apache/datasketches-java

A software library of stochastic streaming algorithms, a.k.a. sketches.

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6 open issues indexed

can we use stable sort for tdigest Open

Difficulty 3/5 1-2 days Newbie friendliness 58/100

apache/datasketches-java#739 · 1 comment · Opened Jul 9, 2026
Add proper module name in Manifest Open

Difficulty 2/5 1-3 hours Newbie friendliness 65/100

apache/datasketches-java#731 · 16 comments · Opened Apr 1, 2026
How CpcSketch's CompressionData gets generated? Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

apache/datasketches-java#720 · 3 comments · Opened Jan 29, 2026
Non-deterministic result when merging an empty KllFloatsSketch with two others Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

apache/datasketches-java#693 · 13 comments · Opened Nov 21, 2025
Reservoir sampling improvements Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

apache/datasketches-java#647 · 5 comments · Opened Feb 3, 2025
The Java Hash functions and possibly other functions, need to be more centralized, e.g., in DS-java-common. Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

apache/datasketches-java#569 · Opened Jun 3, 2024

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