Area under the curves 1 Calcification (biochemistry) 1 Edge Detection 1 Edge detection 1 Image processing 1 Image segmentation 1 Laplace transforms 1 Laplacian of Gaussian 1 Mammogram 1 Prewitt 1 Prewitt edge detection Receiver operating characteristic curves 1 Segmentation 1 Segmentation process 1 Sobel 1