pinner-experience Articles

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Smarter URL Normalization at Scale: How MIQPS Powers Content Deduplication at Pinterest

Pinterest's MIQPS algorithm automatically learns which URL parameters affect content identity, enabling efficient deduplication across millions of merchant URLs at scale.

Machine Learning•2025-12-05

Improving Quality of Recommended Content through Pinner Surveys

Pinterest describes how Pinner (user) surveys are used to train a machine learning model that improves content quality recommendations across Homefeed, Related Pins, and Search.