Machine learning in clinical neuroimaging 4th International Workshop, MLCN 2021, held in conjunction with MICCAI 2021, Strasbourg, France, September 27, 2021 : proceedings - Abdulkadir, Ahmed; Kia, Seyed Mostafa; Habes, Mohamad; Kumar, Vinod; Rondina, Jane Maryam; Tax, Chantal; Wolfers, Thomas (Image processing, computer vision, pattern recognition, and graphics, 2021)