Alshareef, Ibrahim, Ab Al-Hadi Ab Rahman, Mohd Shahrizal, Hasan Alqaraghuli, and Nuzhat Khan. “Optimizing Spectral Activation Functions for Spectral Convolutional Neural Networks: Balancing Efficiency and Fidelity”. ELEKTRIKA- Journal of Electrical Engineering 24, no. 2 (August 29, 2025): 176–183. Accessed December 5, 2025. https://elektrika.utm.my/index.php/ELEKTRIKA_Journal/article/view/651.