Decision Workspace
regit-covariance vs covstream vs use-quant
Side-by-side comparison of Rust crates
49
regit-covariance
experimentalv2.0.0
Covariance matrix denoising for financial risk validation. Marchenko-Pastur filtering, Ledoit-Wolf shrinkage, detoning. Pure math, no I/O.
55
covstream
experimentalv0.1.3
Lean-backed fixed-dimension streaming covariance and Ledoit-Wolf shrinkage
54
use-quant
experimentalv0.1.0
Facade crate for RustUse quantitative finance primitives
Core Metrics
| regit-covariance | covstream | use-quant | |
|---|---|---|---|
| Health Score | 49 | 55 | 54 |
| Total Downloads | 81 | 67 | 98 |
| 30d Downloads | 0 | 0 | 0 |
| Dependents | 0 | 0 | 4 |
| Releases | 6 | 4 | 2 |
| Last Updated | today | 92d ago | 16d ago |
| Age | 4m | 3m | 1m |
Health Breakdown
regit-covariance
Maintenance
19
Quality
10
Community
6
Popularity
2
Documentation
12
covstream
Maintenance
19
Quality
15
Community
6
Popularity
2
Documentation
13
use-quant
Maintenance
13
Quality
16
Community
8
Popularity
2
Documentation
15
Technical Details
| regit-covariance | covstream | use-quant | |
|---|---|---|---|
| Version | 2.0.0 | 0.1.3 | 0.1.0 |
| Stable (≥1.0) | ✓ Yes | ✗ No | ✗ No |
| License | Apache-2.0 | MIT | MIT OR Apache-2.0 |
| Dependencies | 6 | 2 | 12 |
| Crate Size | 41KB | 41KB | 6KB |
| Features | 0 | 1 | 13 |
| Yanked % | 50.0% | 0.0% | 0.0% |
| Edition | 2024 | 2021 | 2024 |
| MSRV | 1.94 | — | 1.95.0 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •covstream leads with a health score of 55/100, but none of the options score above 80.
- •use-quant has the most downloads (98), suggesting wider adoption.
- •covstream, use-quant are pre-1.0 — API may change.