Lancaster, W., MEDLARS: Report on the Evaluation of Its Operating Efficiency. American Documentation 20(2), 1969, 641-664. Home/Search Document Not in Database Summary Related Articles Check |
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A Probabilistic Model of Information Retrieval.. - Jones, Walker, Robertson (1998) (29 citations) (Correct)
....than any used hitherto in mainstream TREC, itself the largest systematic retrieval evaluation effort so far. It is also not merely very much larger than older experimental collections: it is a more substantial data set, in important respects, than that used in Lancaster s historic investigation (Lancaster 1969): Lancaster s study was impressively large in terms of document and request numbers (approx 300 x 800,000) but it did not involve either text searching, only matching on short contolled term lists, or multi strategy comparisons. However it is also the case that much of the work to be described ....
Lancaster, W.F. (1969) MEDLARS: Report on the evaluation of its operating efficiency.
Document Text Characteristics Affect the Ranking.. - Sormunen.. (2001) (Correct)
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Lancaster, W., MEDLARS: Report on the Evaluation of Its Operating Efficiency. American Documentation 20(2), 1969, 641-664.
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