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

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a synthesis of Flesch-Kincaid, Coleman-Liau, SMOG, and Dale-Chall readability metrics
Smarter URL Normalization at Scale: How MIQPS Powers Content Deduplication at Pinterest Shanhai Liao | Senior Software Engineer, Content Acquisition and Media Platform; Di Ruan, | Senior Staff Software Engineer, Content Acquisition and Media Platform; Evan Li, | Senior Engineering Manager, Content Acquisition and Media Platform Introduction Accurate content understanding underpins Pinterest’s abil...
**ACADEMIC MODE** The MIQPS algorithm presents a novel, data-driven approach to URL normalization, addressing a critical scalability challenge in content deduplication. The methodology is sound in its empirical testing of parameter importance, using visual content fingerprints as a ground truth—a robust alternative to unreliable metadata like canonical URLs. However, peer reviewers might flag several considerations: 1. **Methodology Check**: The reliance on visual content fingerprints assumes th...