[ { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-jh101/ses-presurgery/ieeg/sub-jh101_ses-presurgery_task-ictal_acq-ecog_run-01_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "jh101", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "01" }, "signal_summary": { "nchans": 135, "ntimes": 142199, "recording_duration": 142.199, "channel_type_counts": { "ECOG": 126, "MISC": 9 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-jh101/ses-presurgery/ieeg/sub-jh101_ses-presurgery_task-ictal_acq-ecog_run-02_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "jh101", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "02" }, "signal_summary": { "nchans": 135, "ntimes": 338174, "recording_duration": 338.174, "channel_type_counts": { "ECOG": 126, "MISC": 9 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-jh101/ses-presurgery/ieeg/sub-jh101_ses-presurgery_task-ictal_acq-ecog_run-03_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "jh101", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "03" }, "signal_summary": { "nchans": 135, "ntimes": 142199, "recording_duration": 142.199, "channel_type_counts": { "ECOG": 126, "MISC": 9 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-jh101/ses-presurgery/ieeg/sub-jh101_ses-presurgery_task-ictal_acq-ecog_run-04_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "jh101", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "04" }, "signal_summary": { "nchans": 135, "ntimes": 152999, "recording_duration": 152.999, "channel_type_counts": { "ECOG": 126, "MISC": 9 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-jh102/ses-presurgery/ieeg/sub-jh102_ses-presurgery_task-ictal_acq-ecog_run-01_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "jh102", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "01" }, "signal_summary": { "nchans": 123, "ntimes": 386060, "recording_duration": 386.06, "channel_type_counts": { "ECOG": 115, "MISC": 8 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-jh102/ses-presurgery/ieeg/sub-jh102_ses-presurgery_task-ictal_acq-ecog_run-02_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "jh102", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "02" }, "signal_summary": { "nchans": 123, "ntimes": 292200, "recording_duration": 292.2, "channel_type_counts": { "ECOG": 115, "MISC": 8 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-jh102/ses-presurgery/ieeg/sub-jh102_ses-presurgery_task-ictal_acq-ecog_run-03_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "jh102", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "03" }, "signal_summary": { "nchans": 123, "ntimes": 240083, "recording_duration": 240.083, "channel_type_counts": { "ECOG": 115, "MISC": 8 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-jh102/ses-presurgery/ieeg/sub-jh102_ses-presurgery_task-ictal_acq-ecog_run-04_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "jh102", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "04" }, "signal_summary": { "nchans": 123, "ntimes": 326039, "recording_duration": 326.039, "channel_type_counts": { "ECOG": 115, "MISC": 8 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-jh102/ses-presurgery/ieeg/sub-jh102_ses-presurgery_task-ictal_acq-ecog_run-05_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "jh102", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "05" }, "signal_summary": { "nchans": 123, "ntimes": 326039, "recording_duration": 326.039, "channel_type_counts": { "ECOG": 115, "MISC": 8 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-jh102/ses-presurgery/ieeg/sub-jh102_ses-presurgery_task-ictal_acq-ecog_run-06_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "jh102", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "06" }, "signal_summary": { "nchans": 123, "ntimes": 249222, "recording_duration": 249.222, "channel_type_counts": { "ECOG": 115, "MISC": 8 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-jh103/ses-presurgery/ieeg/sub-jh103_ses-presurgery_task-ictal_acq-ecog_run-01_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "jh103", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "01" }, "signal_summary": { "nchans": 110, "ntimes": 206171, "recording_duration": 206.17100000000002, "channel_type_counts": { "ECOG": 100, "MISC": 10 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 999.9999999999999 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-jh103/ses-presurgery/ieeg/sub-jh103_ses-presurgery_task-ictal_acq-ecog_run-02_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "jh103", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "02" }, "signal_summary": { "nchans": 110, "ntimes": 232115, "recording_duration": 232.11500000000004, "channel_type_counts": { "ECOG": 100, "MISC": 10 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 999.9999999999999 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-jh103/ses-presurgery/ieeg/sub-jh103_ses-presurgery_task-ictal_acq-ecog_run-03_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "jh103", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "03" }, "signal_summary": { "nchans": 110, "ntimes": 206171, "recording_duration": 206.17100000000002, "channel_type_counts": { "ECOG": 100, "MISC": 10 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 999.9999999999999 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-jh104/ses-presurgery/ieeg/sub-jh104_ses-presurgery_task-ictal_acq-ecog_run-01_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "jh104", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "01" }, "signal_summary": { "nchans": 88, "ntimes": 232184, "recording_duration": 232.18399999999997, "channel_type_counts": { "ECOG": 79, "MISC": 9 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0000000000001 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-jh104/ses-presurgery/ieeg/sub-jh104_ses-presurgery_task-ictal_acq-ecog_run-02_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "jh104", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "02" }, "signal_summary": { "nchans": 88, "ntimes": 232184, "recording_duration": 232.18399999999997, "channel_type_counts": { "ECOG": 79, "MISC": 9 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0000000000001 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-jh104/ses-presurgery/ieeg/sub-jh104_ses-presurgery_task-ictal_acq-ecog_run-03_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "jh104", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "03" }, "signal_summary": { "nchans": 88, "ntimes": 215279, "recording_duration": 215.27899999999997, "channel_type_counts": { "ECOG": 79, "MISC": 9 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0000000000001 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-jh104/ses-presurgery/ieeg/sub-jh104_ses-presurgery_task-ictal_acq-ecog_run-04_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "jh104", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "04" }, "signal_summary": { "nchans": 88, "ntimes": 215279, "recording_duration": 215.27899999999997, "channel_type_counts": { "ECOG": 79, "MISC": 9 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0000000000001 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-jh104/ses-presurgery/ieeg/sub-jh104_ses-presurgery_task-ictal_acq-ecog_run-05_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "jh104", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "05" }, "signal_summary": { "nchans": 88, "ntimes": 241154, "recording_duration": 241.15399999999997, "channel_type_counts": { "ECOG": 79, "MISC": 9 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0000000000001 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-jh104/ses-presurgery/ieeg/sub-jh104_ses-presurgery_task-ictal_acq-ecog_run-06_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "jh104", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "06" }, "signal_summary": { "nchans": 88, "ntimes": 241154, "recording_duration": 241.15399999999997, "channel_type_counts": { "ECOG": 79, "MISC": 9 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0000000000001 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-jh105/ses-presurgery/ieeg/sub-jh105_ses-presurgery_task-ictal_acq-ecog_run-01_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "jh105", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "01" }, "signal_summary": { "nchans": 101, "ntimes": 181201, "recording_duration": 181.201, "channel_type_counts": { "ECOG": 92, "MISC": 9 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-jh105/ses-presurgery/ieeg/sub-jh105_ses-presurgery_task-ictal_acq-ecog_run-02_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "jh105", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "02" }, "signal_summary": { "nchans": 101, "ntimes": 181201, "recording_duration": 181.201, "channel_type_counts": { "ECOG": 92, "MISC": 9 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-jh105/ses-presurgery/ieeg/sub-jh105_ses-presurgery_task-ictal_acq-ecog_run-03_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "jh105", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "03" }, "signal_summary": { "nchans": 101, "ntimes": 181201, "recording_duration": 181.201, "channel_type_counts": { "ECOG": 92, "MISC": 9 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-jh105/ses-presurgery/ieeg/sub-jh105_ses-presurgery_task-ictal_acq-ecog_run-04_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "jh105", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "04" }, "signal_summary": { "nchans": 101, "ntimes": 172171, "recording_duration": 172.171, "channel_type_counts": { "ECOG": 92, "MISC": 9 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-jh105/ses-presurgery/ieeg/sub-jh105_ses-presurgery_task-ictal_acq-ecog_run-05_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "jh105", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "05" }, "signal_summary": { "nchans": 101, "ntimes": 187221, "recording_duration": 187.221, "channel_type_counts": { "ECOG": 92, "MISC": 9 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-jh106/ses-presurgery/ieeg/sub-jh106_ses-presurgery_task-ictal_acq-ecog_run-01_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "jh106", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "01" }, "signal_summary": { "nchans": 216, "ntimes": 162008, "recording_duration": 162.00799999999998, "channel_type_counts": { "ECOG": 207, "MISC": 9 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0000000000001 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-jh108/ses-presurgery/ieeg/sub-jh108_ses-presurgery_task-ictal_acq-ecog_run-01_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "jh108", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "01" }, "signal_summary": { "nchans": 147, "ntimes": 145106, "recording_duration": 145.106, "channel_type_counts": { "ECOG": 138, "MISC": 9 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-jh108/ses-presurgery/ieeg/sub-jh108_ses-presurgery_task-ictal_acq-ecog_run-02_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "jh108", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "02" }, "signal_summary": { "nchans": 147, "ntimes": 204101, "recording_duration": 204.101, "channel_type_counts": { "ECOG": 138, "MISC": 9 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-jh108/ses-presurgery/ieeg/sub-jh108_ses-presurgery_task-ictal_acq-ecog_run-03_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "jh108", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "03" }, "signal_summary": { "nchans": 147, "ntimes": 181124, "recording_duration": 181.124, "channel_type_counts": { "ECOG": 138, "MISC": 9 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-jh108/ses-presurgery/ieeg/sub-jh108_ses-presurgery_task-ictal_acq-ecog_run-04_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "jh108", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "04" }, "signal_summary": { "nchans": 147, "ntimes": 172016, "recording_duration": 172.016, "channel_type_counts": { "ECOG": 138, "MISC": 9 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-jh108/ses-presurgery/ieeg/sub-jh108_ses-presurgery_task-ictal_acq-ecog_run-05_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "jh108", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "05" }, "signal_summary": { "nchans": 147, "ntimes": 181124, "recording_duration": 181.124, "channel_type_counts": { "ECOG": 138, "MISC": 9 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-jh108/ses-presurgery/ieeg/sub-jh108_ses-presurgery_task-ictal_acq-ecog_run-06_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "jh108", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "06" }, "signal_summary": { "nchans": 147, "ntimes": 172016, "recording_duration": 172.016, "channel_type_counts": { "ECOG": 138, "MISC": 9 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-pt01/ses-presurgery/ieeg/sub-pt01_ses-presurgery_task-ictal_acq-ecog_run-01_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "pt01", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "01" }, "signal_summary": { "nchans": 98, "ntimes": 269079, "recording_duration": 269.079, "channel_type_counts": { "ECOG": 89, "MISC": 9 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-pt01/ses-presurgery/ieeg/sub-pt01_ses-presurgery_task-ictal_acq-ecog_run-02_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "pt01", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "02" }, "signal_summary": { "nchans": 98, "ntimes": 355259, "recording_duration": 355.259, "channel_type_counts": { "ECOG": 89, "MISC": 9 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-pt01/ses-presurgery/ieeg/sub-pt01_ses-presurgery_task-ictal_acq-ecog_run-03_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "pt01", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "03" }, "signal_summary": { "nchans": 98, "ntimes": 371069, "recording_duration": 371.069, "channel_type_counts": { "ECOG": 89, "MISC": 9 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-pt01/ses-presurgery/ieeg/sub-pt01_ses-presurgery_task-ictal_acq-ecog_run-04_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "pt01", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "04" }, "signal_summary": { "nchans": 98, "ntimes": 311239, "recording_duration": 311.239, "channel_type_counts": { "ECOG": 89, "MISC": 9 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-pt10/ses-presurgery/ieeg/sub-pt10_ses-presurgery_task-ictal_acq-ecog_run-01_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "pt10", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "01" }, "signal_summary": { "nchans": 89, "ntimes": 454893, "recording_duration": 454.89300000000003, "channel_type_counts": { "ECOG": 80, "MISC": 9 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 999.9999999999999 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-pt10/ses-presurgery/ieeg/sub-pt10_ses-presurgery_task-ictal_acq-ecog_run-02_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "pt10", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "02" }, "signal_summary": { "nchans": 89, "ntimes": 563331, "recording_duration": 563.331, "channel_type_counts": { "ECOG": 80, "MISC": 9 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 999.9999999999999 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-pt10/ses-presurgery/ieeg/sub-pt10_ses-presurgery_task-ictal_acq-ecog_run-03_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "pt10", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "03" }, "signal_summary": { "nchans": 89, "ntimes": 400333, "recording_duration": 400.333, "channel_type_counts": { "ECOG": 80, "MISC": 9 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 999.9999999999999 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-pt11/ses-presurgery/ieeg/sub-pt11_ses-presurgery_task-ictal_acq-ecog_run-01_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "pt11", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "01" }, "signal_summary": { "nchans": 132, "ntimes": 181009, "recording_duration": 181.009, "channel_type_counts": { "ECOG": 126, "MISC": 6 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-pt11/ses-presurgery/ieeg/sub-pt11_ses-presurgery_task-ictal_acq-ecog_run-02_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "pt11", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "02" }, "signal_summary": { "nchans": 132, "ntimes": 249089, "recording_duration": 249.089, "channel_type_counts": { "ECOG": 126, "MISC": 6 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-pt11/ses-presurgery/ieeg/sub-pt11_ses-presurgery_task-ictal_acq-ecog_run-03_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "pt11", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "03" }, "signal_summary": { "nchans": 132, "ntimes": 229079, "recording_duration": 229.079, "channel_type_counts": { "ECOG": 126, "MISC": 6 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-pt11/ses-presurgery/ieeg/sub-pt11_ses-presurgery_task-ictal_acq-ecog_run-04_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "pt11", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "04" }, "signal_summary": { "nchans": 132, "ntimes": 239199, "recording_duration": 239.199, "channel_type_counts": { "ECOG": 126, "MISC": 6 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-pt12/ses-presurgery/ieeg/sub-pt12_ses-presurgery_task-ictal_acq-ecog_run-01_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "pt12", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "01" }, "signal_summary": { "nchans": 65, "ntimes": 381299, "recording_duration": 381.299, "channel_type_counts": { "ECOG": 56, "MISC": 9 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-pt12/ses-presurgery/ieeg/sub-pt12_ses-presurgery_task-ictal_acq-ecog_run-02_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "pt12", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "02" }, "signal_summary": { "nchans": 65, "ntimes": 653324, "recording_duration": 653.324, "channel_type_counts": { "ECOG": 56, "MISC": 9 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-pt13/ses-presurgery/ieeg/sub-pt13_ses-presurgery_task-ictal_acq-ecog_run-01_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "pt13", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "01" }, "signal_summary": { "nchans": 132, "ntimes": 143059, "recording_duration": 143.059, "channel_type_counts": { "ECOG": 126, "MISC": 6 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-pt13/ses-presurgery/ieeg/sub-pt13_ses-presurgery_task-ictal_acq-ecog_run-02_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "pt13", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "02" }, "signal_summary": { "nchans": 132, "ntimes": 148119, "recording_duration": 148.119, "channel_type_counts": { "ECOG": 126, "MISC": 6 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-pt13/ses-presurgery/ieeg/sub-pt13_ses-presurgery_task-ictal_acq-ecog_run-03_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "pt13", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "03" }, "signal_summary": { "nchans": 132, "ntimes": 151109, "recording_duration": 151.109, "channel_type_counts": { "ECOG": 126, "MISC": 6 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-pt13/ses-presurgery/ieeg/sub-pt13_ses-presurgery_task-ictal_acq-ecog_run-04_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "pt13", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "04" }, "signal_summary": { "nchans": 132, "ntimes": 150189, "recording_duration": 150.189, "channel_type_counts": { "ECOG": 126, "MISC": 6 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-pt14/ses-presurgery/ieeg/sub-pt14_ses-presurgery_task-ictal_acq-ecog_run-01_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "pt14", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "01" }, "signal_summary": { "nchans": 81, "ntimes": 290223, "recording_duration": 290.223, "channel_type_counts": { "ECOG": 73, "MISC": 8 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-pt14/ses-presurgery/ieeg/sub-pt14_ses-presurgery_task-ictal_acq-ecog_run-02_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "pt14", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "02" }, "signal_summary": { "nchans": 81, "ntimes": 282369, "recording_duration": 282.369, "channel_type_counts": { "ECOG": 73, "MISC": 8 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-pt14/ses-presurgery/ieeg/sub-pt14_ses-presurgery_task-ictal_acq-ecog_run-03_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "pt14", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "03" }, "signal_summary": { "nchans": 81, "ntimes": 261051, "recording_duration": 261.051, "channel_type_counts": { "ECOG": 73, "MISC": 8 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-pt15/ses-presurgery/ieeg/sub-pt15_ses-presurgery_task-ictal_acq-ecog_run-01_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "pt15", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "01" }, "signal_summary": { "nchans": 91, "ntimes": 640025, "recording_duration": 640.025, "channel_type_counts": { "ECOG": 83, "MISC": 8 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-pt15/ses-presurgery/ieeg/sub-pt15_ses-presurgery_task-ictal_acq-ecog_run-02_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "pt15", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "02" }, "signal_summary": { "nchans": 91, "ntimes": 993005, "recording_duration": 993.005, "channel_type_counts": { "ECOG": 83, "MISC": 8 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-pt15/ses-presurgery/ieeg/sub-pt15_ses-presurgery_task-ictal_acq-ecog_run-03_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "pt15", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "03" }, "signal_summary": { "nchans": 91, "ntimes": 519146, "recording_duration": 519.146, "channel_type_counts": { "ECOG": 83, "MISC": 8 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-pt15/ses-presurgery/ieeg/sub-pt15_ses-presurgery_task-ictal_acq-ecog_run-04_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "pt15", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "04" }, "signal_summary": { "nchans": 91, "ntimes": 367298, "recording_duration": 367.298, "channel_type_counts": { "ECOG": 83, "MISC": 8 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-pt16/ses-presurgery/ieeg/sub-pt16_ses-presurgery_task-ictal_acq-ecog_run-01_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "pt16", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "01" }, "signal_summary": { "nchans": 60, "ntimes": 550281, "recording_duration": 550.281, "channel_type_counts": { "ECOG": 51, "MISC": 9 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-pt16/ses-presurgery/ieeg/sub-pt16_ses-presurgery_task-ictal_acq-ecog_run-02_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "pt16", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "02" }, "signal_summary": { "nchans": 60, "ntimes": 330973, "recording_duration": 330.973, "channel_type_counts": { "ECOG": 51, "MISC": 9 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-pt16/ses-presurgery/ieeg/sub-pt16_ses-presurgery_task-ictal_acq-ecog_run-03_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "pt16", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "03" }, "signal_summary": { "nchans": 60, "ntimes": 451693, "recording_duration": 451.693, "channel_type_counts": { "ECOG": 51, "MISC": 9 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-pt17/ses-presurgery/ieeg/sub-pt17_ses-presurgery_task-ictal_acq-ecog_run-01_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "pt17", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "01" }, "signal_summary": { "nchans": 53, "ntimes": 630479, "recording_duration": 315.23949999999996, "channel_type_counts": { "ECOG": 45, "MISC": 8 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 2000.0000000000002 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-pt17/ses-presurgery/ieeg/sub-pt17_ses-presurgery_task-ictal_acq-ecog_run-02_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "pt17", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "02" }, "signal_summary": { "nchans": 53, "ntimes": 538463, "recording_duration": 269.2315, "channel_type_counts": { "ECOG": 45, "MISC": 8 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 2000.0000000000002 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-pt17/ses-presurgery/ieeg/sub-pt17_ses-presurgery_task-ictal_acq-ecog_run-03_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "pt17", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "03" }, "signal_summary": { "nchans": 53, "ntimes": 302175, "recording_duration": 151.08749999999998, "channel_type_counts": { "ECOG": 45, "MISC": 8 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 2000.0000000000002 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-pt2/ses-presurgery/ieeg/sub-pt2_ses-presurgery_task-ictal_acq-ecog_run-01_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "pt2", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "01" }, "signal_summary": { "nchans": 86, "ntimes": 313110, "recording_duration": 313.11, "channel_type_counts": { "ECOG": 76, "MISC": 10 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-pt2/ses-presurgery/ieeg/sub-pt2_ses-presurgery_task-ictal_acq-ecog_run-02_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "pt2", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "02" }, "signal_summary": { "nchans": 86, "ntimes": 370296, "recording_duration": 370.296, "channel_type_counts": { "ECOG": 76, "MISC": 10 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-pt2/ses-presurgery/ieeg/sub-pt2_ses-presurgery_task-ictal_acq-ecog_run-03_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "pt2", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "03" }, "signal_summary": { "nchans": 86, "ntimes": 873321, "recording_duration": 873.321, "channel_type_counts": { "ECOG": 76, "MISC": 10 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-pt3/ses-presurgery/ieeg/sub-pt3_ses-presurgery_task-ictal_acq-ecog_run-01_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "pt3", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "01" }, "signal_summary": { "nchans": 135, "ntimes": 332099, "recording_duration": 332.099, "channel_type_counts": { "ECOG": 126, "MISC": 9 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-pt3/ses-presurgery/ieeg/sub-pt3_ses-presurgery_task-ictal_acq-ecog_run-02_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "pt3", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "02" }, "signal_summary": { "nchans": 135, "ntimes": 287999, "recording_duration": 287.999, "channel_type_counts": { "ECOG": 126, "MISC": 9 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-pt6/ses-presurgery/ieeg/sub-pt6_ses-presurgery_task-ictal_acq-ecog_run-01_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "pt6", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "01" }, "signal_summary": { "nchans": 99, "ntimes": 379144, "recording_duration": 379.144, "channel_type_counts": { "ECOG": 90, "MISC": 9 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-pt6/ses-presurgery/ieeg/sub-pt6_ses-presurgery_task-ictal_acq-ecog_run-02_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "pt6", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "02" }, "signal_summary": { "nchans": 99, "ntimes": 412300, "recording_duration": 412.3, "channel_type_counts": { "ECOG": 90, "MISC": 9 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-pt6/ses-presurgery/ieeg/sub-pt6_ses-presurgery_task-ictal_acq-ecog_run-03_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "pt6", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "03" }, "signal_summary": { "nchans": 99, "ntimes": 422124, "recording_duration": 422.124, "channel_type_counts": { "ECOG": 90, "MISC": 9 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-pt7/ses-presurgery/ieeg/sub-pt7_ses-presurgery_task-ictal_acq-ecog_run-01_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "pt7", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "01" }, "signal_summary": { "nchans": 111, "ntimes": 229063, "recording_duration": 229.06300000000002, "channel_type_counts": { "ECOG": 105, "MISC": 6 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 999.9999999999999 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-pt7/ses-presurgery/ieeg/sub-pt7_ses-presurgery_task-ictal_acq-ecog_run-02_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "pt7", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "02" }, "signal_summary": { "nchans": 111, "ntimes": 279205, "recording_duration": 279.20500000000004, "channel_type_counts": { "ECOG": 105, "MISC": 6 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 999.9999999999999 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-pt7/ses-presurgery/ieeg/sub-pt7_ses-presurgery_task-ictal_acq-ecog_run-03_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "pt7", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "03" }, "signal_summary": { "nchans": 111, "ntimes": 393189, "recording_duration": 393.189, "channel_type_counts": { "ECOG": 105, "MISC": 6 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 999.9999999999999 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-pt8/ses-presurgery/ieeg/sub-pt8_ses-presurgery_task-ictal_acq-ecog_run-01_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "pt8", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "01" }, "signal_summary": { "nchans": 80, "ntimes": 185330, "recording_duration": 185.33, "channel_type_counts": { "ECOG": 74, "MISC": 6 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-pt8/ses-presurgery/ieeg/sub-pt8_ses-presurgery_task-ictal_acq-ecog_run-02_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "pt8", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "02" }, "signal_summary": { "nchans": 80, "ntimes": 184193, "recording_duration": 184.193, "channel_type_counts": { "ECOG": 74, "MISC": 6 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-pt8/ses-presurgery/ieeg/sub-pt8_ses-presurgery_task-ictal_acq-ecog_run-03_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "pt8", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "03" }, "signal_summary": { "nchans": 80, "ntimes": 176234, "recording_duration": 176.234, "channel_type_counts": { "ECOG": 74, "MISC": 6 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1000.0 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-umf001/ses-presurgery/ieeg/sub-umf001_ses-presurgery_task-ictal_acq-ecog_run-01_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "umf001", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "01" }, "signal_summary": { "nchans": 129, "ntimes": 192065, "recording_duration": 192.17797941176468, "channel_type_counts": { "MISC": 3, "ECOG": 126 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 999.4121105232217 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-umf002/ses-presurgery/ieeg/sub-umf002_ses-presurgery_task-ictal_acq-ecog_run-01_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "umf002", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "01" }, "signal_summary": { "nchans": 129, "ntimes": 202061, "recording_duration": 202.17985941176468, "channel_type_counts": { "MISC": 3, "ECOG": 126 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 999.4121105232217 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-umf003/ses-presurgery/ieeg/sub-umf003_ses-presurgery_task-ictal_acq-ecog_run-01_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "umf003", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "01" }, "signal_summary": { "nchans": 129, "ntimes": 97103, "recording_duration": 194.3198308277311, "channel_type_counts": { "MISC": 3, "ECOG": 126 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 499.7071044492829 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-umf004/ses-presurgery/ieeg/sub-umf004_ses-presurgery_task-ictal_acq-seeg_run-01_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "umf004", "session": "presurgery", "task": "ictal", "acquisition": "seeg", "run": "01" }, "signal_summary": { "nchans": 129, "ntimes": 248233, "recording_duration": 248.3790194117647, "channel_type_counts": { "MISC": 4, "SEEG": 125 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 999.4121105232217 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-umf005/ses-presurgery/ieeg/sub-umf005_ses-presurgery_task-ictal_acq-ecog_run-01_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "umf005", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "01" }, "signal_summary": { "nchans": 47, "ntimes": 263561, "recording_duration": 257.23311800917435, "channel_type_counts": { "MISC": 5, "ECOG": 42 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 1024.5997950800408 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-ummc001/ses-presurgery/ieeg/sub-ummc001_ses-presurgery_task-ictal_acq-ecog_run-01_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "ummc001", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "01" }, "signal_summary": { "nchans": 129, "ntimes": 98055, "recording_duration": 196.2249468277311, "channel_type_counts": { "MISC": 1, "ECOG": 128 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 499.7071044492829 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-ummc001/ses-presurgery/ieeg/sub-ummc001_ses-presurgery_task-ictal_acq-ecog_run-02_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "ummc001", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "02" }, "signal_summary": { "nchans": 129, "ntimes": 101149, "recording_duration": 202.4165738277311, "channel_type_counts": { "MISC": 1, "ECOG": 128 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 499.7071044492829 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-ummc001/ses-presurgery/ieeg/sub-ummc001_ses-presurgery_task-ictal_acq-ecog_run-03_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "ummc001", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "03" }, "signal_summary": { "nchans": 129, "ntimes": 108051, "recording_duration": 216.22866482773108, "channel_type_counts": { "MISC": 1, "ECOG": 128 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 499.7071044492829 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-ummc002/ses-presurgery/ieeg/sub-ummc002_ses-presurgery_task-ictal_acq-ecog_run-01_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "ummc002", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "01" }, "signal_summary": { "nchans": 129, "ntimes": 87107, "recording_duration": 174.31611282773108, "channel_type_counts": { "MISC": 3, "ECOG": 126 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 499.7071044492829 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-ummc002/ses-presurgery/ieeg/sub-ummc002_ses-presurgery_task-ictal_acq-ecog_run-02_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "ummc002", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "02" }, "signal_summary": { "nchans": 129, "ntimes": 147083, "recording_duration": 294.33842082773106, "channel_type_counts": { "MISC": 3, "ECOG": 126 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 499.7071044492829 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-ummc002/ses-presurgery/ieeg/sub-ummc002_ses-presurgery_task-ictal_acq-ecog_run-03_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "ummc002", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "03" }, "signal_summary": { "nchans": 129, "ntimes": 137087, "recording_duration": 274.33470282773106, "channel_type_counts": { "MISC": 3, "ECOG": 126 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 499.7071044492829 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-ummc003/ses-presurgery/ieeg/sub-ummc003_ses-presurgery_task-ictal_acq-ecog_run-01_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "ummc003", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "01" }, "signal_summary": { "nchans": 129, "ntimes": 56167, "recording_duration": 224.79968565546218, "channel_type_counts": { "MISC": 3, "ECOG": 126 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 249.85355222464145 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-ummc003/ses-presurgery/ieeg/sub-ummc003_ses-presurgery_task-ictal_acq-ecog_run-02_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "ummc003", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "02" }, "signal_summary": { "nchans": 129, "ntimes": 50217, "recording_duration": 200.98573565546218, "channel_type_counts": { "MISC": 3, "ECOG": 126 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 249.85355222464145 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-ummc003/ses-presurgery/ieeg/sub-ummc003_ses-presurgery_task-ictal_acq-ecog_run-03_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "ummc003", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "03" }, "signal_summary": { "nchans": 129, "ntimes": 66163, "recording_duration": 264.8071216554622, "channel_type_counts": { "MISC": 3, "ECOG": 126 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 249.85355222464145 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-ummc004/ses-presurgery/ieeg/sub-ummc004_ses-presurgery_task-ictal_acq-ecog_run-01_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "ummc004", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "01" }, "signal_summary": { "nchans": 129, "ntimes": 58071, "recording_duration": 232.42014965546218, "channel_type_counts": { "MISC": 1, "ECOG": 128 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 249.85355222464145 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-ummc004/ses-presurgery/ieeg/sub-ummc004_ses-presurgery_task-ictal_acq-ecog_run-02_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "ummc004", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "02" }, "signal_summary": { "nchans": 129, "ntimes": 65211, "recording_duration": 260.99688965546216, "channel_type_counts": { "MISC": 1, "ECOG": 128 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 249.85355222464145 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-ummc004/ses-presurgery/ieeg/sub-ummc004_ses-presurgery_task-ictal_acq-ecog_run-03_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "ummc004", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "03" }, "signal_summary": { "nchans": 129, "ntimes": 56167, "recording_duration": 224.79968565546218, "channel_type_counts": { "MISC": 1, "ECOG": 128 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 249.85355222464145 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-ummc005/ses-presurgery/ieeg/sub-ummc005_ses-presurgery_task-ictal_acq-ecog_run-01_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "ummc005", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "01" }, "signal_summary": { "nchans": 129, "ntimes": 228003, "recording_duration": 228.1371194117647, "channel_type_counts": { "MISC": 3, "ECOG": 126 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 999.4121105232217 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-ummc005/ses-presurgery/ieeg/sub-ummc005_ses-presurgery_task-ictal_acq-ecog_run-02_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "ummc005", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "02" }, "signal_summary": { "nchans": 129, "ntimes": 274175, "recording_duration": 274.3362794117647, "channel_type_counts": { "MISC": 3, "ECOG": 126 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 999.4121105232217 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-ummc006/ses-presurgery/ieeg/sub-ummc006_ses-presurgery_task-ictal_acq-ecog_run-01_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "ummc006", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "01" }, "signal_summary": { "nchans": 129, "ntimes": 89011, "recording_duration": 356.2526896554622, "channel_type_counts": { "MISC": 3, "ECOG": 126 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 249.85355222464145 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-ummc006/ses-presurgery/ieeg/sub-ummc006_ses-presurgery_task-ictal_acq-ecog_run-02_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "ummc006", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "02" }, "signal_summary": { "nchans": 129, "ntimes": 60213, "recording_duration": 240.99317165546216, "channel_type_counts": { "MISC": 3, "ECOG": 126 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 249.85355222464145 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-ummc006/ses-presurgery/ieeg/sub-ummc006_ses-presurgery_task-ictal_acq-ecog_run-03_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "ummc006", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "03" }, "signal_summary": { "nchans": 129, "ntimes": 27131, "recording_duration": 108.58760965546219, "channel_type_counts": { "MISC": 3, "ECOG": 126 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 249.85355222464145 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-ummc007/ses-presurgery/ieeg/sub-ummc007_ses-presurgery_task-ictal_acq-ecog_run-01_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "ummc007", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "01" }, "signal_summary": { "nchans": 129, "ntimes": 334151, "recording_duration": 334.3475594117647, "channel_type_counts": { "MISC": 3, "ECOG": 126 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 999.4121105232217 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-ummc007/ses-presurgery/ieeg/sub-ummc007_ses-presurgery_task-ictal_acq-ecog_run-02_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "ummc007", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "02" }, "signal_summary": { "nchans": 129, "ntimes": 219197, "recording_duration": 219.3259394117647, "channel_type_counts": { "MISC": 3, "ECOG": 126 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 999.4121105232217 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-ummc007/ses-presurgery/ieeg/sub-ummc007_ses-presurgery_task-ictal_acq-ecog_run-03_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "ummc007", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "03" }, "signal_summary": { "nchans": 129, "ntimes": 349145, "recording_duration": 349.35037941176466, "channel_type_counts": { "MISC": 3, "ECOG": 126 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 999.4121105232217 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-ummc008/ses-presurgery/ieeg/sub-ummc008_ses-presurgery_task-ictal_acq-ecog_run-01_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "ummc008", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "01" }, "signal_summary": { "nchans": 129, "ntimes": 51169, "recording_duration": 204.7959676554622, "channel_type_counts": { "MISC": 1, "ECOG": 128 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 249.85355222464145 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-ummc008/ses-presurgery/ieeg/sub-ummc008_ses-presurgery_task-ictal_acq-ecog_run-02_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "ummc008", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "02" }, "signal_summary": { "nchans": 129, "ntimes": 299165, "recording_duration": 299.3409794117647, "channel_type_counts": { "MISC": 3, "ECOG": 126 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 999.4121105232217 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-ummc008/ses-presurgery/ieeg/sub-ummc008_ses-presurgery_task-ictal_acq-ecog_run-03_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "ummc008", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "03" }, "signal_summary": { "nchans": 129, "ntimes": 251089, "recording_duration": 251.23669941176468, "channel_type_counts": { "MISC": 3, "ECOG": 126 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 999.4121105232217 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-ummc009/ses-presurgery/ieeg/sub-ummc009_ses-presurgery_task-ictal_acq-ecog_run-01_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "ummc009", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "01" }, "signal_summary": { "nchans": 129, "ntimes": 209201, "recording_duration": 209.3240594117647, "channel_type_counts": { "MISC": 3, "ECOG": 126 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 999.4121105232217 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-ummc009/ses-presurgery/ieeg/sub-ummc009_ses-presurgery_task-ictal_acq-ecog_run-02_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "ummc009", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "02" }, "signal_summary": { "nchans": 129, "ntimes": 146131, "recording_duration": 146.2169594117647, "channel_type_counts": { "MISC": 3, "ECOG": 126 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 999.4121105232217 } }, { "schema_version": "0.3.0", "doc_type": "record", "dataset": "on003029", "bids_relpath": "sub-ummc009/ses-presurgery/ieeg/sub-ummc009_ses-presurgery_task-ictal_acq-ecog_run-03_ieeg.vhdr", "modality": "iEEG", "datatype": "ieeg", "suffix": "ieeg", "file_extension": ".vhdr", "entities": { "subject": "ummc009", "session": "presurgery", "task": "ictal", "acquisition": "ecog", "run": "03" }, "signal_summary": { "nchans": 129, "ntimes": 221101, "recording_duration": 221.23105941176468, "channel_type_counts": { "MISC": 3, "ECOG": 126 } }, "provenance": { "digested_at": "2026-06-21T15:09:19.062Z" }, "signal_properties": { "sampling_frequency": 999.4121105232217 } } ]