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The Statistical functions group defines dedicated graphing options shown in the combo box in the toolbar:
- duration (i.e. sorted descending)
- duration non exceedence (i.e. sorted ascending)
- moving average (with associated time span).
- central moving average (with associated time span).
the (central) moving average function only works for true equidistant data (i.e. no daysOfMonths etc.)
The difference between moving average and central moving average is that the central moving average takes values before and after the current one. Mving average only uses values in the past.
The descriptiveFunctionGroup defines the contents of the descriptive tabel. Several sub-table can be configured (see sample).
Functions supported are:
Info functions (if this type of function is specified, the display provides a hint to select a column in the table in order to get more descriptive information):
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- start_time
- end_time
Basic statistics
- max"/>
- mean"/>
- min"/>
- standard_deviation
- sum
- percentile: value exceeded X% of time (where the percentiles X are defined in the value-element)
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