Wedge sampling outperforms diamond sampling for budgeted top-k maximum inner product search, and the new deterministic dWedge algorithm achieves high top-10 precision with large speedups on recommender datasets.
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Revisiting Wedge Sampling for Budgeted Maximum Inner Product Search
Wedge sampling outperforms diamond sampling for budgeted top-k maximum inner product search, and the new deterministic dWedge algorithm achieves high top-10 precision with large speedups on recommender datasets.