Epperly, Ethan N.
- Randomly pivoted Cholesky: Practical approximation of a kernel matrix with few entry evaluations
2022/07/13 by Yifan Chen, Ethan N. Epperly, Chen, Yifan +5 · 11 citations
Computer Science · Engineering · #65C99 #65F55 #68T05 #FOS: Computer and information sciences #FOS: Mathematics #Face and Expression Recognition #Machine Learning (stat.ML) #Numerical Analysis (math.NA) #Sparse and Compressive Sensing Techniques #Stochastic Gradient Optimization Techniques
- Fast and forward stable randomized algorithms for linear least-squares problems
2023/11/07 by Epperly, Ethan N. · 3 citations
#65F10 #65F20 #65G50 #65K10 #68W20 #FOS: Mathematics #Numerical Analysis (math.NA)
- Successive randomized compression: A randomized algorithm for the compressed MPO-MPS product
2025/04/08 by Camaño, Chris, Epperly, Ethan N., Tropp, Joel A. · 5 citations
#FOS: Mathematics #FOS: Physical sciences #Numerical Analysis (math.NA) #Quantum Physics (quant-ph) #Strongly Correlated Electrons (cond-mat.str-el)
- Embrace rejection: Kernel matrix approximation by accelerated randomly pivoted Cholesky
2024/10/04 by Epperly, Ethan N., Tropp, Joel A., Webber, Robert J. · 3 citations
#65C99 #65F55 #68T05 #Computation (stat.CO) #FOS: Computer and information sciences #FOS: Mathematics #Machine Learning (stat.ML) #Numerical Analysis (math.NA)
- Kernel quadrature with randomly pivoted Cholesky
2023/06/06 by Epperly, Ethan N., Moreno, Elvira · 1 citation
#FOS: Computer and information sciences #FOS: Mathematics #Machine Learning (stat.ML) #Numerical Analysis (math.NA)
- Robust, randomized preconditioning for kernel ridge regression
2023/04/24 by Díaz, Mateo, Epperly, Ethan N., Frangella, Zachary +2 · 1 citation
#65F10 #65F55 #68W20 #FOS: Computer and information sciences #FOS: Mathematics #Machine Learning (stat.ML) #Numerical Analysis (math.NA)
- The ESPRIT algorithm under high noise: Optimal error scaling and noisy super-resolution
2024/04/05 by Zhiyan Ding, Ethan N. Epperly, Ding, Zhiyan +5 · 2 citations
Computer Science · Engineering · #Image and Signal Denoising Methods #Sparse and Compressive Sensing Techniques #Advanced Image Processing Techniques
- Randomized Kaczmarz with tail averaging
2024/11/29 by Ethan N. Epperly, Gil Goldshlager, Epperly, Ethan N. +3 · 2 citations
Decision Sciences · Economics, Econometrics and Finance · #FOS: Mathematics #Numerical Analysis (math.NA) #Probability and Risk Models #Risk and Portfolio Optimization #Stochastic processes and financial applications
- Faster Linear Algebra Algorithms with Structured Random Matrices
2025/08/28 by Chris Camaño, Ethan N. Epperly, Camaño, Chris +5 · 2 voices · 3 citations
Computer Science · Mathematics · Engineering · #Stochastic Gradient Optimization Techniques #Tensor decomposition and applications #Sparse and Compressive Sensing Techniques