List of Articles Image segmentation Open Access Article Abstract Page Full-Text 1 - Improving Medical Image Segmentation Using Machine Learning: The Role of Optimization of Extracted Features in Convolutional Neural Networks Moslem Kaviani Umm Kulthum Shahriari Open Access Article Abstract Page Full-Text 2 - Learning Rate Optimization of U-Net Architecture Using Grasshopper Optimization Algorithm to Enhance Accuracy in CT Image Segmentation of COVID-19 Patients Alireza Mehravin Mostafa Zaare Reza Mortazavi https://doi.org/10.82553/josc.2025.202504281205187