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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IAst of Figures (Cont)
Precision
Device
Index
Language
4.312T PARTITIONING I. 6. b
4.313T " 1.6.b
No. of
Questions
19
17
Question
Subset
Document
Collect ion
1400
1400
4.320T INTERFIXING I.l.c 19 4 1400
4.321T " I.l.c 17 5 1400
4.322T " 1.6.c 19 4 1400
4.323T " 1.6.c 17 5 1400
4,330T PART. + INT. I.l.d 19 4 1400
4.331T " I.l.d 17 5 1400
4.332T " 1.6.d 19 4 1400
4.333T " 1.6.d 17 5 1400
l.l.a,b,
c,d
I.l.a,b,
e,d
1.6.a.b,
e,d
4.340P PART., INT.,
& PART. + INT.
4. 341P "
19
17
19
17
4.342P "
4.343P "
1.6.a,b,
c,d
1400
1400
1400
1400
Plot~
Plot 4.300T,
4.310T, 4.320T,
4.330T.
Plot 4.301T,
4.311T, 4.321T,
4.331T.
Plot 4.302T,
4.312T, 4.322T,
4.332T.
Plot 4.303T,
4.313T, 4.323T,
4.333T.