cone beam breast ct , is a three - dimensional breast imaging modality with high soft tissue contrast , high spatial resolution and no tissue overlap . cbbct - based computer aided diagnosis technology is a clinically useful tool for breast cancer detection and diagnosis that will help radiologists to make more efficient and accurate decisions . the cbbct - cad is able to : 1 ) use 3d algorithms for image artifact correction , mass and calcification detection and characterization , duct imaging and segmentation , vessel imaging and segmentation , and breast density measurement , 2 ) present composite information of the breast including mass and calcifications , duct structure , vascular structure and breast density to the radiologists to aid them in determining the probability of malignancy of a breast lesion .