All work
LLM & NLPResearch2026

Student PII detection & redaction

A FERPA-aligned model that finds and removes personal data from student writing before it reaches a third-party system.

Scope something similarCode walkthrough available on request
A dashboard of charts and metrics on a widescreen monitor

The problem

Education platforms want to use LLMs on student work, but sending names, emails and IDs to an external model is a compliance incident waiting to happen.

What we built

  • Token-classification model fine-tuned on real annotated data (PIILO, CC BY 4.0) rather than synthetic examples
  • Detection and redaction pipeline covering names, contact details, IDs and free-text identifiers
  • Benchmarking against public leaderboard solutions so accuracy claims are comparable, not self-reported
  • Designed around FERPA requirements, with the same pattern applying directly to GDPR workloads
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