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Bibliographic Details
Main Authors: Graca, Manuel, Silveira, L. Miguel, Oliveira, Arlindo, Liu, Frank
Format: Preprint
Published: 2026
Subjects:
Online Access:https://arxiv.org/abs/2605.16017
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Table of Contents:
  • In this paper, we present CT-AGD (Curvature-Tuned Accelerated Gradient Descent), an optimization method for non-convex optimization problems in deep learning training tasks. CT-AGD is a general boosting procedure that accelerates first-order methods by explicitly capturing the local curvature using finite-difference quotients, and the development of heuristics aimed at mitigating noise and bias introduced by stochastic mini-batch training. CT-AGD has a comparable storage and computational overhead as adaptive gradient methods such as Adam. Our extensive experiments demonstrate that CT-AGD achieves the same level of accuracy as the baseline first-order methods, yet reduces the required training epochs by 33% on average.