Akobre, Stephen, Japheth Kodua Wiredu, Iven Aabaah, and Nelson Seidu Abuba. 2026. “From Diffusion Models to Instruction-Tuned LLMs: A Unified Taxonomy and Trend Analysis of Generative AI”. Asian Journal of Computer Science and Technology 15 (1):55-70. https://doi.org/10.70112/ajcst-2026.15.1.4443.