Invention Grant
US08542901B2 Method for correcting motion artifacts in magnetic resonance images 有权
用于校正磁共振图像中的运动伪像的方法

Method for correcting motion artifacts in magnetic resonance images
Abstract:
For resonance image data of an imaged subject, a method that first detects and estimates the dominant motions of k-space data (i.e., the motion vectors) and then constructs a graphical model for each estimated motion vector. The segments of the k-space that are determined to be corrupted by motion are restored by minimizing the energy associated with the corresponding graphical model. Consequently, the MR image of the imaged subject becomes free of motion artifacts.
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