一种磁共振图像相位解卷绕方法

本发明涉及核磁图像处理技术领域，尤其涉及一种磁共振图像相位解卷绕方法，包括信号相位分析单元根据各信号相位的修正角度对其中一个通道的各信号相位进行修正，信号相位图像分析单元根据各相位的偏差值的影响系数确定解卷绕处理的角度范围，信号相位处理单元根据各偏差值的影响系数确定修正角度范围对信号相位进行第一次解卷绕处理，质子相位获取单元获取第一次解卷绕前后射频下质子相位值确定各相位的偏差值对各质子相位影响系数确定对第一次解卷绕后的信号相位调整的修正系数，本发明提出了一种新的解卷绕方法，通过对信号相位偏差角度的精确修正角度的确定，提高了对核磁图像相位解卷绕效果的稳定性。 The invention relates to the technical field of nuclear magnetic image processing, in particular to a magnetic resonance image phase unwrapping method, which comprises the following steps that: a signal phase analysis unit corrects each signal phase of one channel according to a correction angle of each signal phase; the signal phase image analysis unit determines an angle range of unwinding processing according to the influence coefficient of the deviation value of each phase, and the signal phase processing unit determines a correction angle range according to the influence coefficient of each deviation value to perform first unwinding processing on the signal phase; and the proton phase acquisition unit acquires proton phase valu