Deep symbolic regression for physics guided by units constraints: toward the automated discovery of physical laws

W Tenachi, R Ibata, FI Diakogiannis - The Astrophysical Journal, 2023 - iopscience.iop.org
Symbolic regression (SR) is the study of algorithms that automate the search for analytic
expressions that fit data. While recent advances in deep learning have generated renewed …

Echo state network-enhanced symbolic regression for spatio-temporal binary stochastic cellular automata

N Grieshop, CK Wikle - Spatial Statistics, 2024 - Elsevier
Binary spatio-temporal data are common in many application areas. Such data can be
considered from many perspectives, including via deterministic or stochastic cellular …

A novel ML-driven test case selection approach for enhancing the performance of grammatical evolution

KK Gupt, M Kshirsagar, DM Dias… - Frontiers in Computer …, 2024 - frontiersin.org
Computational cost in metaheuristics such as Evolutionary Algorithm (EAs) is often a major
concern, particularly with their ability to scale. In data-based training, traditional EAs typically …

Error and Correlation as fitness functions for Scaled Symbolic Regression in Grammatical Evolution

A Murphy, A De Lima, D Mota Dias… - Proceedings of the …, 2023 - dl.acm.org
Linear scaling has greatly improved the performance of genetic programming when
performing symbolic regression. Linear scaling transforms the output of an expression to …

Automatic production selection in grammatical evolution

MS Ali - 2023 - researchrepository.ul.ie
By the very nature of its representation, symbolic regression through Grammatical Evolution
(GE) stands a chance of being interpretable. However, while GE builds solutions using …

Fuzzy Pattern Trees with Pre-classification

A Murphy, A Ventresque, C Ryan - International Conference on Complex …, 2023 - Springer
Abstract Fuzzy Pattern Trees evolved using Grammatical Evolution have been shown to be a
robust Explainable Artificial Intelligence technique. We trained a black-box classifier …

Dynamic grammar pruning for program size reduction in symbolic regression

MS Ali, M Kshirsagar, E Naredo, C Ryan - SN Computer Science, 2023 - Springer
Grammar is a key input in grammar-based genetic programming. Grammar design not only
influences performance, but also program size. However, grammar design and the choice of …