Xu, Xingyu

1. Provably Robust Score-Based Diffusion Posterior Sampling for Plug-and-Play Image Reconstruction
   2024/03/25 by Xingyu Xu, Xu, Xingyu, Yuejie Chi +1 · 23 citations
   Engineering · Medicine · #Computer Vision and Pattern Recognition (cs.CV) #FOS: Computer and information sciences #FOS: Electrical engineering #FOS: Mathematics #Image and Video Processing (eess.IV) #Machine Learning (cs.LG) #Machine Learning (stat.ML) #Medical Imaging Techniques and Applications #Optimization and Control (math.OC) #Photoacoustic and Ultrasonic Imaging #Signal Processing (eess.SP) #electronic engineering #information engineering
2. The Power of Preconditioning in Overparameterized Low-Rank Matrix Sensing
   2023/02/02 by Xingyu Xu, Xu, Xingyu, Yandi Shen +5 · 5 citations
   Computer Science · Engineering · #Blind Source Separation Techniques #FOS: Computer and information sciences #FOS: Electrical engineering #FOS: Mathematics #Machine Learning (cs.LG) #Machine Learning (stat.ML) #Optimization and Control (math.OC) #Signal Processing (eess.SP) #Sparse and Compressive Sensing Techniques #Stochastic Gradient Optimization Techniques #electronic engineering #information engineering
3. Sparsity of Quadratically Regularized Optimal Transport: Bounds on concentration and bias
   2024/10/04 by Johannes Wiesel, Wiesel, Johannes, Xingyu Xu +1 · 4 citations
   Mathematics · #FOS: Mathematics #Markov Chains and Monte Carlo Methods #Optimization and Control (math.OC) #Probability (math.PR)
4. Provably Accelerating Ill-Conditioned Low-rank Estimation via Scaled Gradient Descent, Even with Overparameterization
   2023/10/09 by Ma, Cong, Xu, Xingyu, Tong, Tian +1 · 2 citations
   #FOS: Computer and information sciences #FOS: Mathematics #Machine Learning (cs.LG) #Machine Learning (stat.ML) #Optimization and Control (math.OC)
5. The Predictability of Stock Price: Empirical Study onTick Data in Chinese Stock Market
   2023/07/05 by Yueshan Chen, Chen, Yueshan, Xingyu Xu +5 · 1 citation
   Computer Science · Decision Sciences · Economics, Econometrics and Finance · #Complex Systems and Time Series Analysis #FOS: Mathematics #Numerical Analysis (math.NA) #Stock Market Forecasting Methods #Time Series Analysis and Forecasting
6. Agnostic Active Learning of Single Index Models with Linear Sample Complexity
   2024/05/15 by Aarshvi Gajjar, Gajjar, Aarshvi, Wai Ming Tai +9 · 1 citation
   Computer Science · Decision Sciences · Engineering · #Advanced Statistical Process Monitoring #FOS: Computer and information sciences #Fault Detection and Control Systems #Machine Learning (cs.LG) #Machine Learning and Algorithms