Lei Chen

According to our database, Lei Chen authored at least 9 papers between 2019 and 2025.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2025

Distributional Associations vs In-Context Reasoning: A Study of Feed-forward and Attention Layers.

Lei Chen, Joan Bruna, Alberto Bietti

Proceedings of the Thirteenth International Conference on Learning Representations, 2025

2024

How Truncating Weights Improves Reasoning in Language Models.

Lei Chen, Joan Bruna, Alberto Bietti

CoRR, 2024

2023

Beyond the Edge of Stability via Two-step Gradient Updates.

Lei Chen, Joan Bruna

Proceedings of the International Conference on Machine Learning, 2023

2022

On Gradient Descent Convergence beyond the Edge of Stability.

Lei Chen, Joan Bruna

CoRR, 2022

2021

On Graph Neural Networks versus Graph-Augmented MLPs.

Lei Chen, Zhengdao Chen, Joan Bruna

Proceedings of the 9th International Conference on Learning Representations, 2021

Learning the Relevant Substructures for Tasks on Graph Data.

Lei Chen, Zhengdao Chen, Joan Bruna

Proceedings of the IEEE International Conference on Acoustics, 2021

2020

Can Graph Neural Networks Count Substructures?

Zhengdao Chen, Lei Chen, Soledad Villar, Joan Bruna

Proceedings of the Advances in Neural Information Processing Systems 33: Annual Conference on Neural Information Processing Systems 2020, 2020

2019

On the equivalence between graph isomorphism testing and function approximation with GNNs.

Zhengdao Chen, Soledad Villar, Lei Chen, Joan Bruna

Proceedings of the Advances in Neural Information Processing Systems 32: Annual Conference on Neural Information Processing Systems 2019, 2019

SpiralNet++: A Fast and Highly Efficient Mesh Convolution Operator.

Shunwang Gong, Lei Chen, Michael M. Bronstein, Stefanos Zafeiriou

Proceedings of the 2019 IEEE/CVF International Conference on Computer Vision Workshops, 2019