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Index/Topics/l-diversity

l-diversity

A method for anonymizing data by ensuring that each record has at least l different values for a given attribute.

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2 results
Jan 20, 2026

What technical methods do researchers use to reidentify de‑identified web search logs?

Researchers reidentify “de‑identified” web search logs by combining structural signals in logs (IP addresses, timestamps, sessionization), unique or rare query text, linkage with auxiliary datasets, a...

Jan 8, 2026

What standards exist for anonymizing patient‑level trial data to prevent reidentification, and how effective are they?

There is no single, universally accepted technical standard for anonymizing patient‑level clinical trial data; instead a patchwork of statistical metrics, industry guidance, platform rules and nationa...