Product Quantization (PQ)

Master Product Quantization: 32-100x memory savings via vector compression. Learn subspaces, codebooks, asymmetric distance, and the precision tradeoffs.

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6
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💻
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Lessons in This Topic

Work through these 6 lessons in order, or jump to whichever topic you need most.

📋

PQ Intuition

Intermediate
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Subspaces and Codebooks

Advanced
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Asymmetric Distance Computation

Advanced
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OPQ: Optimized Product Quantization

Advanced
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PQ Precision Tradeoffs

Intermediate
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Combining PQ with HNSW and IVF

Advanced