Sketch Models

Public objects from aberrant.model.sketch:

• LODA
• MStream
• RSHash

LODA is a bounded-memory random-projection histogram detector.

MStream is a bounded-memory streaming detector based on fixed-size sketches.

RSHash is a bounded-memory randomized subspace hashing detector.

Notes: - Supports optional explicit timestamp handling via time_key. - Returns continuous non-negative anomaly scores.