Delegated Private Matching for Compute (DPMC)

[jimouris]

Types of changes

• [ ] Bug fix (non-breaking change which fixes an issue)
• [x] New feature (non-breaking change which adds functionality)
• [ ] Breaking change (fix or feature that would cause existing functionality to change)
• [ ] Docs change / refactoring / dependency upgrade

Motivation and Context / Related issue

Extending multi-key Private-ID to Delegated Private Matching for Compute (DPMC) which supports multiple partners with the help of a helper/delegate server.

• Company has a csv with identifiers (e.g., etc/example/dpmc/Ex0_company.csv).
• Partner has a csv with identifiers (e.g., etc/example/dpmc/Ex0_partner_1.csv) and a csv with features (e.g., etc/example/dpmc/Ex0_partner_1_features.csv).

How Has This Been Tested (if it applies)

Test are located in etc/example/dpmc.

Checklist

• [x] The documentation is up-to-date with the changes I made.
• [x] I have read the CONTRIBUTING document and completed the CLA (see CONTRIBUTING).
• [ ] All tests passed, and additional code has been covered with new tests.

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