-
Gratch, B.; Settel, B.; Atherton, P.: Characteristics of book indexes for subject retrieval in the humanities and social sciences (1978)
0.05
0.04789843 = product of:
0.09579686 = sum of:
0.09579686 = sum of:
0.008422533 = weight(_text_:s in 1061) [ClassicSimilarity], result of:
0.008422533 = score(doc=1061,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.16817348 = fieldWeight in 1061, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.109375 = fieldNorm(doc=1061)
0.08737433 = weight(_text_:22 in 1061) [ClassicSimilarity], result of:
0.08737433 = score(doc=1061,freq=2.0), product of:
0.16130796 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.046063907 = queryNorm
0.5416616 = fieldWeight in 1061, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.109375 = fieldNorm(doc=1061)
0.5 = coord(1/2)
- Source
- Indexer. 11(1978), S.14-22
-
Keen, E.M.: On the generation and searching of entries in printed subject indexes (1977)
0.00
0.002406438 = product of:
0.004812876 = sum of:
0.004812876 = product of:
0.009625752 = sum of:
0.009625752 = weight(_text_:s in 2302) [ClassicSimilarity], result of:
0.009625752 = score(doc=2302,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.19219826 = fieldWeight in 2302, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.125 = fieldNorm(doc=2302)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Journal of documentation. 33(1977) no.1, S.15-45
-
Garfield, E.: ¬The Permuterm Subject Index : an autobiographic review (1976)
0.00
0.002406438 = product of:
0.004812876 = sum of:
0.004812876 = product of:
0.009625752 = sum of:
0.009625752 = weight(_text_:s in 3299) [ClassicSimilarity], result of:
0.009625752 = score(doc=3299,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.19219826 = fieldWeight in 3299, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.125 = fieldNorm(doc=3299)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Journal of the American Society for Information Science. 27(1976), S.88-291
-
Craven, T.C.: NEPHIS: a nested phrase indexing system (1977)
0.00
0.0021056333 = product of:
0.0042112665 = sum of:
0.0042112665 = product of:
0.008422533 = sum of:
0.008422533 = weight(_text_:s in 1333) [ClassicSimilarity], result of:
0.008422533 = score(doc=1333,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.16817348 = fieldWeight in 1333, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.109375 = fieldNorm(doc=1333)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Journal of the American Society for Information Science. 28(1977), S.107-114