文档介绍：A method for estimating the coil sensitivity maps from the surface images in
parallel imaging
Feng Liu
XiaoFang Liu YiBing Lao School of Information Technology &
Information technology Institute Information technology Institute Electrical Engineering
China Jiliang University China Jiliang University The University of Queensland
Hangzhou china Hangzhou china Brisbane,Qld. 4072., Australia
e_mail: ******@cjlu.
Abstract—Derived from the individual surface coil images, a spatial position, and low-resolution in vivo images suffice to
new method based on anisotropic diffusion for estimating the coil form sensitivity reference.
sensitivity is proposed in this paper. When the coil sensitivity
maps estimated by this method are applied to reconstruct the In this paper, a new a method for estimating the coil
ic resonance image from the under-sampled images by sensitivity map using only post hoc processing of the surface
parallel imaging reconstruction Sensitivity Encoding method, the coil image is proposed. The proposed method doesn’t require
quality of the reconstructed image is improved. As a result, either a reference image or any prior knowledge about the
without using the body coil for additional reference scans, the imaging. In order to evaluate the reliability of the proposed
proposed method is valuable for determining the coil sens