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Savoy, J.; Ndarugendamwo, M.; Vrajitoru, D.: Report on the TREC-4 experiment : combining probabilistic and vector-space schemes (1996)
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- Gaithersburgh, MD : National Institute of Standards and Technology
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Savoy, J.; Calvé, A. le; Vrajitoru, D.: Report on the TREC5 experiment : data fusion and collection fusion (1997)
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- Gaithersburgh, MD : National Institute of Standards and Technology