Finding the Best of Two Worlds: Faster and More Robust Top-k Document Retrieval

Omar Khattab
Omar Khattab
Mohammad Hammoud
Mohammad Hammoud

SIGIR '20: The 43rd International ACM SIGIR conference on research and development in Information Retrieval Virtual Event China July, 2020, pp. 1031-1040, 2020.

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Abstract:

Many top-k document retrieval strategies have been proposed based on the WAND and MaxScore heuristics and yet, from recent work, it is surprisingly difficult to identify the "fastest" strategy. This becomes even more challenging when considering various retrieval criteria, like different ranking models and values of k. In this paper, we c...More

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