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Support PQ code that is larger than 8 bits. #723

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eddyxu opened this issue Mar 22, 2023 · 0 comments
Open

Support PQ code that is larger than 8 bits. #723

eddyxu opened this issue Mar 22, 2023 · 0 comments
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benchmark rust Rust related tasks vector Vector Search

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@eddyxu
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eddyxu commented Mar 22, 2023 •
edited by changhiskhan
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Problem Statement

Support 9-16 bits (<2B) PQ code.

Performance-wise does larger PQ codes improve performance? How does it compare with just using more subvectors? FAISS seem to be using smaller codes like 4-bits to enable better compression.
@eddyxu eddyxu added rust Rust related tasks vector Vector Search labels Mar 22, 2023
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