Nanavati, Manan M., and Mehul Shah. “Implementation and Comparative Study of Pyramid-Based Image Fusion Techniques for Lumbar Spine Images”. Engineering, Technology & Applied Science Research 13, no. 4 (August 9, 2023): 11139–11145. Accessed May 27, 2026. https://www.etasr.com/index.php/ETASR/article/view/5960.