-
Artandi, S.: Document retrieval and the concept of sets (1971)
0.10
0.098805904 = product of:
0.19761181 = sum of:
0.19761181 = sum of:
0.084442936 = weight(_text_:retrieval in 5458) [ClassicSimilarity], result of:
0.084442936 = score(doc=5458,freq=2.0), product of:
0.15791564 = queryWeight, product of:
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.052204985 = queryNorm
0.5347345 = fieldWeight in 5458, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.125 = fieldNorm(doc=5458)
0.11316887 = weight(_text_:22 in 5458) [ClassicSimilarity], result of:
0.11316887 = score(doc=5458,freq=2.0), product of:
0.18281296 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.052204985 = queryNorm
0.61904186 = fieldWeight in 5458, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.125 = fieldNorm(doc=5458)
0.5 = coord(1/2)
- Source
- Journal of the American Society for Information Science. 22(1971) no.4, S.289-290
-
Fachsystematik Bremen nebst Schlüssel 1970 ff. (1970 ff)
0.09
0.08677877 = sum of:
0.06909613 = product of:
0.20728838 = sum of:
0.20728838 = weight(_text_:3a in 3577) [ClassicSimilarity], result of:
0.20728838 = score(doc=3577,freq=2.0), product of:
0.44259444 = queryWeight, product of:
8.478011 = idf(docFreq=24, maxDocs=44218)
0.052204985 = queryNorm
0.46834838 = fieldWeight in 3577, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
8.478011 = idf(docFreq=24, maxDocs=44218)
0.0390625 = fieldNorm(doc=3577)
0.33333334 = coord(1/3)
0.017682636 = product of:
0.035365272 = sum of:
0.035365272 = weight(_text_:22 in 3577) [ClassicSimilarity], result of:
0.035365272 = score(doc=3577,freq=2.0), product of:
0.18281296 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.052204985 = queryNorm
0.19345059 = fieldWeight in 3577, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.0390625 = fieldNorm(doc=3577)
0.5 = coord(1/2)
- Content
- 1. Agrarwissenschaften 1981. - 3. Allgemeine Geographie 2.1972. - 3a. Allgemeine Naturwissenschaften 1.1973. - 4. Allgemeine Sprachwissenschaft, Allgemeine Literaturwissenschaft 2.1971. - 6. Allgemeines. 5.1983. - 7. Anglistik 3.1976. - 8. Astronomie, Geodäsie 4.1977. - 12. bio Biologie, bcp Biochemie-Biophysik, bot Botanik, zoo Zoologie 1981. - 13. Bremensien 3.1983. - 13a. Buch- und Bibliothekswesen 3.1975. - 14. Chemie 4.1977. - 14a. Elektrotechnik 1974. - 15 Ethnologie 2.1976. - 16,1. Geowissenschaften. Sachteil 3.1977. - 16,2. Geowissenschaften. Regionaler Teil 3.1977. - 17. Germanistik 6.1984. - 17a,1. Geschichte. Teilsystematik hil. - 17a,2. Geschichte. Teilsystematik his Neuere Geschichte. - 17a,3. Geschichte. Teilsystematik hit Neueste Geschichte. - 18. Humanbiologie 2.1983. - 19. Ingenieurwissenschaften 1974. - 20. siehe 14a. - 21. klassische Philologie 3.1977. - 22. Klinische Medizin 1975. - 23. Kunstgeschichte 2.1971. - 24. Kybernetik. 2.1975. - 25. Mathematik 3.1974. - 26. Medizin 1976. - 26a. Militärwissenschaft 1985. - 27. Musikwissenschaft 1978. - 27a. Noten 2.1974. - 28. Ozeanographie 3.1977. -29. Pädagogik 8.1985. - 30. Philosphie 3.1974. - 31. Physik 3.1974. - 33. Politik, Politische Wissenschaft, Sozialwissenschaft. Soziologie. Länderschlüssel. Register 1981. - 34. Psychologie 2.1972. - 35. Publizistik und Kommunikationswissenschaft 1985. - 36. Rechtswissenschaften 1986. - 37. Regionale Geograpgie 3.1975. - 37a. Religionswissenschaft 1970. - 38. Romanistik 3.1976. - 39. Skandinavistik 4.1985. - 40. Slavistik 1977. - 40a. Sonstige Sprachen und Literaturen 1973. - 43. Sport 4.1983. - 44. Theaterwissenschaft 1985. - 45. Theologie 2.1976. - 45a. Ur- und Frühgeschichte, Archäologie 1970. - 47. Volkskunde 1976. - 47a. Wirtschaftswissenschaften 1971 // Schlüssel: 1. Länderschlüssel 1971. - 2. Formenschlüssel (Kurzform) 1974. - 3. Personenschlüssel Literatur 5. Fassung 1968
-
Gratch, B.; Settel, B.; Atherton, P.: Characteristics of book indexes for subject retrieval in the humanities and social sciences (1978)
0.09
0.08645517 = product of:
0.17291033 = sum of:
0.17291033 = sum of:
0.07388757 = weight(_text_:retrieval in 1061) [ClassicSimilarity], result of:
0.07388757 = score(doc=1061,freq=2.0), product of:
0.15791564 = queryWeight, product of:
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.052204985 = queryNorm
0.46789268 = fieldWeight in 1061, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.109375 = fieldNorm(doc=1061)
0.09902276 = weight(_text_:22 in 1061) [ClassicSimilarity], result of:
0.09902276 = score(doc=1061,freq=2.0), product of:
0.18281296 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.052204985 = 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
-
Popper, K.R.: Three worlds : the Tanner lecture on human values. Deliverd at the University of Michigan, April 7, 1978 (1978)
0.06
0.055276908 = product of:
0.110553816 = sum of:
0.110553816 = product of:
0.33166143 = sum of:
0.33166143 = weight(_text_:3a in 230) [ClassicSimilarity], result of:
0.33166143 = score(doc=230,freq=2.0), product of:
0.44259444 = queryWeight, product of:
8.478011 = idf(docFreq=24, maxDocs=44218)
0.052204985 = queryNorm
0.7493574 = fieldWeight in 230, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
8.478011 = idf(docFreq=24, maxDocs=44218)
0.0625 = fieldNorm(doc=230)
0.33333334 = coord(1/3)
0.5 = coord(1/2)
- Source
- https%3A%2F%2Ftannerlectures.utah.edu%2F_documents%2Fa-to-z%2Fp%2Fpopper80.pdf&usg=AOvVaw3f4QRTEH-OEBmoYr2J_c7H
-
Rijsbergen, C.J. van: ¬A test for the separation of relevant and non-relevant documents in experimental retrieval collections (1973)
0.05
0.049402952 = product of:
0.098805904 = sum of:
0.098805904 = sum of:
0.042221468 = weight(_text_:retrieval in 5002) [ClassicSimilarity], result of:
0.042221468 = score(doc=5002,freq=2.0), product of:
0.15791564 = queryWeight, product of:
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.052204985 = queryNorm
0.26736724 = fieldWeight in 5002, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.0625 = fieldNorm(doc=5002)
0.056584436 = weight(_text_:22 in 5002) [ClassicSimilarity], result of:
0.056584436 = score(doc=5002,freq=2.0), product of:
0.18281296 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.052204985 = queryNorm
0.30952093 = fieldWeight in 5002, 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=5002)
0.5 = coord(1/2)
- Date
- 19. 3.1996 11:22:12
-
Fischer, W.L.: Toleranzräume (1970)
0.04
0.035365272 = product of:
0.070730545 = sum of:
0.070730545 = product of:
0.14146109 = sum of:
0.14146109 = weight(_text_:22 in 192) [ClassicSimilarity], result of:
0.14146109 = score(doc=192,freq=2.0), product of:
0.18281296 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.052204985 = queryNorm
0.77380234 = fieldWeight in 192, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.15625 = fieldNorm(doc=192)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Archimedes. 22(1970) H.4, S.101-107
-
Dahlberg, I.: Normung und Klassifikation (1978)
0.04
0.035365272 = product of:
0.070730545 = sum of:
0.070730545 = product of:
0.14146109 = sum of:
0.14146109 = weight(_text_:22 in 1612) [ClassicSimilarity], result of:
0.14146109 = score(doc=1612,freq=2.0), product of:
0.18281296 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.052204985 = queryNorm
0.77380234 = fieldWeight in 1612, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.15625 = fieldNorm(doc=1612)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- DK-Mitteilungen. 22(1978) Nr.5/6, S.13-18
-
Dahlberg, I.: Kolloquium Einheitsklassifikation (1975)
0.04
0.035365272 = product of:
0.070730545 = sum of:
0.070730545 = product of:
0.14146109 = sum of:
0.14146109 = weight(_text_:22 in 1625) [ClassicSimilarity], result of:
0.14146109 = score(doc=1625,freq=2.0), product of:
0.18281296 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.052204985 = queryNorm
0.77380234 = fieldWeight in 1625, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.15625 = fieldNorm(doc=1625)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Nachrichten für Dokumentation. 26(1975), S.22-25
-
Gilchrist, A.: ¬The thesaurus in retrieval (1971)
0.03
0.03231908 = product of:
0.06463816 = sum of:
0.06463816 = product of:
0.12927632 = sum of:
0.12927632 = weight(_text_:retrieval in 4593) [ClassicSimilarity], result of:
0.12927632 = score(doc=4593,freq=12.0), product of:
0.15791564 = queryWeight, product of:
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.052204985 = queryNorm
0.81864166 = fieldWeight in 4593, product of:
3.4641016 = tf(freq=12.0), with freq of:
12.0 = termFreq=12.0
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.078125 = fieldNorm(doc=4593)
0.5 = coord(1/2)
0.5 = coord(1/2)
- LCSH
- Information retrieval
- RSWK
- Schlagwortnormdatei / Information Retrieval
- Subject
- Schlagwortnormdatei / Information Retrieval
Information retrieval
- Theme
- Verbale Doksprachen im Online-Retrieval
-
Fugmann, R.: On the role of subjectivity in establishing, using, operating and evaluating information retrieval systems : treatise 2 on information retrieval theory (1973)
0.03
0.031994257 = product of:
0.063988514 = sum of:
0.063988514 = product of:
0.12797703 = sum of:
0.12797703 = weight(_text_:retrieval in 1673) [ClassicSimilarity], result of:
0.12797703 = score(doc=1673,freq=6.0), product of:
0.15791564 = queryWeight, product of:
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.052204985 = queryNorm
0.8104139 = fieldWeight in 1673, product of:
2.4494898 = tf(freq=6.0), with freq of:
6.0 = termFreq=6.0
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.109375 = fieldNorm(doc=1673)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Information storage and retrieval. 9(1973), S.353-372
-
Cooper, W.S.: ¬A definition for relevance in information retrieval (1971)
0.03
0.029855086 = product of:
0.05971017 = sum of:
0.05971017 = product of:
0.11942034 = sum of:
0.11942034 = weight(_text_:retrieval in 842) [ClassicSimilarity], result of:
0.11942034 = score(doc=842,freq=4.0), product of:
0.15791564 = queryWeight, product of:
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.052204985 = queryNorm
0.75622874 = fieldWeight in 842, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.125 = fieldNorm(doc=842)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Information storage and retrieval. 7(1971), S.19-37
-
Fugmann, R.: ¬The theoretical foundation of the IDC-system : 6 postulates for information retrieval; treatise 1 on information retrieval theory (1972)
0.03
0.029855086 = product of:
0.05971017 = sum of:
0.05971017 = product of:
0.11942034 = sum of:
0.11942034 = weight(_text_:retrieval in 1672) [ClassicSimilarity], result of:
0.11942034 = score(doc=1672,freq=4.0), product of:
0.15791564 = queryWeight, product of:
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.052204985 = queryNorm
0.75622874 = fieldWeight in 1672, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.125 = fieldNorm(doc=1672)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Wall, R.A.: Indexing language structure for automated retrieval (1973)
0.03
0.029855086 = product of:
0.05971017 = sum of:
0.05971017 = product of:
0.11942034 = sum of:
0.11942034 = weight(_text_:retrieval in 1677) [ClassicSimilarity], result of:
0.11942034 = score(doc=1677,freq=4.0), product of:
0.15791564 = queryWeight, product of:
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.052204985 = queryNorm
0.75622874 = fieldWeight in 1677, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.125 = fieldNorm(doc=1677)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Information storage and retrieval. 9(1973), S.607-617
-
Turski, W.M.: On a model of information retrieval system based on thesaurus (1971)
0.03
0.029855086 = product of:
0.05971017 = sum of:
0.05971017 = product of:
0.11942034 = sum of:
0.11942034 = weight(_text_:retrieval in 3913) [ClassicSimilarity], result of:
0.11942034 = score(doc=3913,freq=4.0), product of:
0.15791564 = queryWeight, product of:
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.052204985 = queryNorm
0.75622874 = fieldWeight in 3913, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.125 = fieldNorm(doc=3913)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Information storage and retrieval. 7(1971) no.2, S.89-94
-
Fugmann, R.; Winter, J.H.: Reverse retrieval : toward analogy inferences by mechanized classification (treatise 7 on retrieval system theory) (1979)
0.03
0.029855086 = product of:
0.05971017 = sum of:
0.05971017 = product of:
0.11942034 = sum of:
0.11942034 = weight(_text_:retrieval in 4771) [ClassicSimilarity], result of:
0.11942034 = score(doc=4771,freq=4.0), product of:
0.15791564 = queryWeight, product of:
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.052204985 = queryNorm
0.75622874 = fieldWeight in 4771, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.125 = fieldNorm(doc=4771)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Jardine, N.; Rijsbergen, C.J. van: ¬The use of hierarchic clustering in information retrieval (1971)
0.03
0.029855086 = product of:
0.05971017 = sum of:
0.05971017 = product of:
0.11942034 = sum of:
0.11942034 = weight(_text_:retrieval in 5170) [ClassicSimilarity], result of:
0.11942034 = score(doc=5170,freq=4.0), product of:
0.15791564 = queryWeight, product of:
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.052204985 = queryNorm
0.75622874 = fieldWeight in 5170, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.125 = fieldNorm(doc=5170)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Information storage and retrieval. 7(1971), S.217-240
-
Sparck Jones, K.; Jackson, D.M.: ¬The use of automatically obtained keyword classification for information retrieval (1970)
0.03
0.029855086 = product of:
0.05971017 = sum of:
0.05971017 = product of:
0.11942034 = sum of:
0.11942034 = weight(_text_:retrieval in 5177) [ClassicSimilarity], result of:
0.11942034 = score(doc=5177,freq=4.0), product of:
0.15791564 = queryWeight, product of:
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.052204985 = queryNorm
0.75622874 = fieldWeight in 5177, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.125 = fieldNorm(doc=5177)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Information storage and retrieval. 5(1970), S.175-201
-
Lancaster, F.W.: Information retrieval systems : characteristics, testing and evaluation (1979)
0.03
0.029855086 = product of:
0.05971017 = sum of:
0.05971017 = product of:
0.11942034 = sum of:
0.11942034 = weight(_text_:retrieval in 7270) [ClassicSimilarity], result of:
0.11942034 = score(doc=7270,freq=4.0), product of:
0.15791564 = queryWeight, product of:
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.052204985 = queryNorm
0.75622874 = fieldWeight in 7270, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.125 = fieldNorm(doc=7270)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Footnote
- 1st ed.: 1968; 3rd ed. u.d.T.: Information retrieval today (gemeinsam mit A.J. Warner)
-
Beaujean, M.: Zur Klassifizierung von Personalschriften (1976)
0.03
0.028292218 = product of:
0.056584436 = sum of:
0.056584436 = product of:
0.11316887 = sum of:
0.11316887 = weight(_text_:22 in 96) [ClassicSimilarity], result of:
0.11316887 = score(doc=96,freq=2.0), product of:
0.18281296 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.052204985 = queryNorm
0.61904186 = fieldWeight in 96, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.125 = fieldNorm(doc=96)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Date
- 7. 4.2001 15:35:22
-
Dehnhard, H.: Gutachten zur Frage einer Einheitsklassifikation für die Bibliotheken der Bundesrepublik Deutschland (1972)
0.03
0.028292218 = product of:
0.056584436 = sum of:
0.056584436 = product of:
0.11316887 = sum of:
0.11316887 = weight(_text_:22 in 180) [ClassicSimilarity], result of:
0.11316887 = score(doc=180,freq=2.0), product of:
0.18281296 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.052204985 = queryNorm
0.61904186 = fieldWeight in 180, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.125 = fieldNorm(doc=180)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Mitteilungsblatt. VdB NW. N.F. 22(1972), S.367-369