Description: This article reviews such stages as: filtration, preprocessing, segmentation and decision-making stage. Еhe modernization of Sobel operator and the results of some segmentation methods in the real radiological images are presented in this work. The work is conducted jointly with the state institution "Institute of Medical Radiology named after S.P. Grigoriev National Academy of Medical Sciences of Ukraine". Figs: 4. Refs: 8 titles.
Keywords: medical radiological images, filtration, preprocessing, segmentation, decision-making