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Reduce the recall threshold for IVF-PQ low-precision LUT inner product tests #573

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Jan 16, 2025
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Reduce the recall threshold for IVF-PQ low-precision LUT inner product tests #573

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2 changes: 1 addition & 1 deletion cpp/test/neighbors/ann_ivf_pq.cuh
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Original file line number Diff line number Diff line change
Expand Up @@ -879,7 +879,7 @@ inline auto enum_variety_ip() -> test_cases_t
// InnerProduct score is signed,
// thus we're forced to used signed 8-bit representation,
// thus we have one bit less precision
y.min_recall = y.min_recall.value() * 0.90;
y.min_recall = y.min_recall.value() * 0.88;
} else {
// In other cases it seems to perform a little bit better, still worse than L2
y.min_recall = y.min_recall.value() * 0.94;
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