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Anisotropic 2-D and 3-D averaging of fMRI signals.

Publication ,  Journal Article
Solé, AF; Ngan, SC; Sapiro, G; Hu, X; López, A
Published in: IEEE transactions on medical imaging
February 2001

A novel method for denoising functional magnetic resonance imaging temporal signals is presented in this note. The method is based on progressively enhancing the temporal signal by means of adaptive anisotropic spatial averaging. This average is based on a new metric for comparing temporal signals corresponding to active fMRI regions. Examples are presented both for simulated and real two and three-dimensional data. The software implementing the proposed technique is publicly available for the research community.

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Published In

IEEE transactions on medical imaging

DOI

EISSN

1558-254X

ISSN

0278-0062

Publication Date

February 2001

Volume

20

Issue

2

Start / End Page

86 / 93

Related Subject Headings

  • Nuclear Medicine & Medical Imaging
  • Magnetic Resonance Imaging
  • Imaging, Three-Dimensional
  • Humans
  • Fourier Analysis
  • Computer Simulation
  • Brain Mapping
  • Brain
  • Anisotropy
  • Algorithms
 

Citation

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Solé, A. F., Ngan, S. C., Sapiro, G., Hu, X., & López, A. (2001). Anisotropic 2-D and 3-D averaging of fMRI signals. IEEE Transactions on Medical Imaging, 20(2), 86–93. https://doi.org/10.1109/42.913175
Solé, A. F., S. C. Ngan, G. Sapiro, X. Hu, and A. López. “Anisotropic 2-D and 3-D averaging of fMRI signals.IEEE Transactions on Medical Imaging 20, no. 2 (February 2001): 86–93. https://doi.org/10.1109/42.913175.
Solé AF, Ngan SC, Sapiro G, Hu X, López A. Anisotropic 2-D and 3-D averaging of fMRI signals. IEEE transactions on medical imaging. 2001 Feb;20(2):86–93.
Solé, A. F., et al. “Anisotropic 2-D and 3-D averaging of fMRI signals.IEEE Transactions on Medical Imaging, vol. 20, no. 2, Feb. 2001, pp. 86–93. Epmc, doi:10.1109/42.913175.
Solé AF, Ngan SC, Sapiro G, Hu X, López A. Anisotropic 2-D and 3-D averaging of fMRI signals. IEEE transactions on medical imaging. 2001 Feb;20(2):86–93.

Published In

IEEE transactions on medical imaging

DOI

EISSN

1558-254X

ISSN

0278-0062

Publication Date

February 2001

Volume

20

Issue

2

Start / End Page

86 / 93

Related Subject Headings

  • Nuclear Medicine & Medical Imaging
  • Magnetic Resonance Imaging
  • Imaging, Three-Dimensional
  • Humans
  • Fourier Analysis
  • Computer Simulation
  • Brain Mapping
  • Brain
  • Anisotropy
  • Algorithms