QuantileFlow

This package provides API and functionality to efficiently compute quantiles for anomaly detection in service/system logs. Developed under LogFlow-AI initiative.

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Key Features

  • Multiple Algorithms: Includes DDSketch, MomentSketch and HDRHistogram implementations

  • Memory Efficient: Uses compact data structures regardless of data stream size

  • Mergeable: Supports distributed processing by merging sketches

  • Accuracy Guarantees: Provides configurable error bounds

  • Fast Operations: O(1) insertions and efficient quantile queries

  • Python API: Simple and intuitive interface for Python applications

Contents