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Method, system and computer readable medium for computerized processing of contralateral and temporal subtraction images using elastic matching

机译:利用弹性匹配对对侧和时间相减图像进行计算机处理的方法,系统和计算机可读介质

摘要

A method, system and computer readable medium of computerized processing of chest images including obtaining digital first and second images of a chest and detecting rib edges in at least one of the first and second images. The rib edges are detected by correlating points in the at least one of the first and second images to plural rib edge models using a Hough transform to identify approximate rib edges in one of the images, and delineating actual rib edges derived from the identified approximate rib edges using a snake model. The method system and computer readable medium further include deriving the shift values using the actual rib edges and warping one of the first and second images to produce a warped image which is registered to the other of the first and second images based at least in part on the shift values.
机译:一种胸部图像的计算机处理的方法,系统和计算机可读介质,包括获得胸部的数字第一图像和第二图像以及检测第一图像和第二图像中的至少一个中的肋骨边缘。通过使用霍夫变换将第一图像和第二图像中的至少一个中的点与多个肋骨边缘模型相关联来检测肋骨边缘,以识别其中一个图像中的近似肋骨边缘,并描绘从识别出的近似肋骨得出的实际肋骨边缘边缘使用蛇模型。该方法系统和计算机可读介质还包括:使用实际肋骨边缘得出偏移值,并且使第一图像和第二图像中的一个翘曲以产生至少部分地基于第一图像和第二图像中的另一个配准的变形图像。移位值。

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