# Uses of Interface
org.apache.datasketches.quantilescommon.QuantilesLongsAPI

Packages that use QuantilesLongsAPI
Package
Description
org.apache.datasketches.kll
This package is for the implementations of the sketch algorithm developed by Zohar Karnin, Kevin Lang, and Edo Liberty that is commonly referred to as the "KLL" sketch after the authors' last names.
org.apache.datasketches.quantilescommon
This package contains common tools and methods for the quantiles, kll and req packages.

## Uses of QuantilesLongsAPI in org.apache.datasketches.kll

Classes in org.apache.datasketches.kll that implement QuantilesLongsAPI
Modifier and Type
Class
Description
`class`
`KllLongsSketch`
This variation of the KllSketch implements primitive longs.

## Uses of QuantilesLongsAPI in org.apache.datasketches.quantilescommon

Constructors in org.apache.datasketches.quantilescommon with parameters of type QuantilesLongsAPI
Modifier
Constructor
Description
``
`LongsSketchSortedView(long[] quantiles, long[] cumWeights, QuantilesLongsAPI sk)`
Construct from elements, also used in testing.