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Hearst, M.; Pedersen, J.; Pirolli, P.; Schütze, H.; Grefenstette, G.; Hull, D.: Xerox site report : four TREC-4 tracks (1996) 0.01

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Spink, A.; Park, M.; Jansen, B.J.; Pedersen, J.: Elicitation and use of relevance feedback information (2006) 0.00

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