baseline
Class: sugar · Streaming: row-at-a-time
Rolling baseline, delta, and z-score from previous rows.
Signature
| baseline <field> window=<int> [by=<field_list>]
Positional Arguments
| Name | Type | Required | Description |
|---|---|---|---|
field | field | Yes | - |
Options
| Name | Type | Default | Description |
|---|---|---|---|
window | int | - | - |
by | field_list | - | - |
Desugars To
streamstats current=false window=<n> avg(<f>) as baseline_<f>, stdev(<f>) as stdev_<f> [by <keys>] | extend delta_<f> = <f> - baseline_<f>, z_<f> = if(stdev_<f> > 0, delta_<f> / stdev_<f>, null)
Examples
baseline error_rate window=12 by service
Generated from the LynxFlow registry. See RFC-002 for the full language specification.