On information retrieval metrics designed for evaluation with incomplete relevance assessments

Overview of attention for article published in Information Retrieval Journal, March 2008

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@keyakkie 結論：bprefを使うくらいなら、検索結果から未判定文書を除去した上で平均精度を計算したほうがよい。bprefは上位の変化に鈍感で、上記のように計算した平均精度は上位の変化に敏感。定義式を見比べればわかる。あとこれhttp://t.co/A8emm7ZE7s

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