{"dataset":{"id":"303","dataset_id":"nm000270","name":"Liu et al. 2025 — Lower limb motor imagery EEG dataset based on the multi-paradigm and longitudinal-training of stroke patients (Tianjin University)","description":"This dataset comprises scalp EEG recordings from 27 stroke patients performing a lower-limb motor imagery task as part of a multi-paradigm, longitudinal rehabilitation training protocol. Data were collected at Tianjin University to support research on motor-imagery brain-computer interfaces for gait and lower-limb rehabilitation after stroke. The dataset is organized in BIDS format with a single EEG task (task-imagery) across repeated sessions.","owner_user_id":19,"status":"active","github_repo":"nemarDatasets/nm000270","concept_doi":"10.82901/nemar.nm000270","latest_version_doi":"10.82901/nemar.nm000270.v1.0.5","created_at":"2026-03-26 22:03:13","updated_at":"2026-08-20 19:22:17","zenodo_concept_id":"20734756","is_sandbox":0,"visibility":"public","ezid_status":"public","enrichment_json":"{\n  \"version\": \"2.0\",\n  \"pipeline_stage\": \"enriched\",\n  \"title\": \"Liu et al. 2025 — Lower limb motor imagery EEG dataset based on the multi-paradigm and longitudinal-training of stroke patients (Tianjin University)\",\n  \"description\": \"This dataset comprises scalp EEG recordings from 27 stroke patients performing a lower-limb motor imagery task as part of a multi-paradigm, longitudinal rehabilitation training protocol. Data were collected at Tianjin University to support research on motor-imagery brain-computer interfaces for gait and lower-limb rehabilitation after stroke. The dataset is organized in BIDS format with a single EEG task (task-imagery) across repeated sessions.\",\n  \"methods_description\": \"EEG data were acquired during a lower-limb motor-imagery paradigm using a multi-paradigm protocol with longitudinal (repeated-session) training in stroke rehabilitation patients.\",\n  \"license\": \"CC-BY-NC-ND-4.0\",\n  \"dataset_type\": \"raw\",\n  \"authors\": {\n    \"Yuan Liu\": {\n      \"orcid\": \"0000-0002-9703-7357\"\n    },\n    \"Zhuolan Gui\": {\n      \"orcid\": \"0009-0006-7972-7246\"\n    },\n    \"De Yan\": {},\n    \"Zhuang Wang\": {},\n    \"Ruisi Gao\": {},\n    \"Ningxin Han\": {},\n    \"Junying Chen\": {},\n    \"Jialing Wu\": {},\n    \"Dong Ming\": {}\n  },\n  \"keywords\": [\n    {\n      \"term\": \"EEG\"\n    },\n    {\n      \"term\": \"Stroke\",\n      \"subject_scheme\": \"MeSH\",\n      \"value_uri\": \"http://id.nlm.nih.gov/mesh/D020521\"\n    },\n    {\n      \"term\": \"motor imagery\"\n    },\n    {\n      \"term\": \"brain-computer interface\"\n    },\n    {\n      \"term\": \"Rehabilitation\",\n      \"subject_scheme\": \"MeSH\",\n      \"value_uri\": \"http://id.nlm.nih.gov/mesh/D012046\"\n    },\n    {\n      \"term\": \"Gait\",\n      \"subject_scheme\": \"MeSH\",\n      \"value_uri\": \"http://id.nlm.nih.gov/mesh/D005684\"\n    },\n    {\n      \"term\": \"longitudinal training\"\n    },\n    {\n      \"term\": \"lower limb\"\n    },\n    {\n      \"term\": \"multi-paradigm\"\n    },\n    {\n      \"term\": \"BCI\"\n    }\n  ],\n  \"related_identifiers\": [\n    {\n      \"identifier\": \"10.1038/s41597-025-04618-4\",\n      \"identifier_type\": \"DOI\",\n      \"relation_type\": \"IsDerivedFrom\"\n    },\n    {\n      \"identifier\": \"https://github.com/nemarDatasets/nm000270\",\n      \"identifier_type\": \"URL\",\n      \"relation_type\": \"IsDescribedBy\"\n    },\n    {\n      \"identifier\": \"10.82901/nemar.nm000270\",\n      \"identifier_type\": \"DOI\",\n      \"relation_type\": \"IsVersionOf\"\n    },\n    {\n      \"identifier\": \"https://nemar.org/dataset/nm000270\",\n      \"identifier_type\": \"URL\",\n      \"relation_type\": \"IsDescribedBy\"\n    }\n  ],\n  \"resource_type_general\": \"Dataset\",\n  \"resource_type_specific\": \"EEG Dataset\",\n  \"modalities\": [\n    \"eeg\"\n  ],\n  \"sizes\": [\n    \"60.4 GB (970 files)\"\n  ],\n  \"formats\": [\n    \".bdf\",\n    \".eeg\",\n    \".json\",\n    \".md\",\n    \".tsv\",\n    \".vhdr\",\n    \".vmrk\",\n    \".yaml\",\n    \".yml\",\n    \".zip\"\n  ],\n  \"source_hash\": \"943990be38aee42d6a83f7ed2fd3bbae11e95cffa5cccc9e924447e9cf90993a\"\n}","last_activity_at":"2026-08-16 13:43:13","source":null,"source_id":null,"subject_count":27,"modalities":"eeg","age_min":null,"age_max":null,"file_size":60831759390,"total_files":4082,"tasks":"MotorImagery,imagery","metadata_columns_error":null,"staleness_warn_stage":null,"staleness_admin_notified_at":null,"authors":"Yuan Liu, Zhuolan Gui, De Yan, Zhuang Wang, Ruisi Gao, Ningxin Han, Junying Chen, Jialing Wu, Dong Ming","license":"CC-BY-NC-ND-4.0","readme":"[![DOI](https://img.shields.io/badge/DOI-10.82901%2Fnemar.nm000270-blue)](https://doi.org/10.82901/nemar.nm000270)\n\n# Lower limb motor imagery EEG dataset of stroke patients (multi-paradigm, longitudinal training)\n\n## Summary\n\nThis dataset contains scalp electroencephalography (EEG) recordings acquired during a\n**lower-limb motor-imagery** paradigm in **stroke patients** undergoing rehabilitation.\nIt was collected with a multi-paradigm protocol and a longitudinal (repeated-session)\ntraining design, supporting research on motor-imagery brain–computer interfaces (BCI)\nfor lower-limb and gait rehabilitation after stroke.\n\nThe BIDS conversion in this NEMAR record contains EEG data for **27 participants**\n(`sub-*` folders), organised under the `eeg/` modality with a single motor-imagery\ntask (`task-imagery`).\n\n## Modality and paradigm\n\n- **Modality:** EEG (scalp electroencephalography)\n- **Task / paradigm:** Lower-limb motor imagery (`task-imagery`), multi-paradigm,\n  longitudinal training\n- **Population:** Stroke patients (rehabilitation cohort)\n\n## Participants\n\nThis BIDS dataset includes **27 subjects** (`sub-01` … ). Refer to `participants.tsv`\nand the original data descriptor for demographic and clinical details.\n\n## Original dataset / data paper\n\nPlease cite the original Scientific Data descriptor when using this dataset:\n\n> Liu, Y., Gui, Z., Yan, D., Wang, Z., Gao, R., Han, N., Chen, J., Wu, J., & Ming, D.\n> (2025). *Lower limb motor imagery EEG dataset based on the multi-paradigm and\n> longitudinal-training of stroke patients.* **Scientific Data, 12, 314.**\n> https://doi.org/10.1038/s41597-025-04618-4\n\n- **DOI:** [10.1038/s41597-025-04618-4](https://doi.org/10.1038/s41597-025-04618-4)\n- **Source / project:** Tianjin University\n- **Related record:** https://zenodo.org/records/18987384\n\n## Attribution\n\nAll data were collected by the original authors (Yuan Liu and colleagues, Tianjin\nUniversity). Please credit the original creators and cite the data paper above. This\nNEMAR record redistributes the dataset in BIDS format; EEG-BIDS and related BIDS tools\nwere used only for standardisation, not as the source of the data.\n\n## License\n\nCC-BY-NC-ND-4.0 (see `dataset_description.json`).\n","bids_version":"1.9.0","sessions_count":6,"publish_date":"2026-03-26 22:03:13","embedding_dirty":0,"license_tier":"noderiv","zarr_status":"ready","zarr_converted_at":"2026-09-06 02:18:38","zarr_store_count":110,"zarr_index_etag":"a9382cc49e790cee1685b57e7867c880","zarr_source_commit":"6079c05d41c3bb49387ea7691ef0dea8ec85ca86","archive_status":"ready","archive_size":52026740054,"archive_retry_count":0,"records_status":"ready","archive_skip_reason":null,"zarr_errors":0,"zarr_failure_count":0,"zarr_deterministic":0,"zarr_failed_at":null,"num_dataset_citations":0,"num_datapaper_citations":23,"n_channels":64,"electrode_system":"10-10","has_hed":1,"hed_version":"8.4.0","is_exemplar":0,"bytes_present":60388743342,"data_complete":1,"withdrawn_at":null,"withdrawn_reason":null,"archive_complete":1,"archive_absent_files":0,"archive_declared_files":4082,"zarr_pool_breaks":0,"total_recording_duration":32392,"recording_duration_min":258,"recording_duration_max":412,"recording_count":110,"recordings_unavailable":0,"recordings_measured":110,"channel_count_min":64,"channel_count_max":64,"sampling_frequency":1000,"power_line_frequency":50,"eeg_reference":null,"placement_scheme":"10-20 system","sweep_stamps":"{\"enrichment_updated_at\":\"2026-08-20 19:21:28\",\"metadata_updated_at\":\"2026-08-20 19:22:15\",\"archive_checked_at\":\"2026-08-20 19:49:28\",\"zarr_checked_at\":null,\"records_checked_at\":\"2026-08-20 19:22:57\",\"citations_updated_at\":\"2026-09-07 03:00:48\",\"channel_montage_checked_at\":\"2026-06-28 23:02:40\",\"hed_checked_at\":\"2026-06-30 07:33:08\",\"data_checked_at\":null,\"availability_report_at\":\"2026-08-22 03:01:27\",\"signal_defaults_at\":\"2026-09-02 11:50:36\",\"recording_stats_at\":\"2026-09-06 03:00:46\"}","participants":27,"num_citations":23,"latest_version":"v1.0.5","zarr_verify_status":null,"zarr_verified_at":null,"owner_username":"bruaristimunha","owner_github":"bruAristimunha","file_size_formatted":"56.65 GB","zarr_data_failures":null,"zarr_index_url":"https://zarr.nemar.org/nm000270/zarr/index.json","attestation_deposit_type":null,"attestation_key_status":null,"attestation_deidentified":null,"attestation_no_duplicate":null,"attestation_upstream_source":null,"attestation_accepted_at":null}}