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by deepsquirrelnet
698 days ago
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Neither is it a good demonstration of things that people who currently maintain postgres are experienced in doing. Companies should be reluctant to manage their own vector indexes until this becomes more a more mainstream skillset. This excellent blog post[1] demonstrates the complexities of scaling HNSW indexes and shows that at a certain point, you need to switch to ivfpq with vastly different performance and accuracy characteristics. https://aws.amazon.com/blogs/big-data/choose-the-k-nn-algori... |
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