Note

This page is a reference documentation. It only explains the function signature, and not how to use it. Please refer to the user guide for the big picture.

3.2.1. nistats.hemodynamic_models.spm_hrf

nistats.hemodynamic_models.spm_hrf(tr, oversampling=50, time_length=32.0, onset=0.0)

Implementation of the SPM hrf model

Parameters

trfloat

scan repeat time, in seconds

oversamplingint, optional

temporal oversampling factor

time_lengthfloat, optional

hrf kernel length, in seconds

onsetfloat, optional

hrf onset time, in seconds

Returns

hrf: array of shape(length / tr * oversampling, dtype=float)

hrf sampling on the oversampled time grid