Multi-level clustering anonymizes high-dimensional physical activity data with a reported five-fold speedup over standard microaggregation and comparable daily utility, but the paper does not establish the claimed k-anonymity and differential privacy guarantees.
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A Multi-level Clustering Approach for Anonymizing Large-Scale Physical Activity Data
Multi-level clustering anonymizes high-dimensional physical activity data with a reported five-fold speedup over standard microaggregation and comparable daily utility, but the paper does not establish the claimed k-anonymity and differential privacy guarantees.