IRS13
Scientific Report No. IRS-13 Information Storage and Retrieval
Evaluation Parameters
chapter
E. M. Keen
Harvard University
Gerard Salton
Use, reproduction, or publication, in whole or in part, is permitted for any purpose of the United States Government.
Specific Requests (21)
General Requests (21)
0.001
Specific Requests (21)
General Requests (21)
0.005 - 1.0 -
0.01 .8 -
0.05- .6 -
0.I .4 -
0.5 - .2 -
1.0
I I I I
0.2 0.4 0.6 0.8 1.0 .2 .4 .6 .8 1.0
a) System Efficiency Evaluation
b) User Satisfaction Evaluation
Cran-1 Abstracts Stem, Micro Evaluation, pseudo-Cranf jeld
Cutoff, Averages over 21 Requests
Fig. 29