Lei Xu

PhD student, EPFL - EPF Lausanne

Joined

March 2020

Names

Lei Xu (Preferred)

,

Xu Lei

Emails

****@foxmail.com (Confirmed)

,

****@gmail.com (Confirmed)

Personal Links

Career & Education History

PhD student

EPFL - EPF Lausanne (epfl.ch)

2025 – 2029

Advisors, Relations & Conflicts

PhD Advisor

2025 – Present

PhD Advisor

Andrea Cavallaro

2025 – Present

Expertise

Large Language Models

2024 – Present

Causality

2024 – Present

Feature Selection

2019 – Present

Data Mining

2019 – Present

Publications

Beyond Surface Structure: A Causal Assessment of LLMs' Comprehension ability
Yujin Han, Lei Xu, Sirui Chen, Difan Zou, Chaochao Lu
- ICLR 2025 Poster
- Readers: Everyone
Joint Feature and Differentiable $ k $-NN Graph Learning using Dirichlet Energy
Lei Xu, Lei Chen, Rong Wang, Feiping Nie, Xuelong Li
- NeurIPS 2023 poster
- Readers: Everyone
Multi-modal sequence learning for Alzheimer's disease progression prediction with incomplete variable-length longitudinal data
Lei Xu, Hui Wu, Chunming He, Jun Wang, Changqing Zhang, Feiping Nie, Lei Chen
- 2022 (modified: 02 Apr 2023)
- Medical Image Anal. 2022
- Readers: Everyone
Infrared and visible image fusion based on local gradient constraints
Guosheng Lu, Chunming He, Lei Xu, Jinlei Ren, Guoxia Xu, Haiming Zhao
- 2020 (modified: 24 Oct 2022)
- iThings/GreenCom/CPSCom/SmartData/Cybermatics 2020
- Readers: Everyone
Robust Sparse Low-rank Hypergraph Learning under Complex Noise
Tianhao Cui, Lei Chen, Jie Xu, Lei Xu
- Published: 01 Jan 2020, Last Modified: 12 May 2023
- SMC 2020
- Readers: Everyone
Modeling Disease Progression via Weakly Supervised Temporal Multitask Matrix Completion
Lingsheng Wang, Lei Xu, Ping Li, Siming Zha, Lei Chen
- Published: 01 Jan 2020, Last Modified: 12 May 2023
- SMC 2020
- Readers: Everyone
Tri-Structured-Sparsity Induced Joint Feature Selection and Classification for Hybrid Noise Resilient Multilabel Learning
Lei Xu, Chuancheng Song, Lei Chen
- Published: 01 Jan 2020, Last Modified: 12 May 2023
- IEEE Access 2020
- Readers: Everyone

Co-Authors