Available Functions : Using Analytics Functions
 
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Using Analytics Functions
The following functions are present in the com.pervasive.dataflow.analytics.functions package. They all return a normalization function that can be used in various other operators.
Function Name
Description
Output Type
Parameters
StatsFunctions.minmax
Create a MinMax normalization function for a given subexpression or input field.
ScalarValuedFunction
ScalarValuedFunction or input field name
Minimum
Maximum
StatsFunctions.normalizeFunction
Create a normalization function for the given function expression or input field.
ScalarValuedFunction
NormalizeMethod
ScalarValuedFunction or input field name
PMML NumericInfo element
StatsFunctions.zscore
Create a Z-Score normalization function for the given input function or input field.
ScalarValuedFunction
ScalarValuedFunction or input field name
Mean
Stddev