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
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- new Config(epsilon: Double, windowSize: Long)
- epsilon
relative error, from [0, 0.5]
- windowSize
number of time ticks to track
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- final def !=(arg0: Any): Boolean
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- val epsilon: Double
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- def expiration(currTime: Timestamp): Timestamp
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- def fold: Fold[Bucket, ExpHist]
Returns a Fold instance that uses
addto accumulate deltas into an empty exponential histogram instance configured with this Config. - final def getClass(): Class[_ <: AnyRef]
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- def productElementNames: Iterator[String]
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- val windowSize: Long