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atlas-core/com.netflix.atlas.core/com.netflix.atlas.core.util/CardinalityEstimator

CardinalityEstimator

com.netflix.atlas.core.util.CardinalityEstimator

See theCardinalityEstimator companion trait

object CardinalityEstimator

Attributes

Companion: trait
Graph
Supertypes: class Object

trait Matchable

class Any
Self type: CardinalityEstimator.type

Members list

Value members

Concrete methods

Create a new estimator instance using the CPC algorithm.

Create a new estimator instance using the CPC algorithm.

Value parameters

lgK: Higher lgK means higher accuracy but higher space (2^lgK bytes), can be in range of [4,26]. For lgk=9, accuracy is more than 97% for SHA1 hashed tags.

Attributes

Returns: estimator instance

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