com.eharmony.aloha.models

CategoricalDistibutionModel

case class CategoricalDistibutionModel[U, N, -A, +B <: U](modelId: ModelIdentity, features: Seq[GenAggFunc[A, Any]], distribution: HashedCategoricalDistribution, labels: IndexedSeq[N], auditor: Auditor[U, N, B], missingOk: Boolean = false) extends SubmodelBase[U, N, A, B] with Product with Serializable

A model representing a categorical distribution. This will return values with the probabilities prescribed by the distribution parameter. For information on categorical distributions, check out Wikipedia's page.

A

model input type

B

model output type

modelId

An id with which to identify this model

features

features whose values are fed to the distribution. These features are functions of the input.

distribution

A distribution parametrized by a sequence of probabilities, that takes a sequence of values and produces a hash that is used as the randomness with which to choose one of the labels.

labels

the values that can returned by this model (with the probabilities described by the distribution)

missingOk

Whether to allow missing data defaults to false). When this is set to false and missing data ( scala.None) is produced by one of the features, the model will result in an error.

Linear Supertypes
Serializable, Serializable, Product, Equals, SubmodelBase[U, N, A, B], Model[A, B], (A) ⇒ B, Submodel[N, A, B], Closeable, AutoCloseable, Identifiable[ModelIdentity], AnyRef, Any
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Inherited
  1. CategoricalDistibutionModel
  2. Serializable
  3. Serializable
  4. Product
  5. Equals
  6. SubmodelBase
  7. Model
  8. Function1
  9. Submodel
  10. Closeable
  11. AutoCloseable
  12. Identifiable
  13. AnyRef
  14. Any
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Instance Constructors

  1. new CategoricalDistibutionModel(modelId: ModelIdentity, features: Seq[GenAggFunc[A, Any]], distribution: HashedCategoricalDistribution, labels: IndexedSeq[N], auditor: Auditor[U, N, B], missingOk: Boolean = false)

    modelId

    An id with which to identify this model

    features

    features whose values are fed to the distribution. These features are functions of the input.

    distribution

    A distribution parametrized by a sequence of probabilities, that takes a sequence of values and produces a hash that is used as the randomness with which to choose one of the labels.

    labels

    the values that can returned by this model (with the probabilities described by the distribution)

    missingOk

    Whether to allow missing data defaults to false). When this is set to false and missing data ( scala.None) is produced by one of the features, the model will result in an error.

Value Members

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

    Definition Classes
    AnyRef
  2. final def !=(arg0: Any): Boolean

    Definition Classes
    Any
  3. final def ##(): Int

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

    Definition Classes
    AnyRef
  5. final def ==(arg0: Any): Boolean

    Definition Classes
    Any
  6. def andThen[A](g: (B) ⇒ A): (A) ⇒ A

    Definition Classes
    Function1
    Annotations
    @unspecialized()
  7. final def apply(a: A): B

    Definition Classes
    SubmodelBase → Function1
  8. final def asInstanceOf[T0]: T0

    Definition Classes
    Any
  9. val auditor: Auditor[U, N, B]

  10. def clone(): AnyRef

    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  11. def close(): Unit

    Definition Classes
    SubmodelBase → Closeable → AutoCloseable
  12. def compose[A](g: (A) ⇒ A): (A) ⇒ B

    Definition Classes
    Function1
    Annotations
    @unspecialized()
  13. val distribution: HashedCategoricalDistribution

    A distribution parametrized by a sequence of probabilities, that takes a sequence of values and produces a hash that is used as the randomness with which to choose one of the labels.

  14. final def eq(arg0: AnyRef): Boolean

    Definition Classes
    AnyRef
  15. def failure(errorMsgs: ⇒ Seq[String] = Nil, missingVarNames: ⇒ Set[String] = Set.empty, subvalues: Seq[U] = Nil): Subvalue[B, N]

    Attributes
    protected[this]
    Definition Classes
    SubmodelBase
  16. val features: Seq[GenAggFunc[A, Any]]

    features whose values are fed to the distribution.

    features whose values are fed to the distribution. These features are functions of the input.

  17. def finalize(): Unit

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

    Definition Classes
    AnyRef → Any
  19. final def isInstanceOf[T0]: Boolean

    Definition Classes
    Any
  20. val labels: IndexedSeq[N]

    the values that can returned by this model (with the probabilities described by the distribution)

  21. val missingOk: Boolean

    Whether to allow missing data defaults to false).

    Whether to allow missing data defaults to false). When this is set to false and missing data ( scala.None) is produced by one of the features, the model will result in an error.

  22. val modelId: ModelIdentity

    An id with which to identify this model

    An id with which to identify this model

    Definition Classes
    CategoricalDistibutionModelIdentifiable
  23. final def ne(arg0: AnyRef): Boolean

    Definition Classes
    AnyRef
  24. final def notify(): Unit

    Definition Classes
    AnyRef
  25. final def notifyAll(): Unit

    Definition Classes
    AnyRef
  26. def subvalue(a: A): Subvalue[B, N]

    "Randomly" but idempotently pick a label based on the probabilities in the distribution.

    "Randomly" but idempotently pick a label based on the probabilities in the distribution.

    a

    input from which features are extracted. These features are then hashed to produce a value.

    returns

    a positive value i if node i should be selected. May return a negative value in which case processErrorAt should be called with the value returned.

    Definition Classes
    CategoricalDistibutionModelSubmodel
  27. def success(naturalValue: N, errorMsgs: ⇒ Seq[String] = Nil, missingVarNames: ⇒ Set[String] = Set.empty, subvalues: Seq[U] = Nil, prob: ⇒ Option[Float] = None): Subvalue[B, N]

    Attributes
    protected[this]
    Definition Classes
    SubmodelBase
  28. final def synchronized[T0](arg0: ⇒ T0): T0

    Definition Classes
    AnyRef
  29. def toString(): String

    Definition Classes
    CategoricalDistibutionModel → Function1 → AnyRef → Any
  30. final def wait(): Unit

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

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

    Definition Classes
    AnyRef
    Annotations
    @throws( ... )

Inherited from Serializable

Inherited from Serializable

Inherited from Product

Inherited from Equals

Inherited from SubmodelBase[U, N, A, B]

Inherited from Model[A, B]

Inherited from (A) ⇒ B

Inherited from Submodel[N, A, B]

Inherited from Closeable

Inherited from AutoCloseable

Inherited from Identifiable[ModelIdentity]

Inherited from AnyRef

Inherited from Any

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