Improving Neural Network Training using Dynamic Learning Rate Schedule for PINNs and Image Classification

Fuente: arXiv
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Main Authors: Veerababu, D., Raikar, Ashwin A., Ghosh, Prasanta K.
Format: Preprint
Published: 2025
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author Veerababu, D.
Raikar, Ashwin A.
Ghosh, Prasanta K.
author_facet Veerababu, D.
Raikar, Ashwin A.
Ghosh, Prasanta K.
contents Training neural networks can be challenging, especially as the complexity of the problem increases. Despite using wider or deeper networks, training them can be a tedious process, especially if a wrong choice of the hyperparameter is made. The learning rate is one of such crucial hyperparameters, which is usually kept static during the training process. Learning dynamics in complex systems often requires a more adaptive approach to the learning rate. This adaptability becomes crucial to effectively navigate varying gradients and optimize the learning process during the training process. In this paper, a dynamic learning rate scheduler (DLRS) algorithm is presented that adapts the learning rate based on the loss values calculated during the training process. Experiments are conducted on problems related to physics-informed neural networks (PINNs) and image classification using multilayer perceptrons and convolutional neural networks, respectively. The results demonstrate that the proposed DLRS accelerates training and improves stability.
format Preprint
id arxiv_https___arxiv_org_abs_2507_21749
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Improving Neural Network Training using Dynamic Learning Rate Schedule for PINNs and Image Classification
Veerababu, D.
Raikar, Ashwin A.
Ghosh, Prasanta K.
Computational Engineering, Finance, and Science
Machine Learning
34A06
G.1.6; I.6.4; J.2
Training neural networks can be challenging, especially as the complexity of the problem increases. Despite using wider or deeper networks, training them can be a tedious process, especially if a wrong choice of the hyperparameter is made. The learning rate is one of such crucial hyperparameters, which is usually kept static during the training process. Learning dynamics in complex systems often requires a more adaptive approach to the learning rate. This adaptability becomes crucial to effectively navigate varying gradients and optimize the learning process during the training process. In this paper, a dynamic learning rate scheduler (DLRS) algorithm is presented that adapts the learning rate based on the loss values calculated during the training process. Experiments are conducted on problems related to physics-informed neural networks (PINNs) and image classification using multilayer perceptrons and convolutional neural networks, respectively. The results demonstrate that the proposed DLRS accelerates training and improves stability.
title Improving Neural Network Training using Dynamic Learning Rate Schedule for PINNs and Image Classification
topic Computational Engineering, Finance, and Science
Machine Learning
34A06
G.1.6; I.6.4; J.2
url https://arxiv.org/abs/2507.21749