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A novel Sigmexd Activation Function to enhance Physics-Informed Neural Networks (PINNs) for differential equations with a perspective on the role of activation functions in PINNs
Journal article   Open access   Peer reviewed

A novel Sigmexd Activation Function to enhance Physics-Informed Neural Networks (PINNs) for differential equations with a perspective on the role of activation functions in PINNs

Manoj Kurukulasuriya, Chanaka Batuwatta-Gamage, Chaminda Karunasena, Hyogu Jeong, Kalani Ranathunga, Charith Rathnayaka and YuanTong Gu
Neurocomputing, Vol.666, pp.1-25
2026
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Published VersionCC BY V4.0 Open Access

Abstract

Activation Functions Activation Selection Physics-Informed Neural Networks (PINNs) Sigmexd Activation Function Solving Differential Equations

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