Literature DB >> 17282780

Noise Analysis of MREIT at 3T and 11T Field Strength.

R Sadleir1, S Zhang, S Grant, S Oh, B Lee, H Pyo, C Park, E Woo, S Lee, J Seo, O Kwon.   

Abstract

In Magnetic Resonance Electrical Impedance Tomography (MREIT), we measure the induced magnetic flux density inside an imaging object subject to an external injection current. The magnetic flux density is contaminated with noise and this ultimately limits the quality of reconstructed conductivity and current density images. By using two methods to analyze amounts of noise in 3T and 11T MREIT systems, we found that a carefully designed MREIT study will be able to reduce the noise level below 0.1 nT.

Year:  2005        PMID: 17282780     DOI: 10.1109/IEMBS.2005.1617011

Source DB:  PubMed          Journal:  Conf Proc IEEE Eng Med Biol Soc        ISSN: 1557-170X


  1 in total

1.  Noise distribution and denoising of current density images.

Authors:  Mohammadali Beheshti; Farbod H Foomany; Karl Magtibay; David A Jaffray; Sridhar Krishnan; Kumaraswamy Nanthakumar; Karthikeyan Umapathy
Journal:  J Med Imaging (Bellingham)       Date:  2015-05-14
  1 in total

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