Class

org.apache.predictionio.controller

AverageMetric

Related Doc: package controller

Permalink

abstract class AverageMetric[EI, Q, P, A] extends Metric[EI, Q, P, A, Double] with StatsMetricHelper[EI, Q, P, A] with QPAMetric[Q, P, A, Double]

Returns the global average of the score returned by the calculate method.

EI

Evaluation information

Q

Query

P

Predicted result

A

Actual result

Linear Supertypes
QPAMetric[Q, P, A, Double], StatsMetricHelper[EI, Q, P, A], Metric[EI, Q, P, A, Double], Serializable, Serializable, AnyRef, Any
Ordering
  1. Alphabetic
  2. By Inheritance
Inherited
  1. AverageMetric
  2. QPAMetric
  3. StatsMetricHelper
  4. Metric
  5. Serializable
  6. Serializable
  7. AnyRef
  8. Any
  1. Hide All
  2. Show All
Visibility
  1. Public
  2. All

Instance Constructors

  1. new AverageMetric()

    Permalink

Abstract Value Members

  1. abstract def calculate(q: Q, p: P, a: A): Double

    Permalink

    Implement this method to return a score that will be used for averaging across all QPA tuples.

    Implement this method to return a score that will be used for averaging across all QPA tuples.

    q

    Query

    p

    Predicted result

    a

    Actual result

    returns

    Metric result

    Definition Classes
    AverageMetricQPAMetric → StatsMetricHelper

Concrete Value Members

  1. final def !=(arg0: Any): Boolean

    Permalink
    Definition Classes
    AnyRef → Any
  2. final def ##(): Int

    Permalink
    Definition Classes
    AnyRef → Any
  3. final def ==(arg0: Any): Boolean

    Permalink
    Definition Classes
    AnyRef → Any
  4. final def asInstanceOf[T0]: T0

    Permalink
    Definition Classes
    Any
  5. def calculate(sc: SparkContext, evalDataSet: Seq[(EI, RDD[(Q, P, A)])]): Double

    Permalink

    Calculates the result of this Metric.

    Calculates the result of this Metric.

    Definition Classes
    AverageMetricMetric
  6. def calculateStats(sc: SparkContext, evalDataSet: Seq[(EI, RDD[(Q, P, A)])]): StatCounter

    Permalink
    Definition Classes
    StatsMetricHelper
  7. def clone(): AnyRef

    Permalink
    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  8. def compare(r0: Double, r1: Double): Int

    Permalink

    Comparison function for R's ordering.

    Comparison function for R's ordering.

    Definition Classes
    Metric
  9. final def eq(arg0: AnyRef): Boolean

    Permalink
    Definition Classes
    AnyRef
  10. def equals(arg0: Any): Boolean

    Permalink
    Definition Classes
    AnyRef → Any
  11. def finalize(): Unit

    Permalink
    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( classOf[java.lang.Throwable] )
  12. final def getClass(): Class[_]

    Permalink
    Definition Classes
    AnyRef → Any
  13. def hashCode(): Int

    Permalink
    Definition Classes
    AnyRef → Any
  14. def header: String

    Permalink

    Class name of this Metric.

    Class name of this Metric.

    Definition Classes
    Metric
  15. final def isInstanceOf[T0]: Boolean

    Permalink
    Definition Classes
    Any
  16. final def ne(arg0: AnyRef): Boolean

    Permalink
    Definition Classes
    AnyRef
  17. final def notify(): Unit

    Permalink
    Definition Classes
    AnyRef
  18. final def notifyAll(): Unit

    Permalink
    Definition Classes
    AnyRef
  19. final def synchronized[T0](arg0: ⇒ T0): T0

    Permalink
    Definition Classes
    AnyRef
  20. def toString(): String

    Permalink
    Definition Classes
    AnyRef → Any
  21. final def wait(): Unit

    Permalink
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  22. final def wait(arg0: Long, arg1: Int): Unit

    Permalink
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  23. final def wait(arg0: Long): Unit

    Permalink
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )

Inherited from QPAMetric[Q, P, A, Double]

Inherited from StatsMetricHelper[EI, Q, P, A]

Inherited from Metric[EI, Q, P, A, Double]

Inherited from Serializable

Inherited from Serializable

Inherited from AnyRef

Inherited from Any

Ungrouped