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Debole, F.; Sebastiani, F.: ¬An analysis of the relative hardness of Reuters-21578 subsets (2005)
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Frei, H.P.; Stieger, D.: ¬The use of semantic links in hypertext information retrieval (1995)
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Cathey, R.J.; Jensen, E.C.; Beitzel, S.M.; Frieder, O.; Grossman, D.: Exploiting parallelism to support scalable hierarchical clustering (2007)
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Witschel, H.F.: Global term weights in distributed environments (2008)
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Sparck Jones, K.; Rijsbergen, C.J. van: Progress in documentation : Information retrieval test collection (1976)
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