Transformer-Based DME Classification Using Retinal OCT Images Without Data Augmentation: An Evaluation of ViT-B16 and ViT-B32 With Optimizer Impact. - K. C. Pavithra; Preetham Kumar; M. Geetha 002; Sulatha V. Bhandary; K. B. Ajitha Shenoy; Guruprasad Rao; Steven Lawrence Fernandes; Akshat Tulsani (IEEE Access, 2025)