A Multi-Component Attention Graph Convolutional Neural Network Optimized by the Gooseneck Barnacle Algorithm for High-Precision ECG Arrhythmia Classification in Sensor-Based Biomedical Systems. - S. Devikala; S. Vinoth; S. Maflin Shaby; Atul Babu Govindaraju; K. Vidhya; K. Vijayalakshmi (Biomed. Signal Process. Control., 2026)