Computes an anatomical atlas based on a set of patient images using registration methods. This workflow is automatic and does not require user interaction. The anatomical atlas is composed of a mean image and the set of transformations for each patient's between the mean image and the patient image. The atlas can be used to segment the mean image once and propagate the segmentation results to each patient image automatically. This workflow has been tested using GIMIAS-1.5 (open source) with ...