Time-to-onset latency in fMRI: Fast detection of delayed activation

ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing - Proceedings

Volumn , Issue , 2011, Pages 725-728

  Solo, Victor ^a   Cassidy, Ben ^a   Long, Christopher ^b   Rae, Caroline ^c  

^a UNIVERSITY OF NEW SOUTH WALES   (Australia)

^b HAMMERSMITH HOSPITAL   (United Kingdom)

^c NEUROSCIENCE RESEARCH AUSTRALIA   (Australia)

Author keywords

fMRI; Latency; Onset

Indexed keywords

ANALYSIS MODELS; DELAYED ACTIVATION; EXTERNAL STIMULUS; FAST METHODS; FMRI; HEMODYNAMIC RESPONSE; LATENCY; NEURAL ACTIVITY; ONSET; PRIOR KNOWLEDGE;

LAGRANGE MULTIPLIERS; SPEECH COMMUNICATION;

SIGNAL DETECTION;

EID: 80051661708     PISSN: 15206149     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1109/ICASSP.2011.5946506     Document Type: Conference Paper

References (10)

1. G. Aguirre, E. Zarahn, and M. D'Esposito, "The Variability of Human, BOLD Hemodynamic Responses," Neuroimage, vol. 8, no. 4, pp. 360-369, 1998.
2. C. Liao, K. Worsley, J. Poline, J. Aston, G. Duncan, and A. Evans, "Estimating the delay of the fMRI response," NeuroImage, vol. 16, no. 3, pp. 593-606, 2002.
3. K. Worsley and J. Taylor, "Detecting fMRI activation allowing for unknown latency of the hemodynamic response," Neuroimage, vol. 29, no. 2, pp. 649-654, 2006.
4. F. Kruggel and D. Von Cramon, "Temporal properties of the hemodynamic response in functional MRI," Human Brain Mapping, vol. 8, no. 4, pp. 259-271, 1999.
5. B. Biswal, A. Pathak, J. Ulmer, and A. Hudetz, "Decoupling of the hemodynamic and activation-induced delays in functional magnetic resonance imaging," Journal of computer assisted tomography, vol. 27, no. 2, p. 219, 2003.
6. T. Breusch and A. Pagan, "The Lagrange multiplier test and its applications to model specification in econometrics," Review of Economic Studies, vol. 47, no. 1, pp. 239-253, 1980.
7. R. Engle, "A general approach to Lagrange multiplier model diagnostics," Journal of Econometrics, vol. 20, no. 1, pp. 83-104, 1982.
8. J. Aitchison and S. Silvey, "Maximum-likelihood estimation of parameters subject to restraints," The Annals of Mathematical Statistics, vol. 29, no. 3, pp. 813-828, 1958.
9. D. Brillinger, Time Series: Data Analysis and Theory. Holden- Day, San Francisco, 1981.
10. P. Purdon, V. Solo, R.Weisskoff, and E. Brown, "Locally Regularized Spatiotemporal Modeling and Model Comparison for Functional MRI," Neuroimage, vol. 14, no. 4, pp. 912-923, 2001.