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ball-tree
v0.5.2 GrowingBall-tree implementation for K-nearest neighbors
MIT Edition 2021
Quick Verdict
- ✓Actively maintained (updated 79d ago)
- !Pre-1.0: API may have breaking changes
- ✓Tiny footprint (8KB, 2 deps)
- ✓Permissive license (MIT)
Security
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Downloads
41.4K
Dependents
1
Releases
8
Size
8KB
Deep Insights
📈
Strong growth momentum
1.9K downloads in the last 30 days (65/day), up 29% from the previous period.
🔬
Pre-1.0 for over a year
Despite being 7+ years old, ball-tree hasn't reached 1.0 yet. Expect potential API changes between versions.
🪶
Minimal dependencies
Only 2 direct dependencies. Lean dependency tree means faster builds and lower supply chain risk.
📐
Compact crate
At 8KB, ball-tree is lightweight. Small crate size correlates with focused, well-scoped functionality.
Health Breakdown
Maintenance 15/25
Recency, release consistency, active ratio
Quality 15/25
Yanked ratio, deps, size, maturity, features
Community 7/20
Reverse deps, ownership, ecosystem
Popularity 6/15
Downloads, momentum, growth trend
Documentation 10/15
Docs, repo, license, metadata
Download Trend
Daily downloads · last 90 days
55/day avg+32%
Top Dependents
Most downloaded crates that depend on ball-tree
Version Adoption
v0.5.1
51%
v0.3.0
21%
v0.2.0
13%
v0.4.0
8%
v0.5.0
8%
Release Timeline
8 releasessince 2018
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2018
2
2019
1
2020
2021
1
2022
2023
1
2024
2
2025
2026
1
LessMore
README
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Maintainers
Dependencies
2
direct dependencies
Dependents
1
crates depend on ball-tree