Re-exports§
pub use count_min::CountMinSketch;pub use hll::HyperLogLog;pub use spacesaving::SpaceSaving;pub use tdigest::TDigest;
Modules§
- count_
min - Count-Min Sketch — approximate frequency estimation for high-cardinality streams.
- hll
- HyperLogLog — approximate count distinct (12 KB memory, ~0.8% error).
- spacesaving
- SpaceSaving — approximate top-K heavy hitters (bounded memory).
- tdigest
- TDigest — approximate percentile estimation (mergeable centroids).