Module: datasets
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Download (if not already downloaded) and load an example EEG dataset. |
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Download (if not already downloaded) and load example light curve data. |
fetch_andrzejak
- cesium.datasets.fetch_andrzejak(data_dir=None)
Download (if not already downloaded) and load an example EEG dataset.
- Parameters:
- data_dirstr, optional
Path where downloaded data should be stored. Defaults to a subdirectory datasets/andrzejak within dsutil.DATA_PATH.
- Returns:
- dict
- Dictionary with attributes:
times: list of (4096,) arrays of time values
measurements: list of (4096,) arrays of measurement values
classes: array of class labels for each time series
archive: path to data archive
header: path to header file
References
Andrzejak, Ralph G., et al. “Indications of nonlinear deterministic and finite-dimensional structures in time series of brain electrical activity: Dependence on recording region and brain state.” Phys. Rev. E 64.6 (2001): 061907.
fetch_asas_training
- cesium.datasets.fetch_asas_training(data_dir=None)
Download (if not already downloaded) and load example light curve data.
- Parameters:
- data_dir: str, optional
Path where downloaded data should be stored. Defaults to a subdirectory datasets/asas_training within dsutil.DATA_PATH.
- Returns:
- dict
- Dictionary attributes:
times: list of arrays of time values
measurements: list of arrays of measurement values
errors: list of arrays of error values
classes: Series of classes for each time series indexed by file
metadata: DataFrame of metafeature values indexed by file
archive: path to data archive
header: path to header file
References
Richards, J. W., Starr, D. L., Miller, A. a., Bloom, J. S., Butler, N. R., Brink, H., & Crellin-Quick, A. (2012). Construction of a Calibrated Probabilistic Classification Catalog: Application to 50k Variable Sources in the All-Sky Automated Survey. The Astrophysical Journal Supplement Series, 203(2), 32. http://doi.org/10.1088/0067-0049/203/2/32