Hyper LogLog (native and sliding) cardinality counters
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Aug 15, 2025 - Python
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cardinality-estimation
Here are 62 public repositories matching this topic...
PilotScope is a middleware to bridge the gaps of deploying AI4DB (Artificial Intelligence for Databases) algorithms into actual database systems.
middleware database spark postgresql cardinality-estimation query-optimizer ai4db knob-tuning index-recommendation
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Oct 12, 2024 - Python
Dynatrace hash library for Java
java hash-functions hash simhash farmhash minhash consistent-hashing murmur3 hashing-algorithm hash-algorithm hyperloglog data-sketches cardinality-estimation streaming-algorithms jumphash non-cryptographic-hash-functions superminhash wyhash xxh3 imohash
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Jan 24, 2026 - Java
Fast HyperLogLog for Python.
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Aug 24, 2025 - C
Paper related to AI4DB techniques
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Dec 4, 2025
Neural Relation Understanding: neural cardinality estimators for tabular data
transformers generative-model learned-database query-optimization unsupervised-learning cardinality-estimation density-estimation autoregressive-neural-networks self-supervised-learning deep-generative-model learned-database-components
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Jun 7, 2021 - Python
Implementation of DeepDB: Learn from Data, not from Queries!
machine-learning learned-database cardinality-estimation sum-product-networks approximate-query-processing learned-database-components
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Dec 8, 2022 - Python
State-of-the-art neural cardinality estimators for join queries
transformers learned-database query-optimization cardinality-estimation probabilistic-models data-sampling self-supervised-learning deep-generative-model ml-for-systems
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Oct 6, 2020 - Python
Estimating k-mer coverage histogram of genomics data
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Dec 13, 2023 - C++
Paper about the estimation of cardinalities from HyperLogLog sketches
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May 18, 2021 - TeX
SetSketch: Filling the Gap between MinHash and HyperLogLog
sketch estimation minhash locality-sensitive-hashing intersection cosine-similarity jaccard-similarity hyperloglog sketch-data-structures cardinality-estimation jaccard minhash-lsh-algorithm jaccard-similarity-estimation minwise-hashing hyperloglog-sketches sketch-algorithm minhash-sketches minwise-hashing-algorithm inclusion-exclusion minhash-similarity
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Aug 11, 2021 - C++
Lightning fast concurrent HyperLogLog for Rust.
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Jan 24, 2026 - Rust
A crate for estimating the cardinality of distinct elements in a stream or dataset.
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Feb 18, 2025 - Rust
A Unified Deep Model of Learning from both Data and Queries for Cardinality Estimation
machine-learning deep-learning monte-carlo-integration cardinality-estimation gumbel-softmax autoregressive-models supervised-autoregressive-models
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Oct 8, 2021 - Python
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Jul 12, 2021 - C
A pytorch implementation for FACE: A Normalizing Flow based Cardinality Estimator
learned-database query-optimization unsupervised-learning cardinality-estimation density-estimation normalizing-flow deep-generative-model learned-database-components
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Oct 5, 2023 - Python
A Python library for efficient feature ranking and selection on sparse data sets.
machine-learning data-mining statistics algorithms python-library feature-selection probabilistic-programming counting feature-engineering cardinality-estimation multithreaded sampling-methods online-learning-algorithms data-monitoring data-stream-mining scalable-machine-learning feature-ranking numba-jit-compiler online-feature-building
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Jan 5, 2026 - Python
Fast and Memory Efficient Genome Sketching via HyperLogLog, HyperMinHash and UltraLogLog
hyperloglog cardinality-estimation streaming-algorithms metagenome average-nucleotide-identity hyperloglogplus ultraloglog genome-sketching hyperminhash
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Jan 22, 2026 - Rust
Fast Cardinality Estimation of Multi-Join Queries Using Sketches
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Feb 29, 2024 - Python
ExaLogLog: Space-Efficient and Practical Approximate Distinct Counting up to the Exa-Scale
sketch data-structures data-sketching hyperloglog data-sketches cardinality-estimation hll-algorithm count-distinct
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Mar 14, 2025 - Java
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