• 1. Province-Ministry Joint Key Laboratory of Electromagnetic Field and Electrical Apparatus Reliability, School of Electrical Engineering, Hebei University of Technology, Tianjin 300130, China;
  • 2. Department of Imaging, Tianjin People's Hospital, Tianjin 300121, China;
  • 3. Department of Imaging Physics, M. D. Anderson Cancer Center, The University of Texas Health Science Center at Houston, Houston, TX 77054, USA;
  • 4. Department of Cardiology, The Methodist Hospital Research Institute, Houston, TX 77030, USA;
LIYing, Email: yli@hebut.edu.cn
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In this paper, the Fourier transform based minimum mean square error (FT-based MMSE) method is used to calculate the regional cerebral blood volume (rCBV) in magnetic resonance (MR) perfusion imaging, and the method is improved to handle the existing noise in the imaging process. In the experiments with signal-to-noise ratio (SNR) of 50 dB, the rCBV values were compared with the results using MMSE method. The effects of different SNRs on the estimation of rCBV were analyzed. The experimental results showed that MMSE was a simple way to filter the measurement noise, and could calculate rCBV accurately. Compared with other existing methods, the present method is not sensitive to environment, and furthermore, it is suitable to deal with the perfusion images acquired from the environment with larger SNR.

Citation: CHENJie, LIYing, WANGRongren, HERenjie, RAOLiyun. Research on Calculation of the Regional Cerebral Blood Volume Based on Minimum Mean Square Error Method. Journal of Biomedical Engineering, 2014, 31(6): 1207-1211. doi: 10.7507/1001-5515.20140229 Copy

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