org.apache.pig.pen.util
Class MetricEvaluation

java.lang.Object
  org.apache.pig.pen.util.MetricEvaluation

public class MetricEvaluation
extends Object

Constructor Summary

MetricEvaluation()

Method Summary

static float	getCompleteness(Operator op, Map<Operator,DataBag> exampleData, Map<LogicalRelationalOperator,Collection<IdentityHashSet<Tuple>>> OperatorToEqClasses, boolean overallCompleteness)
static float	getConciseness(Operator op, Map<Operator,DataBag> exampleData, Map<LogicalRelationalOperator,Collection<IdentityHashSet<Tuple>>> OperatorToEqClasses, boolean overallConciseness)
static float	getRealness(Operator op, Map<Operator,DataBag> exampleData, boolean overallRealness)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

MetricEvaluation

public MetricEvaluation()

Method Detail

getRealness

public static float getRealness(Operator op,
                                Map<Operator,DataBag> exampleData,
                                boolean overallRealness)

getConciseness

public static float getConciseness(Operator op,
                                   Map<Operator,DataBag> exampleData,
                                   Map<LogicalRelationalOperator,Collection<IdentityHashSet<Tuple>>> OperatorToEqClasses,
                                   boolean overallConciseness)

getCompleteness

public static float getCompleteness(Operator op,
                                    Map<Operator,DataBag> exampleData,
                                    Map<LogicalRelationalOperator,Collection<IdentityHashSet<Tuple>>> OperatorToEqClasses,
                                    boolean overallCompleteness)