CRANV2
Aslib Cranfield Research Project: Factors Determining the Performance of Indexing Systems: Volume 2
Main test results
chapter
Cyril Cleverdon
Michael Keen
Cranfield
An investigation supported by a grant to Aslib by the National Science Foundation.
Use, reproduction, or publication, in whole or in part, is permitted for any purpose of the United States Government.
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4. 140T
4.141 P
4.142P
Index No. of Question Document
Language Questions Subset Collection
Plots
I.l.a 42 2 200
i.l.a 42 2 1400 Plot 4.120T,
200 4.140T
{same as 4.141P, but recall/adjusted precision)