%0 Journal Article %A Mehravin, Alireza, Zaare, Mostafa, Mortazavi, Reza %T Learning Rate Optimization of U-Net Architecture Using Grasshopper Optimization Algorithm to Enhance Accuracy in CT Image Segmentation of COVID-19 Patients %J Journal of Optimization in Soft Computing %V 3 %N 1 %P 63-69 %D 2025 %R https://doi.org/10.82553/josc.2025.202504281205187 %U https://sanad.iau.ir/fa/Article/1205187