<ul data-eligibleForWebStory="true"><li>Detecting duplicate entities at scale is challenging due to quadratic complexity in comparisons.</li><li>Modern de-duplication pipelines use blocking keys, hashing, and candidate generation to reduce comparisons.</li><li>Different blocking strategies like standard blocking, multi-pass, canopy clustering, and LSH are discussed.</li><li>Sparse vs. dense vector similarity filtering and hybrid approaches are crucial for efficient deduplication.</li></ul>

Why No Single Algorithm Solves Deduplication — and What to Do Instead

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