-
Lancaster, F.W.: Vocabulary control for information retrieval (1986)
0.02
0.021845208 = product of:
0.09830344 = sum of:
0.07707182 = weight(_text_:software in 217) [ClassicSimilarity], result of:
0.07707182 = score(doc=217,freq=4.0), product of:
0.15541996 = queryWeight, product of:
3.9671519 = idf(docFreq=2274, maxDocs=44218)
0.03917671 = queryNorm
0.49589399 = fieldWeight in 217, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.9671519 = idf(docFreq=2274, maxDocs=44218)
0.0625 = fieldNorm(doc=217)
0.021231614 = product of:
0.042463228 = sum of:
0.042463228 = weight(_text_:22 in 217) [ClassicSimilarity], result of:
0.042463228 = score(doc=217,freq=2.0), product of:
0.13719016 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.03917671 = queryNorm
0.30952093 = fieldWeight in 217, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.0625 = fieldNorm(doc=217)
0.5 = coord(1/2)
0.22222222 = coord(2/9)
- Classification
- ST 271 Informatik / Monographien / Software und -entwicklung / Datenbanken, Datenbanksysteme, Data base management, Informationssysteme / Einzelne Datenbanksprachen und Datenbanksysteme
- Date
- 22. 4.2007 10:07:51
- RVK
- ST 271 Informatik / Monographien / Software und -entwicklung / Datenbanken, Datenbanksysteme, Data base management, Informationssysteme / Einzelne Datenbanksprachen und Datenbanksysteme
-
Fugmann, R.: ¬The analytico-synthetic foundation for large indexing & information retrieval systems : dedicated to Prof. Dr. Werner Schultheis, the vigorous initiator of modern chem. documentation in Germany on the occasion of his 85th birthday (1983)
0.01
0.009928614 = product of:
0.044678763 = sum of:
0.011975031 = weight(_text_:of in 215) [ClassicSimilarity], result of:
0.011975031 = score(doc=215,freq=4.0), product of:
0.061262865 = queryWeight, product of:
1.5637573 = idf(docFreq=25162, maxDocs=44218)
0.03917671 = queryNorm
0.19546966 = fieldWeight in 215, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
1.5637573 = idf(docFreq=25162, maxDocs=44218)
0.0625 = fieldNorm(doc=215)
0.03270373 = weight(_text_:systems in 215) [ClassicSimilarity], result of:
0.03270373 = score(doc=215,freq=2.0), product of:
0.12039685 = queryWeight, product of:
3.0731742 = idf(docFreq=5561, maxDocs=44218)
0.03917671 = queryNorm
0.2716328 = fieldWeight in 215, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.0731742 = idf(docFreq=5561, maxDocs=44218)
0.0625 = fieldNorm(doc=215)
0.22222222 = coord(2/9)
-
Booth, P.F.; South, M.L.: Information filing and finding (1982)
0.01
0.009084371 = product of:
0.08175933 = sum of:
0.08175933 = weight(_text_:systems in 4192) [ClassicSimilarity], result of:
0.08175933 = score(doc=4192,freq=8.0), product of:
0.12039685 = queryWeight, product of:
3.0731742 = idf(docFreq=5561, maxDocs=44218)
0.03917671 = queryNorm
0.679082 = fieldWeight in 4192, product of:
2.828427 = tf(freq=8.0), with freq of:
8.0 = termFreq=8.0
3.0731742 = idf(docFreq=5561, maxDocs=44218)
0.078125 = fieldNorm(doc=4192)
0.11111111 = coord(1/9)
- LCSH
- Information storage and retrieval systems
Filing systems
- Subject
- Information storage and retrieval systems
Filing systems
-
Brenner, E.H.; Saracevic, T.: Indexing and searching in perspective (1985)
0.00
0.0014112709 = product of:
0.012701439 = sum of:
0.012701439 = weight(_text_:of in 8129) [ClassicSimilarity], result of:
0.012701439 = score(doc=8129,freq=2.0), product of:
0.061262865 = queryWeight, product of:
1.5637573 = idf(docFreq=25162, maxDocs=44218)
0.03917671 = queryNorm
0.20732689 = fieldWeight in 8129, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.5637573 = idf(docFreq=25162, maxDocs=44218)
0.09375 = fieldNorm(doc=8129)
0.11111111 = coord(1/9)
- Imprint
- Philadelphia : National Federation of Abstracting and Information Services