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}
Solved Use conjugate gradients on the steepest descent
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PDF) A Modified Three-Term Conjugate Gradient Algorithm for Large-Scale Nonsmooth Convex Optimization
Solved Apply the conjugate gradient method, Algorithm 3.4
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Distributed estimation over sensor networks based on distributed conjugate gradient strategies - Xu - 2016 - IET Signal Processing - Wiley Online Library
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