Publications

2026

1. ICLR

   

   Scaling Attention via Feature Sparsity

   Yan Xie^*, Tiansheng Wen^*, Tang Da Huang, Bo Chen, Chenyu You, Stefanie Jegelka, and Yifei Wang

   International Conference on Learning Representations, 2026

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2. ICLR

   

   CSRV2: Unlocking Ultra-Sparse Embeddings

   Lixuan Guo^*, Yifei Wang^*, Tiansheng Wen^*, Yifan Wang, Aosong Feng, Bo Chen, Stefanie Jegelka, and Chenyu You

   International Conference on Learning Representations, 2026

   PDF

2025

1. ICML

   Oral

   

   Beyond Matryoshka: Revisiting Sparse Coding for Adaptive Representation

   Tiansheng Wen^*, Yifei Wang^*, Zequn Zeng, Zhong Peng, Yudi Su, Xinyang Liu, Bo Chen, Hongwei Liu, Stefanie Jegelka, and Chenyu You

   International Conference on Machine Learning, 2025

   PDF Code

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2. CVPR

   

   Explaining Domain Shifts in Language: Concept erasing for Interpretable Image Classification

   Zequn Zeng, Yudi Su, Jianqiao Sun, Tiansheng Wen, Hao Zhang, Zhengjue Wang, Bo Chen, Hongwei Liu, and Jiawei Ma

   Proceedings of the Computer Vision and Pattern Recognition Conference, 2025

   PDF
3. Preprint

   

   Route Experts by Sequence, not by Token

   Tiansheng Wen^*, Yifei Wang^*, Aosong Feng, Long Ma, Xinyang Liu, Yifan Wang, Lixuan Guo, Bo Chen, Stefanie Jegelka, and Chenyu You

   Preprint, 2025

   PDF

2024

1. ACM MM

   

   HICEScore: A Hierarchical Metric for Image Captioning Evaluation

   Zequn Zeng, Jianqiao Sun, Hao Zhang, Tiansheng Wen, Yudi Su, Yan Xie, Zhengjue Wang, and Bo Chen

   Proceedings of the 32nd ACM International Conference on Multimedia, 2024

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2. Preprint

   

   A Non-negative VAE:the Generalized Gamma Belief Network

   Zhibin Duan, Tiansheng Wen, Muyao Wang, Bo Chen, and Mingyuan Zhou

   Preprint, 2024

   PDF
3. Preprint

   

   Contrastive Factor Analysis

   Zhibin Duan^*, Tiansheng Wen^*, Yifei Wang, Chen Zhu, Bo Chen, and Mingyuan Zhou

   Preprint, 2024

   PDF