4 ms·
The idea that 24/7 minute-by-minute location data can somehow truly be "anonymized" is beyond ridiculous. It's easy for any organization (or even a single resea
by zaphod4prez 7y ago
The idea that 24/7 minute-by-minute location data can somehow truly be "anonymized" is beyond ridiculous. It's easy for any organization (or even a single researcher who has cash to spend) to deanonymize it by merging w any number of other datasets that are available for purchase.
"Anonymizing" this kind of data is really just saying "for some of these users, it'll be somewhat expensive to unmask them. for others it will be trivial."
https://www.researchgate.net/publication/220926571_Anonymization_of_location_data_does_not_work_A_large-scale_measurement_study https://www.researchgate.net/publication/220926571_Anonymiza...
- myrryr 7y agoIf you read the original, it is aggregated on an hourly based by cell tower, at the Telco level, before it hits the stats department. Also New Zealand did it first, using exactly the same model. The stats department don't get unit record.