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The Brain Imaging Data Standard
The Brain Imaging Data Structure
The BIDS Specification
Introduction
Common principles
Modality agnostic files
Modality specific files
Magnetic Resonance Imaging
Magnetoencephalography
Electroencephalography
Intracranial Electroencephalography
Task events
Physiological and other continuous recordings
Behavioral experiments (with no neural recordings)
Genetic Descriptor
Positron Emission Tomography
Microscopy
Derivatives
BIDS Derivatives
Common data types and metadata
Imaging data types
Longitudinal and multi-site studies
BIDS Extension Proposals
Appendices
Appendix I: Contributors
Appendix II: Licenses
Appendix III: Hierarchical Event Descriptors
Appendix IV: Entity table
Appendix V: Units
Appendix VI: MEG file formats
Appendix VII: MEG systems
Appendix VIII: Coordinate systems
Appendix IX: Entities
Appendix X: File collections
Appendix XI: Quantitative MRI
Appendix XI: Arterial Spin Labeling
Appendix XIII: Cross modality correspondence
Appendix XIV: Glossary of schema objects
Changelog
The BIDS Starter Kit
Website
Tutorials
GitHub repository
repository
open issue
Index
Symbols
|
A
|
B
|
C
|
D
|
E
|
F
|
G
|
H
|
I
|
L
|
M
|
N
|
O
|
P
|
R
|
S
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T
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U
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V
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W
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X
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Y
|
Z
Symbols
.* (extensions)
.ave (extensions)
.bdf (extensions)
.bval (extensions)
.bvec (extensions)
.chn (extensions)
.con (extensions)
.dat (extensions)
.ds/ (extensions)
.edf (extensions)
.eeg (extensions)
.fdt (extensions)
.fif (extensions)
.jpg (extensions)
.json (extensions)
.kdf (extensions)
.md (extensions)
.mefd/ (extensions)
.mhd (extensions)
.mrk (extensions)
.nii (extensions)
.nii.gz (extensions)
.nwb (extensions)
.ome.btf (extensions)
.ome.tif (extensions)
.png (extensions)
.pos (extensions)
.raw (extensions)
.rst (extensions)
.set (extensions)
.sqd (extensions)
.tif (extensions)
.trg (extensions)
.tsv (extensions)
.tsv.gz (extensions)
.txt (extensions)
.vhdr (extensions)
.vmrk (extensions)
/ (extensions)
2PE (suffixes)
A
abbreviation (columns)
Acknowledgements (metadata)
acq_time sense 1 (columns)
acq_time sense 2 (columns)
acquisition (entities)
AcquisitionDuration (metadata)
AcquisitionMode (metadata)
AcquisitionVoxelSize (metadata)
age (columns)
Anaesthesia (metadata)
AnalyticalApproach (metadata)
anat (datatypes)
AnatomicalLandmarkCoordinates sense 1 (metadata)
AnatomicalLandmarkCoordinates sense 2 (metadata)
AnatomicalLandmarkCoordinateSystem (metadata)
AnatomicalLandmarkCoordinateSystemDescription (metadata)
AnatomicalLandmarkCoordinateUnits (metadata)
angio (suffixes)
ArterialSpinLabelingType (metadata)
asl (suffixes)
aslcontext (suffixes)
asllabeling (suffixes)
AssociatedEmptyRoom (metadata)
atlas (entities)
Atlas (metadata)
AttenuationCorrection (metadata)
AttenuationCorrectionMethodReference (metadata)
Authors (metadata)
B
B0FieldIdentifier (metadata)
B0FieldSource (metadata)
BackgroundSuppression (metadata)
BackgroundSuppressionNumberPulses (metadata)
BackgroundSuppressionPulseTime (metadata)
BasedOn (metadata)
beh (datatypes)
(modalities)
(suffixes)
BF (suffixes)
bids_uri (formats)
BIDSVersion (metadata)
blood (suffixes)
BloodDensity (metadata)
BodyPart (metadata)
BodyPartDetails (metadata)
BodyPartDetailsOntology (metadata)
bold (suffixes)
BolusCutOffDelayTime (metadata)
BolusCutOffFlag (metadata)
BolusCutOffTechnique (metadata)
boolean (formats)
BrainLocation (metadata)
C
CapManufacturer (metadata)
CapManufacturersModelName (metadata)
cardiac (columns)
CARS (suffixes)
CASLType (metadata)
cbv (suffixes)
ceagent (entities)
CellType (metadata)
CHANGES (top_level_files)
channels (suffixes)
Chimap (suffixes)
chunk (entities)
ChunkTransformationMatrix (metadata)
ChunkTransformationMatrixAxis (metadata)
code (associated_data)
Code (metadata)
CogAtlasID (metadata)
CogPOID (metadata)
CoilCombinationMethod (metadata)
color (columns)
Columns (metadata)
CONF (suffixes)
ContinuousHeadLocalization (metadata)
ContrastBolusIngredient (metadata)
coordsystem (suffixes)
D
dataset_description (top_level_files)
dataset_relative (formats)
DatasetDOI (metadata)
DatasetType (metadata)
date (formats)
datetime (formats)
DCOffsetCorrection (metadata)
DecayCorrectionFactor (metadata)
defacemask (suffixes)
DelayAfterTrigger (metadata)
DelayTime (metadata)
density (entities)
Density (metadata)
Derivative (metadata)
derivatives (associated_data)
derived_from (columns)
description (columns)
(entities)
Description (metadata)
DeviceSerialNumber (metadata)
DewarPosition (metadata)
DF (suffixes)
DIC (suffixes)
DigitizedHeadPoints (metadata)
DigitizedHeadPointsCoordinateSystem (metadata)
DigitizedHeadPointsCoordinateSystemDescription (metadata)
DigitizedHeadPointsCoordinateUnits (metadata)
DigitizedLandmarks (metadata)
dimension (columns)
direction (entities)
DispersionConstant (metadata)
DispersionCorrected (metadata)
DoseCalibrationFactor (metadata)
duration (columns)
DwellTime (metadata)
dwi (datatypes)
(suffixes)
E
ECGChannelCount (metadata)
echo (entities)
EchoTime sense 1 (metadata)
EchoTime sense 2 (metadata)
EchoTime1 (metadata)
EchoTime2 (metadata)
ECOGChannelCount (metadata)
eeg (datatypes)
(modalities)
(suffixes)
EEGChannelCount (metadata)
EEGCoordinateSystem (metadata)
EEGCoordinateSystemDescription (metadata)
EEGCoordinateUnits (metadata)
EEGGround (metadata)
EEGPlacementScheme (metadata)
EEGReference (metadata)
EffectiveEchoSpacing (metadata)
ElectricalStimulation (metadata)
ElectricalStimulationParameters (metadata)
ElectrodeManufacturer (metadata)
ElectrodeManufacturersModelName (metadata)
electrodes (suffixes)
EMGChannelCount (metadata)
EOGChannelCount (metadata)
epi (suffixes)
EpochLength (metadata)
EstimationAlgorithm (metadata)
EstimationReference (metadata)
EthicsApprovals (metadata)
events (suffixes)
F
FiducialsCoordinates (metadata)
FiducialsCoordinateSystem (metadata)
FiducialsCoordinateSystemDescription (metadata)
FiducialsCoordinateUnits (metadata)
FiducialsDescription (metadata)
fieldmap (suffixes)
file_relative (formats)
filename (columns)
FLAIR (suffixes)
FLASH (suffixes)
flip (entities)
FlipAngle (metadata)
FLUO (suffixes)
fmap (datatypes)
FrameDuration (metadata)
FrameTimesStart (metadata)
func (datatypes)
Funding (metadata)
G
GeneratedBy (metadata)
genetic_info (top_level_files)
GeneticLevel (metadata)
Genetics (metadata)
Genetics.Database (metadata)
Genetics.Dataset (metadata)
Genetics.Descriptors (metadata)
GradientSetType (metadata)
group (columns)
H
Haematocrit (metadata)
handedness (columns)
HardcopyDeviceSoftwareVersion (metadata)
HardwareFilters (metadata)
HeadCircumference (metadata)
HeadCoilCoordinates (metadata)
HeadCoilCoordinateSystem (metadata)
HeadCoilCoordinateSystemDescription (metadata)
HeadCoilCoordinateUnits (metadata)
HeadCoilFrequency (metadata)
headshape (suffixes)
HED (columns)
(metadata)
HEDVersion (metadata)
hemisphere (columns)
(entities)
high_cutoff (columns)
HowToAcknowledge (metadata)
hplc_recovery_fractions (columns)
I
ieeg (datatypes)
(modalities)
(suffixes)
iEEGCoordinateProcessingDescription (metadata)
iEEGCoordinateProcessingReference (metadata)
iEEGCoordinateSystem (metadata)
iEEGCoordinateSystemDescription (metadata)
iEEGCoordinateUnits (metadata)
iEEGElectrodeGroups (metadata)
iEEGGround (metadata)
iEEGPlacementScheme (metadata)
iEEGReference (metadata)
ImageAcquisitionProtocol (metadata)
ImageDecayCorrected (metadata)
ImageDecayCorrectionTime (metadata)
Immersion (metadata)
impedance (columns)
index (columns)
(formats)
InfusionRadioactivity (metadata)
InfusionSpeed (metadata)
InfusionSpeedUnits (metadata)
InfusionStart (metadata)
InjectedMass (metadata)
InjectedMassPerWeight (metadata)
InjectedMassPerWeightUnits (metadata)
InjectedMassUnits (metadata)
InjectedRadioactivity (metadata)
InjectedRadioactivityUnits (metadata)
InjectedVolume (metadata)
InjectionEnd (metadata)
InjectionStart (metadata)
inplaneT1 (suffixes)
inplaneT2 (suffixes)
InstitutionAddress (metadata)
InstitutionalDepartmentName (metadata)
InstitutionName (metadata)
Instructions (metadata)
integer (formats)
IntendedFor (metadata)
inversion (entities)
InversionTime (metadata)
IRT1 (suffixes)
L
label (entities)
(formats)
LabelingDistance (metadata)
LabelingDuration (metadata)
LabelingEfficiency (metadata)
LabelingLocationDescription (metadata)
LabelingOrientation (metadata)
LabelingPulseAverageB1 (metadata)
LabelingPulseAverageGradient (metadata)
LabelingPulseDuration (metadata)
LabelingPulseFlipAngle (metadata)
LabelingPulseInterval (metadata)
LabelingPulseMaximumGradient (metadata)
LabelingSlabThickness (metadata)
Levels (metadata)
License (metadata)
LICENSE (top_level_files)
LongName (metadata)
LookLocker (metadata)
low_cutoff (columns)
M
M0Estimate (metadata)
M0map (suffixes)
m0scan (suffixes)
M0Type (metadata)
MagneticFieldStrength (metadata)
Magnification (metadata)
magnitude (suffixes)
magnitude1 (suffixes)
magnitude2 (suffixes)
Manual (metadata)
manufacturer (columns)
Manufacturer (metadata)
ManufacturersModelName (metadata)
mapping (columns)
markers (suffixes)
material (columns)
MatrixCoilMode (metadata)
MaxMovement (metadata)
MeasurementToolMetadata (metadata)
meg (datatypes)
(modalities)
(suffixes)
MEGChannelCount (metadata)
MEGCoordinateSystem (metadata)
MEGCoordinateSystemDescription (metadata)
MEGCoordinateUnits (metadata)
MEGRE (suffixes)
MEGREFChannelCount (metadata)
MESE (suffixes)
metabolite_parent_fraction (columns)
metabolite_polar_fraction (columns)
MetaboliteAvail (metadata)
MetaboliteMethod (metadata)
MetaboliteRecoveryCorrectionApplied (metadata)
micr (datatypes)
(modalities)
MiscChannelCount (metadata)
MixingTime (metadata)
modality (entities)
ModeOfAdministration (metadata)
MolarActivity (metadata)
MolarActivityMeasTime (metadata)
MolarActivityUnits (metadata)
MP2RAGE (suffixes)
MPE (suffixes)
MPM (suffixes)
MRAcquisitionType (metadata)
mri (modalities)
MRTransmitCoilSequence (metadata)
MTNumberOfPulses (metadata)
MTOffsetFrequency (metadata)
MTPulseBandwidth (metadata)
MTPulseDuration (metadata)
MTPulseShape (metadata)
MTR (suffixes)
mtransfer (entities)
MTRmap (suffixes)
MTS (suffixes)
MTsat (suffixes)
MTState (metadata)
MTVmap (suffixes)
MultibandAccelerationFactor (metadata)
MultipartID (metadata)
MWFmap (suffixes)
N
Name (metadata)
name sense 1 (columns)
name sense 2 (columns)
name sense 3 (columns)
NegativeContrast (metadata)
NLO (suffixes)
None (extensions)
NonlinearGradientCorrection (metadata)
notch (columns)
number (formats)
NumberOfVolumesDiscardedByScanner (metadata)
NumberOfVolumesDiscardedByUser (metadata)
NumberShots (metadata)
NumericalAperture (metadata)
O
OCT (suffixes)
onset (columns)
OperatingSystem (metadata)
OtherAcquisitionParameters (metadata)
P
ParallelAcquisitionTechnique (metadata)
ParallelReductionFactorInPlane (metadata)
part (entities)
PartialFourier (metadata)
PartialFourierDirection (metadata)
participant_id (columns)
participant_relative (formats)
participants (top_level_files)
PASLType (metadata)
pathology (columns)
PC (suffixes)
PCASLType (metadata)
PD (suffixes)
PDmap (suffixes)
PDT2 (suffixes)
PDT2map (suffixes)
PDw (suffixes)
perf (datatypes)
pet (datatypes)
(modalities)
(suffixes)
PharmaceuticalDoseAmount (metadata)
PharmaceuticalDoseRegimen (metadata)
PharmaceuticalDoseTime (metadata)
PharmaceuticalDoseUnits (metadata)
PharmaceuticalName (metadata)
phase (suffixes)
phase1 (suffixes)
phase2 (suffixes)
phasediff (suffixes)
PhaseEncodingDirection (metadata)
photo (suffixes)
physio (suffixes)
PixelSize (metadata)
PixelSizeUnits (metadata)
plasma_radioactivity (columns)
PlasmaAvail (metadata)
PlasmaFreeFraction (metadata)
PlasmaFreeFractionMethod (metadata)
PLI (suffixes)
PostLabelingDelay (metadata)
PowerLineFrequency (metadata)
processing (entities)
PromptRate (metadata)
PulseSequenceDetails (metadata)
PulseSequenceType (metadata)
Purity (metadata)
R
R1map (suffixes)
R2map (suffixes)
R2starmap (suffixes)
RandomRate (metadata)
RawSources (metadata)
RB1COR (suffixes)
RB1map (suffixes)
README (top_level_files)
ReceiveCoilActiveElements (metadata)
ReceiveCoilName (metadata)
ReconFilterSize (metadata)
ReconFilterType (metadata)
ReconMethodImplementationVersion (metadata)
ReconMethodName (metadata)
ReconMethodParameterLabels (metadata)
ReconMethodParameterUnits (metadata)
ReconMethodParameterValues (metadata)
reconstruction (entities)
recording (entities)
RecordingDuration (metadata)
RecordingType (metadata)
reference sense 1 (columns)
reference sense 2 (columns)
ReferencesAndLinks (metadata)
RepetitionTime (metadata)
RepetitionTimeExcitation (metadata)
RepetitionTimePreparation (metadata)
resolution (entities)
Resolution (metadata)
respiratory (columns)
response_time (columns)
rrid (formats)
run (entities)
S
S0map (suffixes)
sample (columns)
(entities)
sample_id (columns)
sample_type (columns)
SampleEmbedding (metadata)
SampleEnvironment (metadata)
SampleExtractionInstitution (metadata)
SampleExtractionProtocol (metadata)
SampleFixation (metadata)
SampleOrigin (metadata)
SamplePrimaryAntibody (metadata)
samples (top_level_files)
SampleSecondaryAntibody (metadata)
SampleStaining (metadata)
sampling_frequency (columns)
SamplingFrequency (metadata)
sbref (suffixes)
ScaleFactor (metadata)
ScanDate (metadata)
ScanningSequence (metadata)
ScanOptions (metadata)
scans (suffixes)
ScanStart (metadata)
ScatterFraction (metadata)
SEEGChannelCount (metadata)
SEM (suffixes)
SequenceName (metadata)
SequenceVariant (metadata)
session (entities)
session_id (columns)
sessions (suffixes)
sex (columns)
SinglesRate (metadata)
size (columns)
SkullStripped (metadata)
SliceEncodingDirection (metadata)
SliceThickness (metadata)
SliceTiming (metadata)
software_filters (columns)
SoftwareFilters (metadata)
SoftwareName (metadata)
SoftwareRRID (metadata)
SoftwareVersion (metadata)
SoftwareVersions (metadata)
sourcedata (associated_data)
SourceDatasets (metadata)
Sources (metadata)
space (entities)
SpatialReference (metadata)
species (columns)
SpecificRadioactivity (metadata)
SpecificRadioactivityMeasTime (metadata)
SpecificRadioactivityUnits (metadata)
SPIM (suffixes)
split (entities)
SpoilingGradientDuration (metadata)
SpoilingGradientMoment (metadata)
SpoilingRFPhaseIncrement (metadata)
SpoilingState (metadata)
SpoilingType (metadata)
SR (suffixes)
stain (entities)
StartTime (metadata)
StationName (metadata)
status (columns)
status_description (columns)
stim (suffixes)
stim_file (columns)
stimuli (associated_data)
stimuli_relative (formats)
StimulusPresentation (metadata)
strain (columns)
strain_rrid (columns)
string (formats)
subject (entities)
SubjectArtefactDescription (metadata)
T
T1map (suffixes)
T1rho (suffixes)
T1w (suffixes)
T2map (suffixes)
T2star (suffixes)
T2starmap (suffixes)
T2starw (suffixes)
T2w (suffixes)
task (entities)
TaskDescription (metadata)
TaskName (metadata)
TB1AFI (suffixes)
TB1DAM (suffixes)
TB1EPI (suffixes)
TB1map (suffixes)
TB1RFM (suffixes)
TB1SRGE (suffixes)
TB1TFL (suffixes)
TEM (suffixes)
TermURL (metadata)
time (columns)
(formats)
TimeZero (metadata)
TissueDeformationScaling (metadata)
TissueOrigin (metadata)
TotalAcquiredPairs (metadata)
TotalReadoutTime (metadata)
tracer (entities)
TracerMolecularWeight (metadata)
TracerMolecularWeightUnits (metadata)
TracerName (metadata)
TracerRadionuclide (metadata)
TracerRadLex (metadata)
TracerSNOMED (metadata)
trial_type (columns)
trigger (columns)
TriggerChannelCount (metadata)
TubingLength (metadata)
TubingType (metadata)
Type (metadata)
type sense 1 (columns)
type sense 2 (columns)
U
uCT (suffixes)
unit (formats)
UNIT1 (suffixes)
units (columns)
Units (metadata)
uri (formats)
V
value (columns)
VascularCrushing (metadata)
VascularCrushingVENC (metadata)
VFA (suffixes)
volume_type (columns)
VolumeTiming (metadata)
W
whole_blood_radioactivity (columns)
WholeBloodAvail (metadata)
WithdrawalRate (metadata)
X
x (columns)
Y
y (columns)
Z
z (columns)