Publications

2026

1. ICML

   Q-DiT4SR: Exploration of Detail-Preserving Diffusion Transformer Quantization for Real-World Image Super-Resolution

   Xun Zhang^*, Kaicheng Yang^*, Hongliang Lu, Haotong Qin, Yong Guo, and Yulun Zhang^†

   International Conference on Machine Learning, 2026

   arXiv PDF Code
2. ICML

   RobuQ: Pushing DiTs to W1.58A2 via Robust Activation Quantization

   Kaicheng Yang^*, Xun Zhang^*, Haotong Qin, Yucheng Lin, Kaisen Yang, Xianglong Yan, and Yulun Zhang^†

   International Conference on Machine Learning, 2026

   arXiv PDF Code
3. ICLR

   Grounding-IQA: Multimodal Language Grounding Model for Image Quality Assessment

   Zheng Chen, Xun Zhang, Wenbo Li, Renjing Pei, Fenglong Song, Xiongkuo Min, Xiaohong Liu, Xin Yuan, Yong Guo, and Yulun Zhang^†

   In International Conference on Learning Representations, 2026

   PDF Code Proj
4. arXiv

   JustQuant: You Don’t Need Smoothing, SVD, or Rotation for 4-Bit Activation Quantization

   Kaicheng Yang^*, Kaisen Yang^*, Chunyu Liu^*, Xianglong Yan, Haotong Qin, Junyi Wu, Tianao Zhang, Xun Zhang, Shaoqiu Zhang, Youbang Sun, and Yulun Zhang

   arXiv preprint arXiv:2609.33601, 2026

   PDF Code Proj
5. arXiv

   AcademiClaw: When Students Set Challenges for AI Agents

   Junjie Yu, Pengrui Lu, Weiye Si, Hongliang Lu, Jiabao Wu, Kaiwen Tao, Kun Wang, Lingyu Yang, Qiran Zhang, Xiuting Guo, Xuanyu Wang, Yang Wang, Yanjie Wang, Yi Yang, Zijian Hu, Ziyi Yang, Zonghan Zhou, Binghao Qiang, Borui Zhang, Chenning Li, Enchang Zhang, Feifan Chen, Feng Jian, Fengyin Sun, Hao Qiu, Hao Zheng, Haoran Zhu, Hongyu Liu, Jianbin Deng, Jiaxin Song , and 48 more authors

   arXiv preprint arXiv:2605.02661, 2026

   arXiv PDF Code

2025

1. arXiv

   TreeQ: Pushing the Quantization Boundary of Diffusion Transformer via Tree-Structured Mixed-Precision Search

   Kaicheng Yang, Kaisen Yang, Baiting Wu, Xun Zhang, Qianrui Yang, Haotong Qin, He Zhang, and Yulun Zhang^†

   arXiv preprint arXiv:2512.06353, 2025

   arXiv PDF Code