Nguyễn Ngọc Hùng, Hoàng Trọng Thức, and Bùi Trọng Tú. “A Hardware Implementation of Pulse Coupled Neural Network (PCNN) for Image Feature Extraction”. Journal of Technical Education Science 7, no. 4 (December 27, 2012): 5–13. Accessed April 7, 2026. https://www.jte.edu.vn/index.php/jte/article/view/629.