add adaptive batch size heuristic for filtered search#309

Merged

yuejiaointel merged 35 commits intomainfrom

feature/adaptive-filtered-batch-size-v2

Apr 27, 2026

Commits on Apr 10, 2026

Commits on Apr 14, 2026

address review: Unspecify filter_stop, hoist max_batch_size, rename max_value
yuejiaointel
committed

Commits on Apr 16, 2026

combine duplicate params check into single if block
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simplify filter sampling: take first N IDs instead of full copy
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extract kFilterSampleSize constant and pad_empty_results utility
yuejiaointel
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use stride-based sampling for filter hit rate estimation
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use random sampling for filter hit rate estimation
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sample from valid IDs for dynamic vamana, sequential for static
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deduplicate sampling into shared estimate_filter_hit_rate_impl
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Commits on Apr 17, 2026

set internal filter_stop default to 0 (disabled)
yuejiaointel
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Commits on Apr 20, 2026

reuse predict_further_processing and should_stop_filtered_search for sampling
yuejiaointel
committed

Commits on Apr 27, 2026