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Barzilai-Borwein hybrid 1gradient methods 1step size selection 1twin-step principle 1unconstrained optimization 1

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math.OC2024

Limited memory gradient methods for unconstrained optimization

Giulia Ferrandi, Michiel E. Hochstenbach

The limited memory steepest descent method (Fletcher, 2012) for unconstrained optimization problems stores a few past gradients to compute multiple stepsizes at once. We review thi…