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Merge pull request #1993 from mgxd/doc/fslr
DOC: Clean up surface outputs
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docs/outputs.rst

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@@ -143,15 +143,14 @@ mid-thickness surface mesh::
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Surface output spaces include ``fsnative`` (full density subject-specific mesh),
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``fsaverage`` and the down-sampled meshes ``fsaverage6`` (41k vertices) and
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``fsaverage5`` (10k vertices, default). Additionally, the BOLD can be resampled to
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``fsLR`` surfaces, a hybrid version of the ``fsaverage`` atlas with both hemispheres
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in precise geographic correspondence, with varying mesh densities: 32k (default), 59k, and 164k.
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``fsaverage5`` (10k vertices, default).
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**Grayordinates files**.
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CIFTI is a container format that holds both volumetric (regularly sampled in a grid)
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and surface (sampled on a triangular mesh) samples.
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Sub-cortical time series are volumetric (supported spaces: ``MNI152NLin6Asym``), while cortical
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time series are sampled to surface (supported spaces: ``fsLR``).
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`CIFTI <https://www.nitrc.org/forum/attachment.php?attachid=333&group_id=454&forum_id=1955>`_ is
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a container format that holds both volumetric (regularly sampled in a grid) and surface
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(sampled on a triangular mesh) samples.
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Sub-cortical time series are sampled on a regular grid derived from one MNI template, while
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cortical time series are sampled on surfaces projected from the [Glasser2016]_ template.
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If CIFTI outputs are requested (with the ``--cifti-outputs`` argument), the BOLD series are also
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saved as ``dtseries.nii`` CIFTI2 files::
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@@ -261,7 +260,7 @@ expansion [Satterthwaite2013]_, providing time series corresponding to the first
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*quadratic terms*, resulting in the total 24 head motion parameters
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(six base motion parameters + six temporal derivatives of six motion parameters +
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12 quadratic terms of six motion parameters and their six temporal derivatives).
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Additionally, *fMRIPrep* returns temporal derivatives and quadratic terms for the
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Additionally, *fMRIPrep* returns temporal derivatives and quadratic terms for the
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three global signals (``csf``, ``white_matter`` and ``global_signal``)
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to enable applying the 36-parameter denoising strategy proposed by [Satterthwaite2013]_.
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@@ -313,7 +312,7 @@ It is relevant to mention *effective* because initial time points identified as
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states* are removed before generating the cosine regressors.
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.. caution::
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If your analysis includes separate high-pass filtering, do not include
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If your analysis includes separate high-pass filtering, do not include
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``cosine_XX`` regressors in your design matrix.
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.. admonition:: See also
@@ -521,6 +520,11 @@ See implementation on :mod:`~fmriprep.workflows.bold.confounds.init_bold_confs_w
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Movement‐Related effects in fMRI time‐series. Magnetic Resonance in Medicine. 1996.
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doi:`10.1002/mrm.191035031 <https://doi.org/10.1002/mrm.1910350312>`_
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.. [Glasser2016] Glasser MF, Coalson TS Robinson EC, Hacker CD, Harwell J, Yacoub E, Ugurbil K,
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Andersson J, Beckmann CF, Jenkinson M, Smith SM, Van Essen DC.
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A multi-modal parcellation of human cerebral cortex. Nature. 2016.
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doi:`10.1038/nature18933 <https://doi.org/10.1038/nature18933>`_
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.. [Hallquist2013] Hallquist MN, Hwang K, Luna B. The Nuisance of Nuisance Regression.
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NeuroImage. 2013. doi:`10.1016/j.neuroimage.2013.05.116
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<https://doi.org/10.1016/j.neuroimage.2013.05.116>`_

docs/spaces.rst

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@@ -80,8 +80,7 @@ Please mind that the selected resolutions specified must exist within TemplateFl
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When specifying surface spaces (e.g., ``fsaverage``), the legacy identifiers from
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FreeSurfer will be supported (e.g., ``fsaverage5``) although the use of the density
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modifier would be preferred (i.e., ``fsaverage:den-10k`` for ``fsaverage5``). When
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selecting ``fsLR`` surface space without a density label, ``fsLR:den-32k`` will be used.
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modifier would be preferred (i.e., ``fsaverage:den-10k`` for ``fsaverage5``).
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Custom standard spaces
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""""""""""""""""""""""

fmriprep/workflows/bold/outputs.py

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@@ -22,7 +22,6 @@ def init_func_derivatives_wf(
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output_dir,
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spaces,
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use_aroma,
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fslr_density=None,
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name='func_derivatives_wf',
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):
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"""
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would lead to resampling on a 2mm resolution of the space).
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use_aroma : :obj:`bool`
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Whether ``--use-aroma`` flag was set.
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fslr_density : :obj:`str`, optional
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Density of fsLR surface (32k or 59k)
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name : :obj:`str`
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This workflow's identifier (default: ``func_derivatives_wf``).
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