feat: turboquant encoding for vectors#7167

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lwwmanning wants to merge 21 commits intodevelopfrom

claude/admiring-lichterman

Commits on Mar 25, 2026

feat[turboquant]: add TurboQuant vector quantization encoding

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feat[turboquant]: add TurboQuantCompressor and WriteStrategyBuilder integration

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refactor[turboquant]: integrate into BtrBlocks compressor directly

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bench[turboquant]: add compression/decompression throughput benchmarks

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perf[turboquant]: replace dense rotation with randomized Hadamard transform

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test[turboquant]: add theoretical error bound and inner product bias tests

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chore[turboquant]: fix review issues and generate public-api.lock

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chore[turboquant]: review cleanup — tighter tests, naming, validation

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docs[turboquant]: add crate-level docs with compression ratios and error bounds

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feat[turboquant]: support 1-8 bit quantization

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feat[turboquant]: support 9-bit Prod for tensor core int8 GEMM

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Commits on Mar 26, 2026