Advanced prediction and classification of pulmonary emphysema in COPD using deep graph convolutional neural network with improved weighted quantum ant bee optimization for CT-based diagnosis. - Suganya Jeyakumar; Senthil Kumar Selvaraj; Prakash Muthusamy; Akilandeswari Sritharan; Paul Arokiadass Jerald Mariadass (Iran J. Comput. Sci., 2025)