Patent 8023734 was granted and assigned to Siemens Aktiengesellschaft on September, 2011 by the United States Patent and Trademark Office.
A general purpose method to segment any kind of lesions in 3D images is provided. Based on a click or a stroke inside the lesion from the user, a distribution of intensity level properties is learned. The random walker segmentation method combines multiple 2D segmentation results to produce the final 3D segmentation of the lesion.