l1model = Node(SpecifySPMModel(), name="l1model")
# input: concatenate runs to a single session (boolean, default: False):
l1model.inputs.concatenate_runs = False
# input: units of event onsets and durations (secs or scans):
l1model.inputs.input_units = 'secs'
# input: units of design event onsets and durations (secs or scans):
l1model.inputs.output_units = 'secs'
# input: time of repetition (a float):
l1model.inputs.time_repetition = time_repetition
# high-pass filter cutoff in secs (a float, default = 128 secs):
l1model.inputs.high_pass_filter_cutoff = 128
# ======================================================================
# DEFINE NODE: LEVEL 1 DESIGN (GENERATE AN SPM DESIGN MATRIX)
# ======================================================================
# function: generate an SPM design matrix
l1design = Node(Level1Design(), name="l1design")
# input: (a dictionary with keys which are 'hrf' or 'fourier' or
# 'fourier_han' or 'gamma' or 'fir' and with values which are any value)
l1design.inputs.bases = {'hrf': {'derivs': [0, 0]}}
# input: units for specification of onsets ('secs' or 'scans'):
l1design.inputs.timing_units = 'secs'
# input: interscan interval / repetition time in secs (a float):
l1design.inputs.interscan_interval = time_repetition
# input: Model serial correlations AR(1), FAST or none:
l1design.inputs.model_serial_correlations = 'AR(1)'
# input: number of time-bins per scan in secs (an integer):
l1design.inputs.microtime_resolution = 16
# input: the onset/time-bin in seconds for alignment (a float):
l1design.inputs.microtime_onset = 1
# set expected thread and memory usage for the node:
l1design.interface.num_threads = 1
# input: units of design event onsets and durations (secs or scans):
# l1model.inputs.output_units = 'secs'
# input: time of repetition (a float):
# l1model.inputs.time_repetition = TR
# high-pass filter cutoff in secs (a float, default = 128 secs):
# l1model.inputs.high_pass_filter_cutoff = 128
# ======================================================================
# DEFINE NODE: LEVEL 1 DESIGN (GENERATE AN SPM DESIGN MATRIX)
# ======================================================================
# function: generate an SPM design matrix
# Level1Design - Generates an SPM design matrix
level1design = Node(Level1Design(bases={'hrf': {
'derivs': [0, 0]
}},
timing_units='secs',
interscan_interval=TR,
model_serial_correlations='AR(1)'),
name="level1design")
l1design = Node(Level1Design(), name="l1design")
# input: (a dictionary with keys which are 'hrf' or 'fourier' or
# 'fourier_han' or 'gamma' or 'fir' and with values which are any value)
l1design.inputs.bases = {'hrf': {'derivs': [0, 0]}}
# input: units for specification of onsets ('secs' or 'scans'):
l1design.inputs.timing_units = 'secs'
# input: interscan interval / repetition time in secs (a float):
l1design.inputs.interscan_interval = TR
# input: Model serial correlations AR(1), FAST or none:
l1design.inputs.model_serial_correlations = 'AR(1)'
# input: number of time-bins per scan in secs (an integer):
