ISR11
Scientific Report No. ISR-11 Information Storage and Retrieval
An Experimental Investigation of Automatic Hierarchy Generation
chapter
G. Blomgren
A. Goodman
L. Kelly
Harvard University
Gerard Salton
Use, reproduction, or publication, in whole or in part, is permitted for any purpose of the United States Government.
~TIII-2O
The Levels and the Concepts on the Levels
Cutoff = .200000
LEVEL NUI[OCRerr]ER 1 LEVEL NUMBER 2
1 BROTHERS 60 BROTHERS
SONS 6o SONS
50 BROTHERS 69 OVERFLOW COUNT = 0
SONS
69 BROTHERS 50
SONS
91 BROTHERS 100
SONS
100 BROTHERS 91
SONS
OVERFT3OW COUNT = 0
The Hierarchy
Cutoff = .200000
Oi(so)[OCRerr] Oi[OCRerr]
The Hierarchy
Cutoff = .180000
OOO~(6~)
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(85) m91100
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