Class

com.twitter.algebird.ExpHist

Config

Related Doc: package ExpHist

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case class Config(epsilon: Double, windowSize: Long) extends Product with Serializable

ExpHist guarantees that the returned guess will be within epsilon relative error of the true count across a sliding window of size windowSize.

epsilon

relative error, from [0, 0.5]

windowSize

number of time ticks to track

Source
ExpHist.scala
Linear Supertypes
Serializable, Serializable, Product, Equals, AnyRef, Any
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Instance Constructors

  1. new Config(epsilon: Double, windowSize: Long)

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    epsilon

    relative error, from [0, 0.5]

    windowSize

    number of time ticks to track

Value Members

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

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  2. final def ##(): Int

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  3. final def ==(arg0: Any): Boolean

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  4. final def asInstanceOf[T0]: T0

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  5. def clone(): AnyRef

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    Attributes
    protected[java.lang]
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    @throws( ... )

  6. val epsilon: Double

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    relative error, from [0, 0.5]

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

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    AnyRef

  8. def expiration(currTime: Timestamp): Timestamp

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  9. def finalize(): Unit

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    @throws( classOf[java.lang.Throwable] )

  10. def fold: Fold[Bucket, ExpHist]

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    Returns a Fold instance that uses add to accumulate deltas into an empty exponential histogram instance configured with this Config.

  11. final def getClass(): Class[_]

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  12. final def isInstanceOf[T0]: Boolean

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  13. val k: Int

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  14. val l: Int

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  15. final def ne(arg0: AnyRef): Boolean

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  16. final def notify(): Unit

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  17. final def notifyAll(): Unit

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

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  19. final def wait(): Unit

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  20. final def wait(arg0: Long, arg1: Int): Unit

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  21. final def wait(arg0: Long): Unit

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    @throws( ... )

  22. val windowSize: Long

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    number of time ticks to track

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