A computational multiresolution BOLD fMRI model

IEEE Transactions on Biomedical Engineering

Volumn 58, Issue 10 PART 2, 2011, Pages 2995-2999

  Chen, Zikuan ^a   Calhoun, Vince ^a,b  

^a MIND RESEARCH NETWORK   (United States)

^b UNIVERSITY OF NEW MEXICO   (United States)

Author keywords

Intravoxel dephasing; multiresolution blood oxygenation level dependent (BOLD) functional magnetic resonance imaging (fMRI); phasor; small angle approximation; spin packet

Indexed keywords

DEPHASING; FUNCTIONAL MAGNETIC RESONANCE IMAGING; PHASOR; SMALL-ANGLE APPROXIMATION; SPIN PACKET;

BLOOD; COMPUTER SIMULATION; LAKES; MAGNETIC FIELDS; OXYGENATION; OXYGENATORS; SIGNAL SYSTEMS; SPIN DYNAMICS;

MAGNETIC RESONANCE IMAGING;

ARTICLE; BOLD SIGNAL; BRAIN CORTEX; CALCULATION; FUNCTIONAL MAGNETIC RESONANCE IMAGING; GEOMETRY; HUMAN; IMAGE PROCESSING; MATHEMATICAL MODEL; SIGNAL DETECTION; SIMULATION;

BRAIN MAPPING; COMPUTER SIMULATION; MAGNETIC RESONANCE IMAGING; MODELS, BIOLOGICAL; OXYGEN; SIGNAL PROCESSING, COMPUTER-ASSISTED;

EID: 80053165919     PISSN: 00189294     EISSN: 15582531     Source Type: Journal    
DOI: 10.1109/TBME.2011.2158823     Document Type: Article

References (15)

1. J. L. Boxerman, P. A. Bandettini, K. K. Kwong, J. R. Baker, T. L. Davis, B.R. Rosen, and R. M. Weisskoff, "The intravascular contribution to fMRI signal change: Monte Carlo modeling and diffusion-weighted studies in vivo," Magn. Reson. Med., vol. 34, pp. 4-10, Jul. 1995.
2. J. L. Boxerman, L. M. Hamberg, B. R. Rosen, and R. M. Weisskoff, "MR contrast due to intravascular magnetic susceptibility perturbations," Magn. Reson. Med., vol. 34, pp. 555-566, Oct. 1995.
3. R. P. Kennan, J. Zhong, and J. C. Gore, "Intravascular susceptibility contrast mechanisms in tissues," Magn. Reson. Med., vol. 31, pp. 9-21, Jan. 1994. (Pubitemid 24016936)
4. J. P. Marques and R. W. Bowtell, "Using forward calculations of the magnetic field perturbation due to a realistic vascular model to explore the BOLD effect," NMR Biomed., vol. 21, pp. 553-565, Jul. 2008.
5. J. Martindale, A. J. Kennerley, D. Johnston, Y. Zheng, and J. E. Mayhew, "Theory and generalization of Monte Carlo models of the BOLD signal source," Magn. Reson. Med., vol. 59, pp. 607-618, Mar. 2008. (Pubitemid 351348232)
6. R. S. Menon, "Simulation of BOLD phase and magnitude changes in a voxel," in Proc. Intl. Soc. Mag. Reson. Med, vol. 11, 2003, pp. 1719.
7. S. Ogawa, R. S. Menon, D. W. Tank, S. G. Kim, H. Merkle, J. M. Ellermann, and K. Ugurbil, "Functional brain mapping by blood oxygenation level-dependent contrast magnetic resonance imaging. A comparison of signal characteristics with a biophysical model," Biophys. J., vol. 64, pp. 803-812, Mar. 1993. (Pubitemid 23130347)
8. A. P. Pathak, B. D. Ward, and K. M. Schmainda, "A novel technique for modeling susceptibility-based contrast mechanisms for arbitrary microvascular geometries: The finite perturber method," Neuroimage, vol. 40, pp. 1130-1143, Apr. 2008. (Pubitemid 351384834)
9. D. B. Rowe, "Modeling both the magnitude and phase of complex-valued fMRI data," Neuroimage, vol. 25, pp. 1310-1324, May 2005. (Pubitemid 40591671)
10. Z. Chen and V. D. Calhoun, "Magnitude and Phase Behavior of Multiresolution BOLD signal," Concepts Magn. Reson., vol. 37B, pp. 129-145, 2010.
11. Z. Chen, Z. Chen, and V. Calhoun, "Multiresolution voxel decomposition of complex-valued BOLD signals reveals phasor turbulence," Proc. SPIE, vol. 7961, pp. 79613y, Feb. 2011.
12. Z. Chen and R. Ning, "Forest representation of vessels in cone-beam computed tomographic angiography," Comput. Med. Imaging Graph, vol. 29, pp. 1-14, Jan. 2005. (Pubitemid 40248629)
13. B. P. Thomas, E. B. Welch, B. D. Niederhauser, W. O. Whetsell Jr, A. W. Anderson, J. C. Gore, M. J. Avison, and J. L. Creasy, "High-resolution 7T MRI of the human hippocampus in vivo," J. Magn. Reson. Imaging, vol. 28, pp. 1266-1272, Nov. 2008.
14. A. Sudhyadhom, I. U. Haq, K. D. Foote, M. S. Okun, and F. J. Bova, "A high resolution and high contrast MRI for differentiation of subcortical structures for DBS targeting: The fast graymatter acquisition T1 inversion recovery (FGATIR)," Neuroimage, vol. 47, pp. T44-T52, Apr. 2009.
15. Z. Chen, A. Caprihan, and V. Calhoun, "Effect of surrounding vasculature on intravoxel BOLD signal," Med. Phys., vol. 37, pp. 1778-1787, 2010.