IRS13
Scientific Report No. IRS-13 Information Storage and Retrieval
Document Length
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.
V-12
Document 61 Docum[OCRerr]nt 1+1
(Relevant) (Non-Relevant)
Correlation Rank Correlation Rank
Title .3651 10 .[OCRerr]082 8
Abstract .3608 8 .1703 39
Cosine [OCRerr]orrelation coefficients and rank positions for two documents in re-
lation to request QA8, giving an exanple of a superior result with abstracts
compared to titles. (ADI Collection, Thesaurus Dictionary)
Figure [OCRerr].