Publications

* denotes equal contribution.

• Toward Global Convergence of Gradient EM for Over-Parameterized Gaussian Mixture Models

  Weihang Xu, Maryam Fazel, Simon S. Du

  Conference on Neural Information Processing Systems (NeurIPS) 2024
  
  

• Learning-based scheduling for information gathering with QoS constraints

  Qingsong Liu, Weihang Xu, Zhixuan Fang

  IEEE International Conference on Computer Communications (INFOCOM) 2024
  
  

• Over-Parameterization Exponentially Slows Down Gradient Descent for Learning a Single Neuron

  Weihang Xu, Simon S. Du

  Conference on Learning Theory (COLT) 2023
  Oral presentation at High-dimensional learning dynamics workshop at ICML 2023
  
  

• Combinatorial Bandits with Linear Constraints: Beyond Knapsacks and Fairness

  Qingsong Liu*, Weihang Xu*, Siwei Wang, Zhixuan Fang

  Conference on Neural Information Processing Systems (NeurIPS) 2022