k-space weighted least-squares algorithm for accurate and fast motion extraction from magnetic resonance navigator echoes

Magnetic Resonance in Medicine

Volumn 46, Issue 5, 2001, Pages 1037-1040

  Nguyen, Thanh D ^a   Wang, Yi ^a   Watts, Richard ^a   Mitchell, Ian ^a  

^a WEILL CORNELL MEDICAL COLLEGE   (United States)

Author keywords

K space; Least squares algorithm; Motion artifacts; Motion detection; Navigator

Indexed keywords

DATA ACQUISITION; MAGNETIC RESONANCE; SPACE PLATFORMS;

K SPACE; LEAST SQUARES ALGORITHM; MOTION ARTIFACT; MOTION DETECTION; NAVIGATOR;

SIGNAL TO NOISE RATIO;

ALGORITHM; ARTICLE; ARTIFACT REDUCTION; CALCULATION; IMAGE ANALYSIS; IMAGE QUALITY; IMAGING SYSTEM; INFORMATION PROCESSING; MATHEMATICAL ANALYSIS; MEASUREMENT; MOTION; NOISE; NUCLEAR MAGNETIC RESONANCE; REGRESSION ANALYSIS; SPACE;

EID: 0034752903     PISSN: 07403194     EISSN: None     Source Type: Journal    
DOI: 10.1002/mrm.1294     Document Type: Article

References (12)

1. Adaptive techniques for high definition MR imaging of moving structures
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5. Real-time adaptive motion correction using navigator echoes
6. A new phase correction method in NMR imaging based on autocorrelation and histogram analysis
7. A computationally efficient method for tracking reference position displacement for motion compensation in magnetic resonance imaging
8. Broadband nuclear magnetic resonance pulses with two-dimensional spatial selectivity
9. Orbital navigator echoes for motion measurements in magnetic resonance imaging
10. Self navigation for motion in spiral scanning