{"dataset":{"id":"44799","dataset_id":"on006673","name":"ball_squeeze_Carlton_2025","description":"This dataset comprises high-density functional near-infrared spectroscopy (fNIRS) measurements acquired during a ball-squeeze motor task. The study focuses on optimizing surface-based image reconstruction techniques for high-density fNIRS neuroimaging, with data collected from multiple subjects performing controlled motor activities. 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The dataset supports methodological research in fNIRS signal processing and brain imaging reconstruction algorithms.\",\n  \"methods_description\": \"High-density functional near-infrared spectroscopy (fNIRS) data were collected during a ball-squeeze motor task. Data acquisition and processing followed BIDS standards (version 1.8.0) for neuroimaging datasets.\",\n  \"license\": \"CC0\",\n  \"dataset_type\": \"raw\",\n  \"authors\": {\n    \"Laura B. Carlton\": {},\n    \"Miray Altinkaynak\": {},\n    \"Shannon Kelley\": {},\n    \"Bernhard Zimmerman\": {},\n    \"Sreekanth Kura\": {},\n    \"Eike Middell\": {},\n    \"Alexander von Luhmann\": {},\n    \"Meryem A. Yucel\": {},\n    \"David A. 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Boas","license":"CC0","readme":"[![DOI](https://img.shields.io/badge/DOI-10.82901%2Fnemar.on006673-blue)](https://doi.org/10.82901/nemar.on006673)\n\n<!-- nemar:provenance -->\n## Provenance\n\nThis dataset is mirrored on NEMAR from OpenNeuro.\n\n- Source: [ds006673](https://openneuro.org/datasets/ds006673)\n- DOI: [10.18112/openneuro.ds006673.v1.0.4](https://doi.org/10.18112/openneuro.ds006673.v1.0.4)\n","bids_version":"1.8.0","sessions_count":null,"publish_date":null,"embedding_dirty":0,"license_tier":"public","zarr_status":"ready","zarr_converted_at":"2026-09-06 02:52:26","zarr_store_count":0,"zarr_index_etag":"3778ea1a9743f6b475dc773e61488d5b","zarr_source_commit":"89746669b2a669a3eb64ea0c2a45cc87884ea5d7","archive_status":"ready","archive_size":13045315445,"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":0,"n_channels":null,"electrode_system":null,"has_hed":0,"hed_version":null,"is_exemplar":0,"bytes_present":22173367185,"data_complete":1,"withdrawn_at":null,"withdrawn_reason":null,"archive_complete":null,"archive_absent_files":null,"archive_declared_files":null,"zarr_pool_breaks":0,"total_recording_duration":null,"recording_duration_min":null,"recording_duration_max":null,"recording_count":0,"recordings_unavailable":0,"recordings_measured":0,"channel_count_min":null,"channel_count_max":null,"sampling_frequency":null,"power_line_frequency":null,"eeg_reference":null,"placement_scheme":null,"sweep_stamps":"{\"enrichment_updated_at\":\"2026-06-18 22:48:34\",\"metadata_updated_at\":\"2026-06-18 22:48:39\",\"archive_checked_at\":\"2026-06-18 23:00:56\",\"zarr_checked_at\":null,\"records_checked_at\":\"2026-06-18 22:51:46\",\"citations_updated_at\":null,\"channel_montage_checked_at\":null,\"hed_checked_at\":\"2026-06-30 05:36:41\",\"data_checked_at\":\"2026-07-25 03:00:16\",\"availability_report_at\":\"2026-07-23 01:29:54\",\"signal_defaults_at\":\"2026-09-02 12:47:47\",\"recording_stats_at\":\"2026-09-06 03:01:08\"}","participants":17,"num_citations":0,"latest_version":"v1.0.0","zarr_verify_status":null,"zarr_verified_at":null,"owner_username":"nemarAdmin","owner_github":"nemarAdmin","file_size_formatted":"20.66 GB","zarr_data_failures":null,"zarr_index_url":"https://zarr.nemar.org/on006673/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}}