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[BUG] l2_exp & KL distances got randomly round-off errors in half-float32 mixed precision on self-neighboring #597

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rhdong opened this issue Jan 21, 2025 · 0 comments

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rhdong commented Jan 21, 2025 •

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This PR resolved this issue partially
Considering the issue becomes more serious as the k larger, there's a need to discuss a perfect solution
- It's hard to determine the thresholds empirically for get_clamp_precision. Please refer to the code: https://github.com/rapidsai/cuvs/blob/branch-25.02/cpp/src/distance/detail/distance_ops/l2_exp.cuh#L32

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rhdong added the bug label

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