TY - RPRT TI - A downstream algorithm based on extended gradient vector flow field for object segmentation. AU - Cheng-Hung Chuang AU - Wen-Nung Lie PY - 2004 DO - 10.1109/tip.2004.834663 UR - https://pubmed.ncbi.nlm.nih.gov/15462147/ ID - 15462147 ER -