com.twitter.algebird.statistics

GaussianDistributionMonoid

object GaussianDistributionMonoid extends Monoid[GaussianDistribution]

This monoid stems from the fact that if X and Y are independent random variables that are normally distributed, then their sum is also normally distributed, with its new mean equal to the sum of two means and variance equal to the sum of two variances. http://en.wikipedia.org/wiki/Sum_of_normally_distributed_random_variables

Linear Supertypes
Monoid[GaussianDistribution], AdditiveMonoid[GaussianDistribution], cats.kernel.Monoid[GaussianDistribution], Semigroup[GaussianDistribution], AdditiveSemigroup[GaussianDistribution], cats.kernel.Semigroup[GaussianDistribution], Serializable, Serializable, AnyRef, Any
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Inherited
  1. GaussianDistributionMonoid
  2. Monoid
  3. AdditiveMonoid
  4. Monoid
  5. Semigroup
  6. AdditiveSemigroup
  7. Semigroup
  8. Serializable
  9. Serializable
  10. AnyRef
  11. Any
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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 additive: algebra.Monoid[GaussianDistribution]

    These are from algebra.

    These are from algebra.Monoid

    Definition Classes
    Monoid → AdditiveMonoid → Semigroup → AdditiveSemigroup
  7. final def asInstanceOf[T0]: T0

    Definition Classes
    Any
  8. def assertNotZero(v: GaussianDistribution): Unit

    Definition Classes
    Monoid
  9. def clone(): AnyRef

    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  10. def combine(l: GaussianDistribution, r: GaussianDistribution): GaussianDistribution

    Definition Classes
    Semigroup → Semigroup
  11. def combineAll(t: TraversableOnce[GaussianDistribution]): GaussianDistribution

    Definition Classes
    Monoid → Monoid
  12. def combineAllOption(as: TraversableOnce[GaussianDistribution]): Option[GaussianDistribution]

    Definition Classes
    Monoid → Semigroup
  13. def combineN(a: GaussianDistribution, n: Int): GaussianDistribution

    Definition Classes
    Monoid → Semigroup
  14. def empty: GaussianDistribution

    Definition Classes
    Monoid → Monoid
  15. final def eq(arg0: AnyRef): Boolean

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

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

    Definition Classes
    AnyRef → Any
  20. def isEmpty(a: GaussianDistribution)(implicit ev: Eq[GaussianDistribution]): Boolean

    Definition Classes
    Monoid
  21. final def isInstanceOf[T0]: Boolean

    Definition Classes
    Any
  22. def isNonZero(v: GaussianDistribution): Boolean

    Definition Classes
    Monoid
  23. def isZero(a: GaussianDistribution)(implicit ev: Eq[GaussianDistribution]): Boolean

    Definition Classes
    AdditiveMonoid
  24. final def ne(arg0: AnyRef): Boolean

    Definition Classes
    AnyRef
  25. def nonZeroOption(v: GaussianDistribution): Option[GaussianDistribution]

    Definition Classes
    Monoid
  26. final def notify(): Unit

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

    Definition Classes
    AnyRef
  28. def plus(left: GaussianDistribution, right: GaussianDistribution): GaussianDistribution

    Definition Classes
    GaussianDistributionMonoid → AdditiveSemigroup
  29. def positiveSumN(a: GaussianDistribution, n: Int): GaussianDistribution

    Attributes
    protected[this]
    Definition Classes
    AdditiveSemigroup
  30. def repeatedCombineN(a: GaussianDistribution, n: Int): GaussianDistribution

    Attributes
    protected[this]
    Definition Classes
    Semigroup
  31. def sum(vs: TraversableOnce[GaussianDistribution]): GaussianDistribution

    Definition Classes
    Monoid → AdditiveMonoid
  32. def sumN(a: GaussianDistribution, n: Int): GaussianDistribution

    Definition Classes
    AdditiveMonoid → AdditiveSemigroup
  33. def sumOption(its: TraversableOnce[GaussianDistribution]): Option[GaussianDistribution]

    Returns an instance of T calculated by summing all instances in iter in one pass.

    Returns an instance of T calculated by summing all instances in iter in one pass. Returns None if iter is empty, else Some[T].

    returns

    None if iter is empty, else an option value containing the summed T

    Definition Classes
    GaussianDistributionMonoidSemigroup
    Note

    Override if there is a faster way to compute this sum than iter.reduceLeftOption using plus.

  34. final def synchronized[T0](arg0: ⇒ T0): T0

    Definition Classes
    AnyRef
  35. def toString(): String

    Definition Classes
    AnyRef → Any
  36. def trySum(as: TraversableOnce[GaussianDistribution]): Option[GaussianDistribution]

    Definition Classes
    AdditiveMonoid → AdditiveSemigroup
  37. final def wait(): Unit

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

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

    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  40. def zero: GaussianDistribution

    Definition Classes
    GaussianDistributionMonoid → AdditiveMonoid

Inherited from Monoid[GaussianDistribution]

Inherited from AdditiveMonoid[GaussianDistribution]

Inherited from cats.kernel.Monoid[GaussianDistribution]

Inherited from AdditiveSemigroup[GaussianDistribution]

Inherited from cats.kernel.Semigroup[GaussianDistribution]

Inherited from Serializable

Inherited from Serializable

Inherited from AnyRef

Inherited from Any

Ungrouped