SP500215
NIST Special Publication 500-215: The Second Text REtrieval Conference (TREC-2)
Appendix B: System Features
Appendix
National Institute of Standards and Technology
D. K. Harman
ilL SEARCHING (CON'¶)
YSThM NAME [ Dortinund [ Cornell [OCRerr]_Berkeley [OCRerr]_Rutgers [ Siemens [OCRerr] UMASS [OCRerr]
in Ranking _________ ___________ See INQUERY
both does and
Frequency Yes Yes Yes queries Yes
I
tried but query terms only
[OCRerr] Document Frequency Yes Yes discarded Yes [OCRerr]
Term Weights Yes Yes Yes, see "Cther" Yes [3] Yes (Query) [OCRerr]
1 tic Closeness No Yes [4] No [OCRerr]
)n in Document [1] _______________ _______________ No [OCRerr]
jic Clues No No [OCRerr]
tried but
[`ity of Terms Yes Yes discarded Yes [OCRerr]
lation Theoretic Weights Yes No Yes [7] [OCRerr]
Yes, to calculate
nent I£ngth Yes Yes relative Yes [5] No [8] n
_______________ frequencies
leteness No No [OCRerr]
n Frequency No No [OCRerr]
specificity _____________ No Yes [6] No [OCRerr]
Sense Frequency No No [OCRerr]
r Distance No No [OCRerr]
Yes [2]