Experimental and ML-assisted optimization of injection timing and EGR in a diesel engine fueled with palmyra biodiesel

and lowest MSE and MAPE, demonstrating superior accuracy in predicting engine responses. These results highlight the synergistic potential of renewable fuel utilization and data-driven modeling in optimizing diesel engine operation. The findings provide a viable pathway toward cleaner, high-efficiency combustion systems, contributing to the broader goals of sustainable transportation and global energy transition.