Dataset Viewer
The dataset viewer is not available for this split.
Cannot load the dataset split (in streaming mode) to extract the first rows.
Error code: StreamingRowsError
Exception: ValueError
Message: Dataset 'data' has length 960 but expected 30
Traceback: Traceback (most recent call last):
File "/src/services/worker/src/worker/utils.py", line 147, in get_rows_or_raise
return get_rows(
dataset=dataset,
...<4 lines>...
column_names=column_names,
)
File "/src/libs/libcommon/src/libcommon/utils.py", line 272, in decorator
return func(*args, **kwargs)
File "/src/services/worker/src/worker/utils.py", line 127, in get_rows
rows_plus_one = list(itertools.islice(safe_iter(ds, dataset=dataset), rows_max_number + 1))
File "/src/services/worker/src/worker/utils.py", line 478, in safe_iter
yield from ds.decode(False) if ds.features else ds
File "/usr/local/lib/python3.14/site-packages/datasets/iterable_dataset.py", line 2818, in __iter__
for key, example in ex_iterable:
^^^^^^^^^^^
File "/usr/local/lib/python3.14/site-packages/datasets/iterable_dataset.py", line 2355, in __iter__
for key, pa_table in self._iter_arrow():
~~~~~~~~~~~~~~~~^^
File "/usr/local/lib/python3.14/site-packages/datasets/iterable_dataset.py", line 2380, in _iter_arrow
for key, pa_table in self.ex_iterable._iter_arrow():
~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^
File "/usr/local/lib/python3.14/site-packages/datasets/iterable_dataset.py", line 536, in _iter_arrow
for key, pa_table in iterator:
^^^^^^^^
File "/usr/local/lib/python3.14/site-packages/datasets/iterable_dataset.py", line 419, in _iter_arrow
for key, pa_table in self.generate_tables_fn(**gen_kwags):
~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^
File "/usr/local/lib/python3.14/site-packages/datasets/packaged_modules/hdf5/hdf5.py", line 80, in _generate_tables
num_rows = _check_dataset_lengths(h5, self.info.features)
File "/usr/local/lib/python3.14/site-packages/datasets/packaged_modules/hdf5/hdf5.py", line 359, in _check_dataset_lengths
raise ValueError(f"Dataset '{path}' has length {dset.shape[0]} but expected {num_rows}")
ValueError: Dataset 'data' has length 960 but expected 30Need help to make the dataset viewer work? Make sure to review how to configure the dataset viewer, and open a discussion for direct support.
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Check out the documentation for more information.
Ear-EEG FM Benchmark — preprocessed datasets
This repository hosts preprocessed HDF5 files for the Ear-EEG FM Benchmark (https://github.com/zhikaili1150/Ear-EEG-FM-Benchmark).
Each .h5 file follows the schema:
data (N, C, T) float32 µV
labels (N,) int64 0..n_class-1
subject (N,) object 'sub-NN'
session (N,) object 'ses-NN'
trial_id (N,) int64
ch_names (C,) object standard 10-20 names
attrs sfreq, n_class, class_names, unit, preprocess_config_json, ...
Naming convention: <dataset>-eeg.h5 = scalp variant, <dataset>-ear-eeg.h5 = ear variant.
| file | task | trials | shape | sfreq | source |
|---|---|---|---|---|---|
saad-eeg.h5 |
binary AAD (left vs right) | 13,500 | (N, 27, 4000) | 1000 Hz | https://zenodo.org/records/16536441 |
saad-ear-eeg.h5 |
binary AAD (cEEGrid around-ear) | (N, 14, 4000) | 1000 Hz | https://zenodo.org/records/16536441 | |
eesm23-eeg.h5 |
5-class sleep (scalp PSG) | (N, 8, 1000) | 250 Hz | https://openneuro.org/datasets/ds005178 | |
eesm23-ear-eeg.h5 |
5-class sleep (cEEGrid ear-EEG) | 56,967 | (N, 4, 1000) | 250 Hz | https://openneuro.org/datasets/ds005178 |
aarhus-aad-eeg.h5 |
binary AAD (left vs right, scalp) | 960 | (N, 30, 42781) | 1000 Hz | https://zenodo.org/records/8082867 |
aarhus-aad-in-ear-eeg.h5 |
binary AAD (left vs right, in-ear) | 960 | (N, 12, 42781) | 1000 Hz | https://zenodo.org/records/8082867 |
Use with the benchmark pipeline:
git clone git@github.com:zhikaili1150/Ear-EEG-FM-Benchmark.git
cd Ear-EEG-FM-Benchmark
mkdir -p data
huggingface-cli download <this repo> --repo-type dataset --local-dir data
DATASET=saad-eeg bash scripts/run_benchmark.sh
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