Discriminative dictionary learning for abdominal multi-organ segmentation

• Published in: Medical image analysis Vol. 23; no. 1; pp. 92 - 104
• Main Authors: Tong, Tong, Wolz, Robin, Wang, Zehan, Gao, Qinquan, Misawa, Kazunari, Fujiwara, Michitaka, Mori, Kensaku, Hajnal, Joseph V., Rueckert, Daniel
• Format: Journal Article
• Language: English
• Published: Netherlands Elsevier B.V 01.07.2015
• Subjects: Abdominal multi-organ segmentation; Algorithms; Discriminative dictionary learning; Humans; Kidney - diagnostic imaging; Liver - diagnostic imaging; Local atlas selection; Pancreas - diagnostic imaging; Patch based; Radiographic Image Interpretation, Computer-Assisted - methods; Radiography, Abdominal - methods; Spleen - diagnostic imaging; Tomography, X-Ray Computed - methods; Local atlas selection; Abdominal multi-organ segmentation; Discriminative dictionary learning; Patch based

•Discriminative dictionary learning is applied to multi-organ segmentation.•A local voxel-wise atlas selection is proposed.•A multi-resolution strategy is developed for gaining computational efficiency.•Validation is carried out on 150 abdominal CT images.•A comparison between different atlas select...