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.
P
11-41
Average
Recall
Ceiling
+
Zndividual
Requests
A
B
C
D
I
J
A
+
Requests with
Zero Relevant
Retrieved
Representation of the Cluster Search Evaluation Problem
Fig. 24