Changes bm25 k1 and b parameter #120
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Reading the Pyserini documentation I realized that maybe these values are swapped
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@lintool, we found that this bug decreases the effectiveness by 2-3 nDCG points on Robust04. It probably impacts covidex's effectiveness, too. |
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Reading Pyserini documentation I realized that maybe these values are swapped. @lintool could you have a look? Thanks!