1. A method comprising: at a medical-imaging digital-computing platform: accessing a plurality of data objects, wherein the data objects each at least generally pertain to portions of human anatomy; executing an iterative process to determine at least one of: a labeling of a portion of one of the data objects; a geometric relationship between at least portions of at least two of the data objects; by, at least in part: automatically employing both a segmentation module and a registration module as steps within the iterative process; and determining when to automatically generate an intermediate data object to provide as input to at least one of the segmentation module and the registration module.