Modeling diffusion-weighted MRI as a spatially variant Gaussian mixture: Application to image denoising

Medical Physics

Volumn 38, Issue 7, 2011, Pages 4350-4364

  Gonzalez, Juan Eugenio Iglesias ^a   Thompson, Paul M ^a   Zhao, Aishan ^b   Tu, Zhuowen ^a  

^a UNIVERSITY OF CALIFORNIA   (United States)

^b PEKING UNIVERSITY   (China)

Author keywords

denoising; expectation maximization; HARDI; mixture model; random Markov field

Indexed keywords

BIOMEDICAL SIGNAL PROCESSING; COVARIANCE MATRIX; DIFFUSION; GAUSSIAN DISTRIBUTION; IMAGE SEGMENTATION; MAGNETIC RESONANCE IMAGING; MARKOV PROCESSES; MAXIMUM PRINCIPLE; SIGNAL TO NOISE RATIO;

DE-NOISING; EXPECTATION - MAXIMIZATIONS; HARDI; MIXTURE MODEL; RANDOM MARKOV FIELD;

IMAGE DENOISING;

EID: 79960237393     PISSN: 00942405     EISSN: None     Source Type: Journal    
DOI: 10.1118/1.3599724     Document Type: Article

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