GLINER2 detector
gliner25-fastino-ru PII detection benchmark
Measured on 19 of 41 retained datasets under the same frozen scoring and masking protocol.
64.57%fully hidden annotations
73.29%detected / overlapped
3.37%extra masking
1,301CPU characters / second
Strengths
Highest complete-masking rates by normalized data type.
Phone numbers & email88.63%12,743 / 14,377
People's names79.16%26,862 / 33,934
Network identifiers61.88%14,289 / 23,092
Watch list
Lowest observed complete-masking rates; inspect before deployment.
Customer & employee IDs25.52%1,030 / 4,036
Dates & times26.89%709 / 2,637
Other sensitive attributes29.20%325 / 1,113
Language coverage
The overall leader can differ from the best choice for one language slice.
| Language | Datasets | Fully hidden ↑ | Detected ↑ | Extra masking ↓ |
|---|---|---|---|---|
| Russian | 19 | 64.57% | 73.29% | 3.37% |
Configuration, source and version
- Family
- GLINER2
- Revision
- aaecfe45db1d828c963717054ccb868e8ad1f1d5
- Eligible datasets
- 19 / 41
- Character F1
- 0.792
- Untouched diagnostic
- 26.71% · 36,443 / 136,419
- Benchmark version
- 1.0.3 · 2026-09-09
- CPU seconds / 10k chars
- 7.686
- GPU seconds / 10k chars
- Not measured
Russian labels
Results by dataset
Complete masking is primary; detection shows whether any character overlapped.
| Dataset | Gold annotations | Fully hidden ↑ | Detected ↑ | Extra masking ↓ |
|---|---|---|---|---|
| rubai-ru | 3,458 | 7.87% | 97.83% | — |
| alexen2 | 1,261 | 27.12% | 99.37% | 9.34% |
| corrupt-redmadrobot | 5,531 | 47.46% | 50.55% | 0.50% |
| synth-secrets-ru | 581 | 51.98% | 54.39% | 14.51% |
| scanpatch | 8,708 | 52.85% | 56.45% | 2.15% |
| nym-ru | 9,497 | 55.14% | 57.39% | — |
| redmadrobot | 5,516 | 57.92% | 60.26% | 0.45% |
| multiconer-ru | 1,208 | 59.19% | 78.56% | 12.70% |
| corrupt-hivetrace | 1,667 | 62.15% | 68.99% | 0.43% |
| redact-ru | 9,230 | 64.12% | 69.04% | 9.36% |
| synth-ru-tickets | 32,099 | 67.32% | 81.51% | — |
| synth-wiki-tables | 13,094 | 68.24% | 69.54% | — |
| synth-jira-comments | 2,705 | 71.65% | 72.31% | — |
| hivetrace | 1,667 | 72.17% | 74.81% | 0.26% |
| jayguard | 1,195 | 73.14% | 85.77% | 1.29% |
| nerel | 24,369 | 73.30% | 76.97% | — |
| russian-pii-66k | 4,805 | 75.48% | 77.79% | — |
| factrueval | 7,966 | 77.54% | 78.22% | — |
| alrosait | 1,862 | 86.63% | 99.03% | 6.07% |