IRS13
Scientific Report No. IRS-13 Information Storage and Retrieval
Suffix Dictionaries
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.
vi- 18
Request 0269 (Cran-l Collection)
Has a criterion been established for determining the axial corn-
pressor choking line?
Suffix I[OCRerr]t Dictionary
Cosine
Rank Document Numeric Matching Words and Weights
Correlation
2 1591 Relevant .2817 Compressor(3) Line(2)
5 1590 Relevant .1375 Axial(l) Conpressor(2)
7 1967 Non-Relevant .0922 Axial(3)
20 l9[OCRerr] Non-Relevant .0301 Axial(l)
Stem Dictionary
Cosine
Rank Document Numeric Matching Words and Weights
Correlation
1 1591 Relevant Co[OCRerr]ressor(4) Choke(2)
Line(2)
5 1967 Non-Relevant .l7[OCRerr] Axial(3) Compressible(2)
Determined (1)
6 l981[OCRerr] Non-Relevant .1532 Axial(1) Compressible(2)
Choked (1) Determined (1)
7 1590 Relevant .1365 Axial(1) C[OCRerr]npressor(2)
Individual Aerodynamics Request 0269 Showing Superior
Performance Obtained with Suffix `5' Dictionary for
Relevant Document 1590.
Figure 11.