Position-wise optimizer: A nature-inspired optimization algorithm

Amir Valizadeh

Abstract

The human nervous system utilizes synaptic plasticity to solve optimization problems. Previous studies have tried to add the plasticity factor to the training process of artificial neural networks, but most of those models require complex external control over the network or complex novel rules. In this manuscript, a novel nature-inspired optimization algorithm is introduced that imitates biological neural plasticity. Furthermore, the model is tested on three datasets and the results are compared with gradient descent optimization.

Results

TaskDatasetMetricValueModel
Nature-Inspired Optimization AlgorithmMNISTtraining time (s)227Position-wise optimizer
Nature-Inspired Optimization AlgorithmMNISTtraining time (s)282Gradient descent optimizer
Nature-Inspired Optimization AlgorithmCIFAR-10training time (s)23Position-wise optimizer
Nature-Inspired Optimization AlgorithmCIFAR-10training time (s)50Gradient descent optimizer

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