com.pervasive.datarush.analytics.cluster

Interface AggregationFunctionEvaluator

public interface AggregationFunctionEvaluator

Interface for evaluators of AggregationFunctions.

Method Summary

Modifier and Type	Method and Description
double	evaluate(double[] cluster, double[] data) Evaluates the AggregationFunction of this AggregationFunctionEvaluator.

Method Detail

evaluate

double evaluate(double[] cluster,
                double[] data)

Evaluates the AggregationFunction of this AggregationFunctionEvaluator.

Parameters:

cluster - the cluster seeds vector

data - the data points vector

Returns:

the distance/similarity of the two vectors as defined by the function this instance evaluates