3D surfaces of the modified segmentations, with blue color representing zero or little distance to the surface of the original automatic segmentation obtained using CC_weighted, and red color representing large distance. Columns from left to right: Left thyroids for patients 3, 8, and 16, and right thyroids for patients 3, 5, and 11. For each column, the top and bottom rows show the same surface viewed from two different angles.