simdata
Description:
Generates a simulated rapidtide dataset.
Inputs:
Outputs:
Usage:
Generate simulated fMRI data with known correlation parameters
usage: simdata [-h] [--lfopctfile FILE] [--lfolagfile FILE]
[--lforegressor FILE] [--lfosamprate SAMPRATE]
[--lfostarttime STARTTIME] [--resppctfile FILE]
[--resplagfile FILE] [--respregressor FILE]
[--respsamprate SAMPRATE] [--respstarttime STARTTIME]
[--cardiacpctfile FILE] [--cardiaclagfile FILE]
[--cardiacregressor FILE] [--cardiacsamprate SAMPRATE]
[--cardiacstarttime STARTTIME] [--numskip SKIP]
[--globalnoiselevel LEVEL] [--voxelnoiselevel LEVEL] [--debug]
fmrifilename immeanfilename outputroot slicetimefile
Positional Arguments
- fmrifilename
Input NIFTI file name. An exemplar BOLD fMRI file with the target dimensions
- immeanfilename
Input NIFTI file name. 3D file with the mean value for each voxel
- outputroot
Root name for the output files.
- slicetimefile
Slice acquisition time file, either FSL format or BIDS sidecar.
Named Arguments
- --lfopctfile
3D NIFTI file with the lfo amplitude in percent of mean at every point
- --lfolagfile
3D NIFTI file with the lfo delay value in seconds at every point
- --lforegressor
The LFO regressor text file
- --lfosamprate
The sample rate of the LFO regressor file, in Hz
- --lfostarttime
The time delay, in seconds, into the lfo regressor file that matches the start time of the fmrifile. Default is 0.0
- --resppctfile
3D NIFTI file with the resp amplitude in percent of mean at every point
- --resplagfile
3D NIFTI file with the resp delay value in seconds at every point
- --respregressor
The LFO regressor text file
- --respsamprate
The sample rate of the LFO regressor file, in Hz
- --respstarttime
The time delay, in seconds, into the resp regressor file that matches the start time of the fmrifile. Default is 0.0
- --cardiacpctfile
3D NIFTI file with the cardiac amplitude in percent of mean at every point
- --cardiaclagfile
3D NIFTI file with the cardiac delay value in seconds at every point
- --cardiacregressor
The LFO regressor text file
- --cardiacsamprate
The sample rate of the LFO regressor file, in Hz
- --cardiacstarttime
The time delay, in seconds, into the cardiac regressor file that matches the start time of the fmrifile. Default is 0.0
- --numskip
Use to simulate tr periods deleted during preprocessing
Default: 0
- --globalnoiselevel
The variance of the noise common to every voxel. Default is 0.0
Default: 0.0
- --voxelnoiselevel
The variance of the voxel specific noise. Default is 0.0
Default: 0.0
- --debug
Enable additional debugging output.
Default: False