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SYSTEM AND METHOD FOR ADAPTIVE REGISTRATION OF VARYING CONTRAST-WEIGHTED IMAGES FOR IMPROVED TISSUE CHARACTERIZATION

机译:改进对比度特征的对比度加权图像自适应配准的系统和方法

摘要

Systems and methods for adaptively registering images acquired with different contrast-weightings using a magnetic resonance imaging (“MRI”) system. For instance, motion is estimated as global affine motion refined by a local non-rigid motion estimation algorithm that simultaneously estimates the motion field and intensity variations among the images being registered. The images registered with the described systems and methods can be used for improved tissue characterization.
机译:使用磁共振成像(“ MRI”)系统自适应配准以不同对比度权重获取的图像的系统和方法。例如,通过局部非刚性运动估计算法将运动估计为全局仿射运动,该算法可同时估计所记录图像之间的运动场和强度变化。用所描述的系统和方法配准的图像可以用于改进的组织表征。

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