PII Masking 1m
Collection
The largest open source contribution for PII Masking tasks
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4 items
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Updated
This model is designed to redact Personally Identifiable Information (PII) from English text. It has been fine-tuned exclusively on the English subset of the open-pii-masking-500k-ai4privacy dataset. Note:
[SURNAME]
, [TIME]
, etc.) without preserving the original class details. The table below summarizes the detailed evaluation results per PII label:
Label | TP | FP | FN | Accuracy | Precision | Recall | F1 Score |
---|---|---|---|---|---|---|---|
SURNAME | 3724 | 0 | 26 | 99.31% | 100.0% | 99.31% | 99.65% |
O (Non-PII) | 0 | 368 | 0 | 99.36% | n/a | n/a | n/a |
TIME | 1934 | 0 | 2 | 99.90% | 100.0% | 99.90% | 99.95% |
DRIVERLICENSENUM | 505 | 0 | 2 | 99.61% | 100.0% | 99.61% | 99.80% |
PASSPORTNUM | 566 | 0 | 0 | 100.0% | 100.0% | 100.0% | 100.0% |
GIVENNAME | 7557 | 0 | 163 | 97.89% | 100.0% | 97.89% | 98.93% |
TELEPHONENUM | 3637 | 0 | 4 | 99.89% | 100.0% | 99.89% | 99.95% |
BUILDINGNUM | 418 | 0 | 8 | 98.12% | 100.0% | 98.12% | 99.05% |
AGE | 164 | 0 | 5 | 97.04% | 100.0% | 97.04% | 98.50% |
DATE | 2335 | 0 | 0 | 100.0% | 100.0% | 100.0% | 100.0% |
CITY | 1717 | 0 | 85 | 95.28% | 100.0% | 95.28% | 97.58% |
TITLE | 363 | 0 | 21 | 94.53% | 100.0% | 94.53% | 97.19% |
IDCARDNUM | 2008 | 0 | 12 | 99.41% | 100.0% | 99.41% | 99.70% |
GENDER | 120 | 0 | 1 | 99.17% | 100.0% | 99.17% | 99.59% |
CREDITCARDNUMBER | 555 | 0 | 3 | 99.46% | 100.0% | 99.46% | 99.73% |
SEX | 77 | 0 | 2 | 97.47% | 100.0% | 97.47% | 98.72% |
STREET | 1379 | 0 | 8 | 99.42% | 100.0% | 99.42% | 99.71% |
TAXNUM | 343 | 0 | 14 | 96.08% | 100.0% | 96.08% | 98.00% |
2607 | 0 | 1 | 99.96% | 100.0% | 99.96% | 99.98% | |
SOCIALNUM | 421 | 0 | 1 | 99.76% | 100.0% | 99.76% | 99.88% |
ZIPCODE | 418 | 0 | 8 | 98.12% | 100.0% | 98.12% | 99.05% |
Overall Evaluation:
Accuracy: 99.17%
Precision: 98.82%
Recall: 98.83%
F1 Score: 98.82%
Total True Positives (TP): 30,848
Total False Positives (FP): 368
Total False Negatives (FN): 366
Macro-Averaged Metrics:
[SURNAME]
, [TIME]
) without retaining the specific class information.This model card details the evaluation metrics and fine-tuning parameters for the English anonymiser. Please note:
Ai4Privacy – Committed to protecting personal data in the age of AI.