On the distinguishability of HRF models in fMRI

Modeling the Hemodynamic Response Function (HRF) is a critical step in fMRI studies of brain activity, and it is often desirable to estimate HRF parameters with physiological interpretability. A biophysically informed model of the HRF can be described by a non-linear time-invariant dynamic system. H...

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Bibliographic Details
Main Authors: Rosa, Paulo N., Figueiredo, Patricia, Silvestre, Carlos J.
Format: Online
Language:English
Published: Frontiers Media S.A. 2015
Online Access:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4460732/