Crate ultraloglog 

Structs

MaximumLikelihoodEstimator

The Maximum Likelihood Estimator

OptimalFGRAEstimator

The Optimal FGRA (Further Generalized Remaining Area) Estimator

UltraLogLog

UltraLogLog is a sketch for approximate distinct counting that is more space efficient than HyperLogLog

Traits

Estimator

StateChangeObserver

A trait for observing state changes in the UltraLogLog sketch