TY - RPRT TI - Bidirectional labeling and registration scheme for grayscale image segmentation. AU - Lei Ma AU - Xiao-Ping Zhang AU - Jennie Si AU - Glen P Abousleman PY - 2005 DO - 10.1109/tip.2005.857277 UR - https://pubmed.ncbi.nlm.nih.gov/16370460/ ID - 16370460 ER -