manifest.json

{
    "title": "HOT SAX",
    "description": "Implementation of https://doi.org/10.1109/ICDM.2005.79.",
    "inputDimensionality": "univariate",
    "version": "0.3.0",
    "authors": "Eamonn Keogh, Jessica Lin, Ada Fu",
    "language": "Python",
    "type": "Detector",
    "mainFile": "algorithm.py",
    "learningType": "unsupervised",
    "executionStep": {
        "parameters": [
            {
                "name": "num_discords",
                "type": "int",
                "defaultValue": null,
                "optional": "false",
                "description": "The number of anomalies (discords) to search for in the time series. If not set, the scores for all discords are searched."
            },
            {
                "name": "anomaly_window_size",
                "type": "int",
                "defaultValue": 100,
                "optional": "false",
                "description": "Size of the sliding window. Equal to the discord length!"
            },
            {
                "name": "paa_transform_size",
                "type": "int",
                "defaultValue": 3,
                "optional": "true",
                "description": "Size of the embedding space used by PAA (paper calls it number of frames or SAX word size `w`) (performance parameter)"
            },
            {
                "name": "alphabet_size",
                "type": "int",
                "defaultValue": 3,
                "optional": "true",
                "description": "Number of symbols used for discretization by SAX (paper uses `\\alpha`) (performance parameter)"
            },
            {
                "name": "normalization_threshold",
                "type": "float",
                "defaultValue": 0.01,
                "optional": "true",
                "description": "Threshold for Z-normalization of subsequences (windows). If variance of a window is higher than this threshold, it is normalized."
            },
            {
                "name": "random_state",
                "type": "int",
                "defaultValue": 42,
                "optional": "true",
                "description": "Seed for the random number generator"
            }
        ],
        "modelInput": "none"
    }
}