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math.NA2026
Sequential Preconditioned Conjugate Gradient Method for Linear Statistical Models
Guan-Yu Chen, Dong-Yue Xie, Xi Yang +1
We propose a randomized iterative method for the ordinary least-squares estimation problem in large-scale linear statistical models, namely the Sequential Preconditioned Conjugate…
math.NA2025
Randomized batch-sampling Kaczmarz methods for solving linear systems
Dong-Yue Xie, Xi Yang
To conduct a more in-depth investigation of randomized solvers for solving linear systems, we adopt a unified randomized batch-sampling Kaczmarz framework with per-iteration costs…