Fig. 9From: The segmentation of bones in pelvic CT images based on extraction of key framesThe pre-processing results of Patient 1. (a) is the original CT image whose pixel plane is 512 × 512. (b) is the image obtained by windowing, the window width is 600 Hu, and the window level is 900Hu. (c) is the pelvis area without the CT table, cables, etc. (d) is the pre-processed image. The image size is adjusted by cutting out the non-pelvis area as much as possibleBack to article page