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    2009
    ACM
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    Approximating true relevance distribution from a mixture model based on irrelevance data
    14 years 7 months ago
    Approximating true relevance distribution from a mixture model based on irrelevance data
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    Pseudo relevance feedback (PRF), which has been widely applied in IR, aims to derive a distribution from the top n pseudo relevant documents D. However, these documents are often ...
    Peng Zhang, Yuexian Hou, Dawei Song
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