Composition Algorithm Application Context Dataset Characteristics Privacy Requirements
Sequential Composition Sequential analysis pipelines Small to moderate-sized datasets Moderate privacy guarantees
Parallel Composition Simultaneous independent queries Independent queries Strong privacy guarantees
Moments Accountant Complex and evolving queries Diverse query sensitivities Accurate cumulative privacy bounds
Rényi Differential Privacy Adaptive data analysis Variable α values Flexible privacy guarantees
Post-Processing Enhancing utility after privacy Any dataset size Enhanced utility while preserving privacy
Renewal-Based Composition Long-term data analysis Continuous or streaming data Consistent privacy preservation over time
Adaptive Composition Dynamic query scenarios Queries with varying sensitivities Accommodate adaptive query behaviours
Hierarchical Composition Multi-level analysis scenarios Hierarchical dataset structures Privacy preservation across levels