Outline characteristics of various target image series can be extracted first, then the orientation of various outlines can be standardized by Hotelling transform, thus the position and rotating angle of target can be obtained. 首先提取出图象序列中各图象目标的轮廓特征,然后利用Hotelling变换使各轮廓的方位标准化,从而可求得目标的位置和旋转角等运动参数。
Fast 3-D medical image registration algorithm using Hotelling transform 基于霍特林变换的三维医学图像快速配准算法