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Using reverse phase encoded B0s (DWI) for fMRIprep distortion correction?
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1
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100
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February 23, 2026
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Field map phase encoding direction different from GRE fmap
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2
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360
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November 4, 2025
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Fieldmap, multi-echo EPI and implementation in fmriprep (plus tedana!)
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3
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488
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September 3, 2025
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Siemens DICOM B0map to .nii
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1
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364
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August 12, 2025
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Susceptibility distortion correction: None
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12
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2649
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May 2, 2025
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Tedana excludes a lot of voxels from adaptive mask -- problems with fieldmap?
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2
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599
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April 7, 2025
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fMRIPrep Not Using Fmaps
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32
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1900
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January 17, 2025
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Phase Encoding Direction for SDC with fMRIprep using images acquired with Philips scanners
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2
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1008
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December 4, 2024
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Bids fmap question--Direct fieldmapping?
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10
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928
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October 24, 2024
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fMRIPrep Output Fieldmap Units
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4
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677
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September 25, 2024
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GE fieldmap correction with real/imaginary files
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13
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3113
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September 17, 2024
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Convert b0 DICOM "3D_B0_map" to BIDS according to Case 3: Direct field mapping
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0
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786
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September 6, 2024
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Force fMRIPrep to use filedmap-less approach for distortion correction of BOLD
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3
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1686
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August 13, 2024
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Calculating Magnitude Images from Phasediff
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3
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2204
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August 9, 2024
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Siemens fieldmap mixed echo magnitude image
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2
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1069
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July 19, 2024
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SPM FieldMap toolbox error: images don't all have same dimensions
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2
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1290
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July 2, 2024
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HBN Site-SI MRI data:: BIDS validation:: Error code 15 - ECHO_TIME1-2_NOT_DEFINED
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1
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953
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May 11, 2024
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Types of fieldmaps from a Philips scanner
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6
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1654
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April 19, 2024
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Fieldmaps with wrap around still usable?
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10
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2210
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April 18, 2024
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Fieldmaps not used for SDC in fmriprep
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12
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1924
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March 27, 2024
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Elongated Brain: Errors in fMRIprep Susceptibility Distortion Correction
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2
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1059
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February 21, 2024
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No magnitude file are detected for fieldmap for dti
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0
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819
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January 31, 2024
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Fieldmap correction gone wrong
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29
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7477
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November 29, 2023
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How many fieldmaps do you collect in a session?
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0
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757
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October 19, 2023
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Best way to acquire field maps + question about slice gaps
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13
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3370
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October 3, 2023
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[fmriprep] fmap "intendedFor" differs from source fieldmap... and relevant issues
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3
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2797
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September 6, 2023
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Option to not average session fieldmaps during preprocessing with fmriprep
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1
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1441
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July 21, 2023
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[fMRIPrep] No susceptibility distortion correction despite "IntendedFor" field in fmap .json files
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2
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1558
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June 15, 2023
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BIDS formatting of pepolar field maps for dwi
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8
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2083
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June 9, 2023
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Presence of fieldmaps causes fMRIPrep to crash
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5
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1201
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February 21, 2023
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