Google COVID-19 Vaccination Search Insights: Anonymization Process Description
Abstract
This report describes the aggregation and anonymization process applied to the COVID-19 Vaccination Search Insights (published at http://goo.gle/covid19vaccinationinsights), a publicly available dataset showing aggregated and anonymized trends in Google searches related to COVID-19 vaccination. The applied anonymization techniques protect every user's daily search activity related to COVID-19 vaccinations with (, δ)-differential privacy for = 2.19 and δ = 10-5.
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