-
DeHart, F.E.; Glazier, J.: Computer searching on PRECIS : an exploration of measuring comparative retrieval effectiveness (1984)
0.00
6.9257664E-4 = product of:
0.0013851533 = sum of:
0.0013851533 = product of:
0.00415546 = sum of:
0.00415546 = weight(_text_:s in 828) [ClassicSimilarity], result of:
0.00415546 = score(doc=828,freq=2.0), product of:
0.049418733 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.04545348 = queryNorm
0.08408674 = fieldWeight in 828, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0546875 = fieldNorm(doc=828)
0.33333334 = coord(1/3)
0.5 = coord(1/2)
- Source
- International classification. 11(1984), S.3-8
-
Austin, D.: Automatisierung in der Sacherschließung der British Library (1984)
0.00
6.9257664E-4 = product of:
0.0013851533 = sum of:
0.0013851533 = product of:
0.00415546 = sum of:
0.00415546 = weight(_text_:s in 999) [ClassicSimilarity], result of:
0.00415546 = score(doc=999,freq=2.0), product of:
0.049418733 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.04545348 = queryNorm
0.08408674 = fieldWeight in 999, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0546875 = fieldNorm(doc=999)
0.33333334 = coord(1/3)
0.5 = coord(1/2)
- Source
- Bibliothek: Forschung und Praxis. 8(1984), S.45-57
-
Mahapatra, M.; Biswas, S.C.: Efficiency of PRECIS role operators (1984)
0.00
6.9257664E-4 = product of:
0.0013851533 = sum of:
0.0013851533 = product of:
0.00415546 = sum of:
0.00415546 = weight(_text_:s in 1782) [ClassicSimilarity], result of:
0.00415546 = score(doc=1782,freq=2.0), product of:
0.049418733 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.04545348 = queryNorm
0.08408674 = fieldWeight in 1782, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0546875 = fieldNorm(doc=1782)
0.33333334 = coord(1/3)
0.5 = coord(1/2)
- Source
- International library review. 16(1984), S.299-307
-
Madelung, H.-O.: Subject searching in the social sciences : a comparison of PRECIS and KWIC indexes indexes to newspaper articles (1982)
0.00
6.9257664E-4 = product of:
0.0013851533 = sum of:
0.0013851533 = product of:
0.00415546 = sum of:
0.00415546 = weight(_text_:s in 5517) [ClassicSimilarity], result of:
0.00415546 = score(doc=5517,freq=2.0), product of:
0.049418733 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.04545348 = queryNorm
0.08408674 = fieldWeight in 5517, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0546875 = fieldNorm(doc=5517)
0.33333334 = coord(1/3)
0.5 = coord(1/2)
- Source
- Journal of librarianship. 14(1982), S.45-58
-
Bidd, D.; Chevigny, L. de; Marshall, M.: PRECIS for subject access in a national audiovisual information system (1986)
0.00
6.9257664E-4 = product of:
0.0013851533 = sum of:
0.0013851533 = product of:
0.00415546 = sum of:
0.00415546 = weight(_text_:s in 2849) [ClassicSimilarity], result of:
0.00415546 = score(doc=2849,freq=2.0), product of:
0.049418733 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.04545348 = queryNorm
0.08408674 = fieldWeight in 2849, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0546875 = fieldNorm(doc=2849)
0.33333334 = coord(1/3)
0.5 = coord(1/2)
- Source
- Canadian library journal. 43(1986), S.177-184
-
Assuncào, J.B.: PRECIS en portuguès : em busca uma adaptacào (1989)
0.00
6.9257664E-4 = product of:
0.0013851533 = sum of:
0.0013851533 = product of:
0.00415546 = sum of:
0.00415546 = weight(_text_:s in 4064) [ClassicSimilarity], result of:
0.00415546 = score(doc=4064,freq=2.0), product of:
0.049418733 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.04545348 = queryNorm
0.08408674 = fieldWeight in 4064, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0546875 = fieldNorm(doc=4064)
0.33333334 = coord(1/3)
0.5 = coord(1/2)
- Source
- Revista da Escola de Biblioteconomia da UFMG. 18(1989), no.2, S.153-365
-
Krömmelbein, U.: Linguistische und fachwissenschaftliche Gesichtspunkte der Schlagwortsyntax : Eine vergleichende Untersuchung der Regeln für die Schlagwortvergabe der Deutschen Bibliothek, der RSWK und der Indexierungsverfahren Voll-PRECIS und Kurz-PRECIS (1984)
0.00
5.936372E-4 = product of:
0.0011872743 = sum of:
0.0011872743 = product of:
0.003561823 = sum of:
0.003561823 = weight(_text_:s in 984) [ClassicSimilarity], result of:
0.003561823 = score(doc=984,freq=2.0), product of:
0.049418733 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.04545348 = queryNorm
0.072074346 = fieldWeight in 984, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046875 = fieldNorm(doc=984)
0.33333334 = coord(1/3)
0.5 = coord(1/2)
- Source
- Bibliothek: Forschung und Praxis. 8(1984), S.159-202
-
Austin, D.; Digger, J.A.: PRECIS: The Preserved Context Index System (1985)
0.00
4.1976487E-4 = product of:
8.3952973E-4 = sum of:
8.3952973E-4 = product of:
0.0025185891 = sum of:
0.0025185891 = weight(_text_:s in 3652) [ClassicSimilarity], result of:
0.0025185891 = score(doc=3652,freq=4.0), product of:
0.049418733 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.04545348 = queryNorm
0.050964262 = fieldWeight in 3652, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0234375 = fieldNorm(doc=3652)
0.33333334 = coord(1/3)
0.5 = coord(1/2)
- Footnote
- Original in: Library resources and technical services 21(1977) no.1, S.13-30.
- Pages
- S.369-389