Han, X.

level contour patient autocontour muscle image structure registration dice coef ficient gland distance ficient autosegmentation expert panel neck levels delineation editing panel dice coef ficients expert multiple-subject reference validation deviation radiotherapy evaluation parotid cancer parotid glands oncol segmentation atlas-based autosegmentation atlas-based strategy correlation coef ficient radiation oncology method tissue volume editable levendag algorithm tomography images accuracy target observer study result reference contours abas tool radiation teguh radiat approach oncology head-and-neck deformable table number nonrigid registration atlas contours article image data single-subject atlas editing time single-subject difference press submandibular glands ct images time reduction similarity submandibular guideline contoured staple mastication organ autocontouring correlation