Estimation of the Noise in Magnitude MR Images

Overview

Journal Magn Reson Imaging

Publisher Elsevier

Specialty Radiology

Date 1998 Jan 22

PMID 9436952

Citations 52

Authors

J Sijbers

A J den Dekker

J Van Audekerke

M Verhoye

D Van Dyck

Affiliations

Soon will be listed here.

Abstract

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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