Central DP (server-side adaptive clipping) #2909
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…client-side-fixed-clipping
…client-side-adaptive-clipping
…client-side-adaptive-clipping
…dp-server-side-adaptive-clipping
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panh99
reviewed
Feb 29, 2024
Co-authored-by: Heng Pan <pan@flower.ai>
danieljanes
approved these changes
Feb 29, 2024
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Issue
Description
Central DP, also known as user-level DP, enables differential privacy strategies in Flower with server-side adaptive clipping.
Related issues/PRs
Proposal
Explanation
A new class,
DifferentialPrivacyServerSideAdaptiveClipping, has been added. It can be wrapped around a strategy class to enable central DP with adaptive clipping. The clipping phase of clients' model updates is performed at the server side. A new clipping norm is computed on every round.Checklist
#contributions)Changelog entry
Any other comments?