示例#1
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def test_autoregressive_ad_dataframe():
    """Make sure deepcopy works
    """
    df = pd.DataFrame(
        np.array(
            [
                [13, -8, 5, -3, 2, -1, 1, 0, 1, 1, 2, 3, 6, 9, 15, 24],
                [24, 15, 9, 6, 3, 2, 1, 1, 0, 1, -1, 2, -3, 5, -8, 13],
            ]
        ).T,
        columns=["A", "B"],
        index=pd.date_range(start="2017-1-1", periods=16, freq="D"),
    )
    a_true = pd.DataFrame(
        np.array(
            [
                [nan, nan, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0],
                [nan, nan, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
            ]
        ).T,
        columns=["A", "B"],
        index=pd.date_range(start="2017-1-1", periods=16, freq="D"),
    )
    model = detector.AutoregressionAD(
        n_steps=2, side="both", regressor=SVR(kernel="linear")
    )
    for i in range(2):
        a = model.fit_detect(df.iloc[:, i])
        pd.testing.assert_series_equal(a, a_true.iloc[:, i], check_dtype=False)

    a = model.fit_detect(df)
    pd.testing.assert_frame_equal(a, a_true, check_dtype=False)
示例#2
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# We have 4 types of models
#   - one-to-one: input a univariate series, output a univariate series
#   - one-to-many: input a univariate series, output a multivariate series
#   - many-to-one: input a multivariate series, output a univariate series
#   - many-to-many: input a multivariate series, output a multivariate series

one2one_models = [
    detector.ThresholdAD(),
    detector.QuantileAD(),
    detector.InterQuartileRangeAD(),
    detector.GeneralizedESDTestAD(),
    detector.PersistAD(),
    detector.LevelShiftAD(),
    detector.VolatilityShiftAD(),
    detector.AutoregressionAD(),
    detector.SeasonalAD(freq=2),
    transformer.RollingAggregate(agg="median"),
    transformer.RollingAggregate(agg="quantile", agg_params={"q": 0.5}),
    transformer.DoubleRollingAggregate(agg="median"),
    transformer.DoubleRollingAggregate(
        agg="quantile", agg_params={"q": [0.1, 0.5, 0.9]}
    ),
    transformer.DoubleRollingAggregate(
        agg="hist", agg_params={"bins": [30, 50, 70]}
    ),
    transformer.StandardScale(),
    transformer.ClassicSeasonalDecomposition(freq=2),
]

one2many_models = [