Uses of Package
org.apache.datasketches.sampling
| Package | Description |
|---|---|
| org.apache.datasketches.sampling |
This package is dedicated to streaming algorithms that enable fixed size, uniform sampling of
unweighted items from a stream.
|
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Classes in org.apache.datasketches.sampling used by org.apache.datasketches.sampling Class Description ReservoirItemsSketch This sketch provides a reservoir sample over an input stream of items.ReservoirItemsUnion Class to union reservoir samples of generic items.ReservoirLongsSketch This sketch provides a reservoir sample over an input stream oflongs.ReservoirLongsUnion Class to union reservoir samples of longs.SampleSubsetSummary A simple object o capture the results of a subset sum query on a sampling sketch.VarOptItemsSamples This class provides access to the samples contained in a VarOptItemsSketch.VarOptItemsSamples.WeightedSample A convenience class to allow easy iterator access to a VarOpt sample.VarOptItemsSketch This sketch provides a variance optimal sample over an input stream of weighted items.VarOptItemsUnion Provides a unioning operation over varopt sketches.