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Keenan, S.; Smeaton, A.F.; Keogh, G.: ¬The effect of pool depth on system evaluation in TREC (2001)
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Liu, X.; Zheng, W.; Fang, H.: ¬An exploration of ranking models and feedback method for related entity finding (2013)
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Vakkari, P.; Jones, S.; MacFarlane, A.; Sormunen, E.: Query exhaustivity, relevance feedback and search success in automatic and interactive query expansion (2004)
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