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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0 Fig. 4. 300T. No links
Fig. 4.310T. Partitioning
X Fig. 4. 320T. Interfixing
Fig. 4.330T. Inlerfixing and Partiti g
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% PRECISION
FIGURE 4. 340P EFFECT OF LINKING DEVICES FOR INDEX LANGUAGE
I. 1 WITIt19 QUESTIONS
0 Fig. 4.301T, No links
Fig. 4.311T. Partitioning
Fig. 4. 321T. Interfixing
Fig. 4,331T. lnterfixiilg and Partiti
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IO 20 30 40 50 60 70 80 gO I00
% PP[OCRerr]CISION
FIGURE 4.341P EFFECT OF LINKING DEVICES FOR INDEX LANGUAGE
1.1 WITH 17 QUESTIONS