, Yue Feng, Zhao Xu, Lixin Su, Xinyu Ma, Dawei Yin, and Hao Liu

   arXiv preprint arXiv:2410.12855, 2024
4. Towards urban general intelligence: A review and outlook of urban foundation models

   Weijia Zhang, Jindong Han, Zhao Xu, Hang Ni, Hao Liu, and Hui Xiong

   arXiv preprint arXiv:2402.01749, 2024
5. Urban foundation models: A survey

   Weijia Zhang, Jindong Han, Zhao Xu, Hang Ni, Hao Liu, and Hui Xiong

   In Proceedings of the 30th ACM SIGKDD Conference on Knowledge Discovery and Data Mining, 2024

2023

1. Large language models as traffic signal control agents: Capacity and opportunity

   Siqi Lai, Zhao Xu, Weijia Zhang, Hao Liu, and Hui Xiong

   CoRR, 2023