diff --git a/src/04-modality-specific-files/02-magnetoencephalography.md b/src/04-modality-specific-files/02-magnetoencephalography.md index ec80fa40c4..fbe4865655 100644 --- a/src/04-modality-specific-files/02-magnetoencephalography.md +++ b/src/04-modality-specific-files/02-magnetoencephalography.md @@ -42,11 +42,18 @@ MAY be included alongside the MEG data; examples are provided below. This template is for MEG data of any kind, including but not limited to task-based, resting-state, and noise recordings. If multiple Tasks were performed within a single Run, the task description can be set to -`task-multitask`. The \_meg.json SHOULD contain details on the Tasks. Some -manufacturers data storage conventions use folders which contain data files of -various nature: e.g., CTF’s .ds format, or BTi/4D. Please refer to -[Appendix VI](../99-appendices/06-meg-file-formats.md) for examples from a -selection of MEG manufacturers. +`task-multitask`. The \_meg.json SHOULD contain details on the Tasks. + +Some manufacturers' data storage conventions use folders which contain data +files of various nature: for example, CTF's `.ds` format, or BTi/4D. +Yet other manufacturers split their files once they exceed a certain size +limit. For example Neuromag/Elekta/Megin, which can produce several files +for a single recording. Both `some_file.fif` and `some_file-1.fif` would +belong to a single recording. In BIDS, the `split` entity is RECOMMENDED to +deal with split files. +Please refer to [Appendix VI](../99-appendices/06-meg-file-formats.md) for +general information on how to deal with such manufacturer specifics and to see +more examples. The `proc` label is analogous to `rec` for MR and denotes a variant of a file that was a result of particular processing performed on the device. This is diff --git a/src/99-appendices/04-entity-table.md b/src/99-appendices/04-entity-table.md index 11e485f9dd..ade3287c11 100644 --- a/src/99-appendices/04-entity-table.md +++ b/src/99-appendices/04-entity-table.md @@ -10,23 +10,23 @@ file type are denoted. Entity formats indicate whether the value is alphanumeric A general introduction to entities is given in the section on [file name structure](../02-common-principles.md#file-name-structure) -| Entity | Subject | Session | Task | Acquisition | Contrast Enhancing Agent | Reconstruction | Phase-Encoding Direction | Run | Corresponding modality | Echo | Recording | Processed (on device) | Space | -| :--------------------------------------------------------------------------------------------- | :------------ | :------------ | :------------- | :------------ | :----------------------- | :------------- | :----------------------- | :------------ | :--------------------- | :------------- | :------------------ | :-------------------- | :---------------| -| Format | `sub-