I'm ✨ Kaibin Tian ✨, an algorithm engineer at TikTok. Email📧 : tikibi@foxmail.com.
💼 Experiences
- [2016-2020]🎉 I received my B.E. degree in Software Engineering at University of Electronic Science and Technology of China(UESTC).
- [2020-2023] I received my M.S. in Computer Science at AIMC Lab of Renmin University of China(RUC), advised by Prof. Xirong Li. I have been a Research Intern at SenseTime and Kuaishou Technology.
- [2023-2025] I worked as an Algorithm Engineer at Kuaishou Technology.
- [2025-] I work at TikTok.
🔭 Research Interests
- 📹 Video Understanding
- 🔍 Cross-Modal Retrieval
- 🪜 Reinforce Learning
- 🔥 Multimodal Large Language Model
- 🤔 ...
🤺 Competitions
- Alibaba Tianchi: Detection of Tampered Images. Rank 16/1666(Top 1%). Code.
- 2022 NIST TREC Video Retrieval Evaluation: Adhoc Video Search Task. Rank 2. Note.
- 2022 CVPR WorkShop Challenge: SemiSupervised Action Recognition In The Dark. Rank 2. Poster. Code.
- 2022 CVPR WorkShop Challenge：AICITY Naturalistic Driving Action Recognition. Rank 9. Note. Code.
📚 Papers
- Fukun Ma, Kaibin Tian, JietingXue, Xiaoyi Wang, Ye Ma, Quan Chen, Peng Jiang, Lijie Wen. Improving Preference Alignment of LLM with Inference-Free Self-Refinement. In EMNLP Findings(CCF-B) 2025.
- Kaibin Tian, Ruixiang Zhao, Hu Hu, Runquan Xie, Fengzong Lian, Zhanhui Kang, Xirong Li. TeachCLIP: Multi-Grained Teaching for Efficient Text-to-Video Retrieval. In CVPR(CCF-A) 2024. Code
- Kaibin Tian, Yanhua Cheng, Yi Liu, Xinglin Hou, Quan Chen, Han Li. Towards Efficient and Effective Text-to-Video Retrieval with Coarse-to-Fine Visual Representation Learning. In AAAI(CCF-A) 2024. Code
- Aozhu Chen, Ziyuan Wang, Chengbo Dong, Kaibin Tian, Ruixiang Zhao, Xun Liang, Zhanhui Kang, Xirong Li. ChinaOpen: A Dataset for Open-world Multimodal Learning. In ACMMM(CCF-A) 2023. Code.
- Kaibin Tian, Qijie Wei, Xirong Li. Co-Teaching for Unsupervised Domain Adaptation and Expansion. In arXiv 2022. Code.
- Jie Wang, Kaibin Tian, Dayong Ding, Gang Yang and Xirong Li. Unsupervised Domain Expansion for Visual Categorization. In ACM Transactions on Multimedia Computing, Communications and Applications (TOMM)(CCF-B) 2021. Code.