Yijun Tian

Researcher, Amazon

Joined

September 2021

Names

Yijun Tian (Preferred)

Emails

****@nd.edu (Confirmed)

****@gmail.com (Confirmed)

Personal Links

Career & Education History

Researcher

Amazon (amazon.com)

2024 – 2034

PhD student

University of Notre Dame (nd.edu)

2020 – 2024

Advisors, Relations & Conflicts

PhD Advisor

Nitesh V Chawla

2020 – 2024

Expertise

Large Language Models

2024 – 2034

Graph Neural Networks

2020 – 2030

Publications

Can Visual Input Be Compressed? A Visual Token Compression Benchmark for Large Multimodal Models
Tianfan Peng, Yuntao Du, Pengzhou Ji, Shijie Dong, Kailin Jiang, Mingchuan Ma, Yijun Tian, Jinhe Bi, Qian Li, Wei Du, Feng Xiao, Lizhen Cui
- CoRR 2025
- Readers: Everyone
The Clever Hans Mirage: A Comprehensive Survey on Spurious Correlations in Machine Learning
Wenqian Ye, Luyang Jiang, Eric Xie, Guangtao Zheng, Yunsheng Ma, Xu Cao, Dongliang Guo, Daiqing Qi, Zeyu He, Yijun Tian, Christopher W. Porter, Megan Coffee, Zhe Zeng, Sheng Li, Ziran Wang, Ting-Hao Kenneth Huang, James Matthew Rehg, Henry Kautz, Aidong Zhang
- Accepted by TMLR
- Readers: Everyone
Rethinking On-policy Optimization for Query Augmentation
Zhichao Xu, Shengyao Zhuang, Xueguang Ma, Bingsen Chen, Yijun Tian, Fengran Mo, Jie Cao, Vivek Srikumar
- CoRR 2025
- Readers: Everyone
Deconstructing the ethics of large language models from long-standing issues to new-emerging dilemmas: a survey
Chengyuan Deng, Yiqun Duan, Xin Jin, Heng Chang, Yijun Tian, Han Liu, Yichen Wang, Kuofeng Gao, Henry Peng Zou, Yiqiao Jin, Yijia Xiao, Shenghao Wu, Zongxing Xie, Weimin Lyu, Sihong He, Lu Cheng, Haohan Wang, Jun Zhuang
- AI Ethics 2025
- Readers: Everyone
SALT: Step-level Advantage Assignment for Long-horizon Agents via Trajectory Graph
Jiazheng Li, Yawei Wang, David Yan, Yijun Tian, Zhichao Xu, Huan Song, Panpan Xu, Lin Lee Cheong
- CoRR 2025
- Readers: Everyone
ALDEN: Reinforcement Learning for Active Navigation and Evidence Gathering in Long Documents
Tianyu Yang, Terry Ruas, Yijun Tian, Jan Philip Wahle, Daniel Kurzawe, Bela Gipp
- CoRR 2025
- Readers: Everyone
RECON: Reasoning with Condensation for Efficient Retrieval-Augmented Generation
Zhichao Xu, Minheng Wang, Yawei Wang, Wenqian Ye, Yuntao Du, Yunpu Ma, Yijun Tian
- CoRR 2025
- Readers: Everyone
Reinforcement Mid-Training
Yijun Tian, Shaoyu Chen, Zhichao Xu, Yawei Wang, Jinhe Bi, Peng Han, Wei Wang
- ICLR 2026 Poster
- Readers: Everyone
Can visual input Be Compressed? A visual input token compression benchmark for large multimodal models
Tianfan Peng, Yuntao Du, Pengzhou Ji, Shijie Dong, Kailin Jiang, Mingchuan Ma, Yijun Tian, Jinhe Bi, Qian Li, Wei Du, Feng Xiao, Lizhen Cui
- ICLR 2026 Conference Withdrawn Submission
- Readers: Everyone
ALDEN: Reinforcement Learning for Active Navigation and Evidence Gathering in Long Documents
Tianyu Yang, Terry Ruas, Yijun Tian, Jan Philip Wahle, Daniel Kurzawe, Bela Gipp
- ICLR 2026 Conference Withdrawn Submission
- Readers: Everyone

View all 91 publications

Co-Authors

View all 154 co-authors