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[FIX] Accidentally swapped Neuromag/Elekta/MEGIN cross-talk & fine-calibration filename extensions #621

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Sep 27, 2020
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[FIX] Accidentally swapped Neuromag/Elekta/MEGIN cross-talk & fine-calibration filename extensions #621

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3c2e9c8
Fix swapped cross-talk / fine-calib extensions
hoechenberger Sep 26, 2020
f38a8d3
Add changelog entry
hoechenberger Sep 26, 2020
3993b1a
Typo
hoechenberger Sep 26, 2020
a1d8f7c
Remove changelog entrh
hoechenberger Sep 27, 2020
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1 change: 1 addition & 0 deletions src/99-appendices/01-contributors.md
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Original file line number Diff line number Diff line change
Expand Up @@ -86,6 +86,7 @@ If you contributed to the BIDS ecosystem and your name is not listed, please add
- Peer Herholz 💬📖👀🔧✅📢
- Dora Hermes 📖💻✅🔍🤔
- Katja Heuer 🔧
- Richard Höchenberger 📖
- Chris Holdgraf 📖🤔
- Christopher J. Honey 📖
- Jean-Christophe Houde 📖
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24 changes: 13 additions & 11 deletions src/99-appendices/06-meg-file-formats.md
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Expand Up @@ -74,10 +74,12 @@ Both files are thus specific to the site of recording and may change in the
process of regular system maintenance.

In BIDS, the cross-talk and fine-calibration files are shared unmodified,
but with BIDS file naming convention and by using the `acq` entity.
including their original extensions (`.fif` for cross-talk and `.dat` for
fine-calibration), but with BIDS file naming convention and by using the `acq`
entity.

- cross-talk file template: `sub-<label>[_ses-<label>]_acq-crosstalk_meg.dat`
- fine-calibration file template: `sub-<label>[_ses-<label>]_acq-calibration_meg.fif`
- cross-talk file template: `sub-<label>[_ses-<label>]_acq-crosstalk_meg.fif`
- fine-calibration file template: `sub-<label>[_ses-<label>]_acq-calibration_meg.dat`

Note that cross-talk files MUST be denoted using `acq-crosstalk` and
fine-calibration files MUST be denoted using `acq-calibration`.
Expand All @@ -94,16 +96,16 @@ sub-01/
sub-01_task-rest_meg.fif
sub-01_task-rest_meg.json
sub-01_task-rest_channels.tsv
sub-01_acq-crosstalk_meg.dat
sub-01_acq-calibration_meg.fif
sub-01_acq-crosstalk_meg.fif
sub-01_acq-calibration_meg.dat
sub-02/
meg/
sub-02_coordsystem.json
sub-02_task-rest_meg.fif
sub-02_task-rest_meg.json
sub-02_task-rest_channels.tsv
sub-02_acq-crosstalk_meg.dat
sub-02_acq-calibration_meg.fif
sub-02_acq-crosstalk_meg.fif
sub-02_acq-calibration_meg.dat
```

#### Example with multiple sessions
Expand All @@ -117,17 +119,17 @@ sub-01/
sub-01_ses-01_task-rest_run-01_meg.fif
sub-01_ses-01_task-rest_run-01_meg.json
sub-01_ses-01_task-rest_run-01_channels.tsv
sub-01_ses-01_acq-crosstalk_meg.dat
sub-01_ses-01_acq-calibration_meg.fif
sub-01_ses-01_acq-crosstalk_meg.fif
sub-01_ses-01_acq-calibration_meg.dat
ses-02/
sub-01_ses-02_scans.tsv
meg/
sub-01_ses-02_coordsystem.json
sub-01_ses-02_task-rest_run-01_meg.fif
sub-01_ses-02_task-rest_run-01_meg.json
sub-01_ses-02_task-rest_run-01_channels.tsv
sub-01_ses-02_acq-crosstalk_meg.dat
sub-01_ses-02_acq-calibration_meg.fif
sub-01_ses-02_acq-crosstalk_meg.fif
sub-01_ses-02_acq-calibration_meg.dat
```

### Sharing FIFF data after signal-space separation (SSS)
Expand Down