Abstract: A computer-implemented method is for providing radiomics-related information. In an embodiment, the computer-implemented method includes receiving radiomics-related data; determining, based on the radiomics-related data and an assistance algorithm, a function for processing the radiomics-related data; calculating, based on the radiomics-related data and the function for processing the radiomics-related data, the radiomics-related information; and providing the radiomics-related information.

Abstract: Techniques for determining at least one characteristic of adipose tissue included in an anatomical structure are provided. The at least one characteristic of the adipose tissue is determined based on one or more segmented CT images using a trained neural network. For example, the at least one characteristic of the adipose tissue may be determined by inputting the one or more segmented CT images into the trained neural network. The one or more segmented CT images are obtained by segmenting each one of one or more CT images depicting the anatomical structure including the adipose tissue to determine a contour of the adipose tissue.

Abstract: A computer-implemented method for performing at least one measurement in an anatomical vessel structure in an imaging region, the vessel structure comprising multiple vessels of interest for the measurement, the method comprises receiving a three-dimensional image data set of the imaging region; determining a two-dimensional unfolded image of the vessel structure from the image data set; displaying the unfolded image to the user; determining at least one landmark in the vessel structure and visualizing the at least one landmark at a corresponding landmark position in the unfolded image; performing the at least one measurement based on the at least one landmark and the three-dimensional image data set; and displaying the result of the at least one measurement in the unfolded image in a user presentation or together with the unfolded image in the user presentation.

Abstract: At least one example embodiment provides a computer-implemented method for evaluating at least one image data set of an imaging region of a patient, wherein at least one evaluation information describing at least one medical condition in an anatomical structure of the imaging region is determined.

Abstract: A computer-implemented method is for providing radiomics-related information. In an embodiment, the computer-implemented method includes receiving radiomics-related data; determining, based on the radiomics-related data and an assistance algorithm, a function for processing the radiomics-related data; calculating, based on the radiomics-related data and the function for processing the radiomics-related data, the radiomics-related information; and providing the radiomics-related information.

Abstract: A computer-implemented method is for providing a two-dimensional unfolded image of at least one tubular structure. In an embodiment, the method includes receiving three-dimensional image data of an examination region including the at least one tubular structure; selecting a set of input points in the three-dimensional image data; determining a projection surface with respect to the three-dimensional image data; calculating a set of surface points of the projection surface; calculating a deformed projection surface by applying a deformation algorithm onto the projection surface; calculating a set of voxel positions with respect to the three-dimensional image data based on the deformed projection surface; and calculating the two-dimensional unfolded image of the at least one tubular structure based on the three-dimensional image data and the set of voxel positions.

Abstract: A computer-implemented method and system are for parametrizing a function including a processing algorithm and a representation generator, the representation generator being designed to generate at least one representation. In an embodiment, the method includes using an optimization algorithm to determine the processing algorithm and the at least one representation parametrization. The optimization algorithm optimizes a measure for the performance of the processing algorithm when operating on a set of training representations generated by applying the representation generator to training medical image datasets, by varying on the one hand the content of the at least one representation parametrization and/or the number of used representation parametrizations and on the other hand the processing algorithm and the algorithm parameters.

Abstract: A computer-implemented method is for providing a two-dimensional unfolded image of at least one tubular structure. In an embodiment, the method includes receiving three-dimensional image data of an examination region including the at least one tubular structure; selecting a set of input points in the three-dimensional image data; determining a projection surface with respect to the three-dimensional image data; calculating a set of surface points of the projection surface; calculating a deformed projection surface by applying a deformation algorithm onto the projection surface; calculating a set of voxel positions with respect to the three-dimensional image data based on the deformed projection surface; and calculating the two-dimensional unfolded image of the at least one tubular structure based on the three-dimensional image data and the set of voxel positions.

Abstract: A method for interactively generating a geometric model of a volume object on the basis of three-dimensional image data of an examination region of interest of an examination subject is described. According to an embodiment, a representation of the volume object is determined on the basis of three-dimensional image data and a two-dimensional representation is determined on the basis of the determined representation using a preferably non-linear planar reformation of the three-dimensional object. Subsequently, boundary indicators which define the surface profile of the volume object are edited in the two-dimensional representation. Following the editing, a three-dimensional representation of the edited boundary indicators is generated by back-transforming the edited boundary indicators into three-dimensional space. Finally, a model-based representation of the volume object is generated in three-dimensional space on the basis of the edited boundary indicators. A volume object modeling device is also described.

Abstract: A method for interactively generating a geometric model of a volume object on the basis of three-dimensional image data of an examination region of interest of an examination subject is described. According to an embodiment, a representation of the volume object is determined on the basis of three-dimensional image data and a two-dimensional representation is determined on the basis of the determined representation using a preferably non-linear planar reformation of the three-dimensional object. Subsequently, boundary indicators which define the surface profile of the volume object are edited in the two-dimensional representation. Following the editing, a three-dimensional representation of the edited boundary indicators is generated by back-transforming the edited boundary indicators into three-dimensional space. Finally, a model-based representation of the volume object is generated in three-dimensional space on the basis of the edited boundary indicators. A volume object modeling device is also described.