matrices - How is the preconditioned conjugate gradient algorithm related to the steepest descent method? - Mathematics Stack Exchange
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There is a method to greatly simplify the preconditioned conjugate method into the steepest descent method, also known as gradient descent. I'm aware that the gradient is equal to $$2A^t(A\vec{x}
Conjugate gradient method - Wikipedia
Performance Analysis and Optimal Node-aware Communication for Enlarged Conjugate Gradient Methods
Conjugate Gradient Method
Performance Analysis and Optimal Node-aware Communication for Enlarged Conjugate Gradient Methods
5: Preconditioned conjugate gradient algorithm.
Distributed estimation over sensor networks based on distributed conjugate gradient strategies - Xu - 2016 - IET Signal Processing - Wiley Online Library
Performance Analysis and Optimal Node-aware Communication for Enlarged Conjugate Gradient Methods
Chapter 5 Conjugate Gradient Methods Introduction to Mathematical Optimization
Preconditioned nonlinear conjugate gradient method for micromagnetic energy minimization - ScienceDirect
Direct and Iterative Solvers
Distributed estimation over sensor networks based on distributed conjugate gradient strategies - Xu - 2016 - IET Signal Processing - Wiley Online Library
Descent method — Steepest descent and conjugate gradient, by Sophia Yang, Ph.D.
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