Estimation of the noise in magnitude MR images.
نویسندگان
چکیده
Magnitude magnetic resonance data are Rician distributed. In this note a new method is proposed to estimate the image noise variance for this type of data distribution. The method is based on a double image acquisition, thereby exploiting the knowledge of the Rice distribution moments.
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عنوان ژورنال:
- Magnetic resonance imaging
دوره 16 1 شماره
صفحات -
تاریخ انتشار 1998