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What key statistic is used to determine the effectiveness of an IR system based up on the fraction of relevant documents returned out of all

What key statistic is used to determine the effectiveness of an IR system based up on the fraction of relevant documents returned out of all relevenat documents in the entire corpus?

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Recommended Textbook for

Advances In Databases And Information Systems Second East European Symposium Adbis 98 Poznan Poland September 1998 Proceedings Lncs 1475

Authors: Witold Litwin ,Tadeusz Morzy ,Gottfried Vossen

1st Edition

3540649247, 978-3540649243

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