Evaluating increases in sensitivity from NORDIC for diverse fMRI acquisition strategies

Evaluating increases in sensitivity from NORDIC for diverse fMRI acquisition strategies

•Higher spatiotemporal resolutions are associated with concerns about thermal noise.•Thermal noise is typically suppressed using methods that reduce spatial precision.•NORDIC reduces thermal noise levels in data with varying resolutions & task designs.•Sensitivity gains are associated with minim...

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Veröffentlicht in:NeuroImage (Orlando, Fla.) Fla.), 2023-04, Vol.270, p.119949-119949, Article 119949
Hauptverfasser: Dowdle, Logan T., Vizioli, Luca, Moeller, Steen, Akçakaya, Mehmet, Olman, Cheryl, Ghose, Geoffrey, Yacoub, Essa, Uğurbil, Kâmil
Format: Artikel
Sprache:eng
Schlagworte:
Data collection
Datasets
Estimates
Functional magnetic resonance imaging
Functional Neuroimaging - methods
Hemodynamics
Humans
Image processing
Image Processing, Computer-Assisted - methods
Magnetic Resonance Imaging - methods
Neuroimaging
Noise
Physiology
Research Design
Sampling
Sensitivity analysis
Statistical analysis
Time series
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Zusammenfassung:•Higher spatiotemporal resolutions are associated with concerns about thermal noise.•Thermal noise is typically suppressed using methods that reduce spatial precision.•NORDIC reduces thermal noise levels in data with varying resolutions & task designs.•Sensitivity gains are associated with minimal (
ISSN:1053-8119
1095-9572
DOI:10.1016/j.neuroimage.2023.119949