Research Article

Small Lesions Evaluation Based on Unsupervised Cluster Analysis of Signal-Intensity Time Courses in Dynamic Breast MRI

Figure 3

Conventional segmentation method. (a) Threshold segmentation. (b) Classification based on threshold segmentation: pixels exhibiting time signal intensity curves above a given threshold are white. (c) The lesion is determined based on region growing.
326924.fig.003a
(a)
326924.fig.003b
(b)
326924.fig.003c
(c)