Zijian Li (李梓健)

Zijian Li (李梓健)

Postdoctoral Researcher

About

Hi! I’m Zijian Li, a postdoctoral researcher at MBZUAI/Carnegie Mellon University, advised by Prof. Kun Zhang. Before that, I received my Ph.D. from Guangdong University of Technology, where I was advised by Prof. Ruichu Cai. I have had the privilege of interning at YITU Technology, WeChat, and the Advanced Digital Sciences Center (ADSC) in Singapore.

My research interests include causal discovery and its applications, including time-series analysis, and transfer learning. My long-term research goal is to build reliable AI systems with causal-thinking capabilities—systems that go beyond correlation-based pattern recognition to uncover, reason about, and leverage the underlying causal mechanisms of complex environments. By integrating causal discovery, temporal modeling, and transfer learning, I aim to develop AI systems that are robust under distribution shifts, interpretable in their decisions, and capable of reliable generalization across domains, tasks, and changing environments.

News

  1. 2 papers on causal discovery and causal representation learning were accepted by ICML 2026.
  2. 1 paper on time-series forecasting was accepted by IJCAI 2026.
  3. 1 paper on causal representation learning was accepted by CVPR 2026.
  4. 3 papers on causal representation learning were accepted by ICLR 2026.
  5. 4 papers were accepted by NeurIPS 2026.

Services

Professional Service

  • Area Chair: for ICLR 2026, NeurIPS 2026.
  • Conference Reviewer / Program Committee Member: ICML, CVPR, IJCAI and so on.
  • Journal Reviewer: TPAMI, JMLR, TNNLS, and so on.

Selected Publications

All papers →
Figure from Hierarchical Action Learning for Weakly-Supervised Action Segmentation
CVPR 2026 2026

Hierarchical Action Learning for Weakly-Supervised Action Segmentation

Junxian Huang, Ruichu Cai, Hao Zhu, Juntao Fang, Boyan Xu, Weilin Chen, Zijian Li, Shenghua Gao

Figure from Learning General Causal Structures with Hidden Dynamic Process for Climate Analysis
ICML 2026 2026

Learning General Causal Structures with Hidden Dynamic Process for Climate Analysis

Minghao Fu, Biwei Huang, Zijian Li, Yujia Zheng, Ignavier Ng, Guangyi Chen, Yingyao Hu, Kun Zhang

Figure from Diverse Dictionary Learning
ICLR 2026 2026

Diverse Dictionary Learning

Yujia Zheng, Zijian Li, Shunxing Fan, Andrew Gordon Wilson, Kun Zhang

Figure from Online Time Series Forecasting with Theoretical Guarantees
NeurIPS 2025 2025

Online Time Series Forecasting with Theoretical Guarantees

Zijian Li, Changze Zhou, Minghao Fu, Sanjay Manjunath, Fan Feng, Guangyi Chen, Yingyao Hu, Ruichu Cai, Kun Zhang

Figure from Towards Identifiability of Hierarchical Temporal Causal Representation Learning
NeurIPS 2025 2025

Towards Identifiability of Hierarchical Temporal Causal Representation Learning

Zijian Li, Minghao Fu, Junxian Huang, Yifan Shen, Ruichu Cai, Yuewen Sun, Guangyi Chen, Kun Zhang

Figure from Identifying Semantic Component for Robust Molecular Property Prediction
IEEE Transactions on Pattern Analysis and Machine Intelligence 2025

Identifying Semantic Component for Robust Molecular Property Prediction

Zijian Li, Zunhong Xu, Ruichu Cai, Zhenhui Yang, Yuguang Yan, Zhifeng Hao, Guangyi Chen, Kun Zhang

Figure from Causal View of Time Series Imputation: Some Identification Results on Missing Mechanism
IJCAI 2025 2025

Causal View of Time Series Imputation: Some Identification Results on Missing Mechanism

Ruichu Cai, Kaitao Zheng, Junxian Huang, Zijian Li, Zhengming Chen, Boyan Xu, Zhifeng Hao

Figure from From Orthogonality to Dependency: Learning Disentangled Representation for Multi-Modal Time-Series Sensing Signals
Proceedings of the ACM Web Conference 2025 2025

From Orthogonality to Dependency: Learning Disentangled Representation for Multi-Modal Time-Series Sensing Signals

Ruichu Cai, Zhifan Jiang, Kaitao Zheng, Zijian Li, Weilin Chen, Xuexin Chen, Yifan Shen, Guangyi Chen, Zhifeng Hao, Kun Zhang

Figure from Synergy Between Sufficient Changes and Sparse Mixing Procedure for Disentangled Representation Learning
ICLR 2025 2025

Synergy Between Sufficient Changes and Sparse Mixing Procedure for Disentangled Representation Learning

Zijian Li, Shunxing Fan, Yujia Zheng, Ignavier Ng, Shaoan Xie, Guangyi Chen, Xinshuai Dong, Ruichu Cai, Kun Zhang

Figure from Time Series Domain Adaptation via Latent Invariant Causal Mechanism
IEEE Transactions on Pattern Analysis and Machine Intelligence 2025

Time Series Domain Adaptation via Latent Invariant Causal Mechanism

Ruichu Cai, Junxian Huang, Zhenhui Yang, Zijian Li, Emadeldeen Eldele, Min Wu, Fuchun Sun

Figure from Disentangling Long-Short Term State Under Unknown Interventions for Online Time Series Forecasting
AAAI 2025 2025

Disentangling Long-Short Term State Under Unknown Interventions for Online Time Series Forecasting

Ruichu Cai, Haiqin Huang, Zhifan Jiang, Zijian Li, Changze Zhou, Yuequn Liu, Yuming Liu, Zhifeng Hao

Figure from From Orthogonality to Dependency: Learning Disentangled Representation for Multi-Modal Time-Series Sensing Signals
WWW 2025 2025

From Orthogonality to Dependency: Learning Disentangled Representation for Multi-Modal Time-Series Sensing Signals

Ruichu Cai, Zhifang Jiang, Zijian Li, Weilin Chen, Xuexin Chen, Zhifeng Hao, Yifan Shen, Guangyi Chen, Kun Zhang

Figure from On the Identification of Temporally Causal Representation with Instantaneous Dependence
ICLR 2025 Oral 2025

On the Identification of Temporally Causal Representation with Instantaneous Dependence

Zijian Li, Yifan Shen, Kaitao Zheng, Ruichu Cai, Xiangchen Song, Mingming Gong, Zhengmao Zhu, Guangyi Chen, Kun Zhang

Figure from Causal Temporal Representation Learning with Nonstationary Sparse Transition
NeurIPS 2024 2024

Causal Temporal Representation Learning with Nonstationary Sparse Transition

Xiangchen Song, Zijian Li, Guangyi Chen, Yujia Zheng, Yewen Fan, Xinshuai Dong, Kun Zhang

Figure from Graph Domain Adaptation: A Generative View
ACM Transactions on Knowledge Discovery from Data 2024

Graph Domain Adaptation: A Generative View

Ruichu Cai, Fengzhu Wu, Zijian Li, Pengfei Wei, Lingling Yi, Kun Zhang