Argument | Category | Description |
---|---|---|
ValueColumn | Required | Specifies the name of the input table column that contains the time series data. |
Accumulate | Required | Specifies the names of the input table columns to copy to the output table. Tip: To identify change points in the output table, specify the columns that appear in partition_exp and order_by_exp.
|
SegmentationMethod | Optional | Specifies the segmentation method, normal distribution (in each segment, the data is in a normal distribution). This is the default and only possible value. |
WindowSize | Optional | Specifies the size of the sliding window. The ideal window size depends heavily on the data. You might need to experiment with this value. The default value is 10. |
Threshold | Optional | Specifies a DOUBLE PRECISION value that the function compares to ln(L 1)−ln(L 0). The definition of Log(L 1) and Log(L 0) are in Background. They are the logarithms of L 1 and L 2. The default value is 10. |
OutputOption | Optional | Specifies the output table columns. Refer to the Output section. The default value is 'CHANGEPOINT'. |