Search (9 results, page 1 of 1)

Rijsbergen, C.J. van: Information retrieval (1979) 0.01

0.010595601 = product of:
  0.0741692 = sum of:
    0.01868631 = weight(_text_:information in 856) [ClassicSimilarity], result of:
      0.01868631 = score(doc=856,freq=14.0), product of:
        0.052020688 = queryWeight, product of:
          1.7554779 = idf(docFreq=20772, maxDocs=44218)
          0.029633347 = queryNorm
        0.3592092 = fieldWeight in 856, product of:
          3.7416575 = tf(freq=14.0), with freq of:
            14.0 = termFreq=14.0
          1.7554779 = idf(docFreq=20772, maxDocs=44218)
          0.0546875 = fieldNorm(doc=856)
    0.055482898 = weight(_text_:retrieval in 856) [ClassicSimilarity], result of:
      0.055482898 = score(doc=856,freq=14.0), product of:
        0.08963835 = queryWeight, product of:
          3.024915 = idf(docFreq=5836, maxDocs=44218)
          0.029633347 = queryNorm
        0.61896384 = fieldWeight in 856, product of:
          3.7416575 = tf(freq=14.0), with freq of:
            14.0 = termFreq=14.0
          3.024915 = idf(docFreq=5836, maxDocs=44218)
          0.0546875 = fieldNorm(doc=856)
  0.14285715 = coord(2/14)

LCSH: Information storage and retrieval systems
RSWK: Information Retrieval
Datenverarbeitung / Information Retrieval
Subject: Information Retrieval
Datenverarbeitung / Information Retrieval
Information storage and retrieval systems

Subject retrieval in the seventies: new directions : Proc. of an Int. Symp. ... College Park, 14.-15.5.1971 (1972) 0.01

0.008446382 = product of:
  0.05912467 = sum of:
    0.012233062 = weight(_text_:information in 289) [ClassicSimilarity], result of:
      0.012233062 = score(doc=289,freq=6.0), product of:
        0.052020688 = queryWeight, product of:
          1.7554779 = idf(docFreq=20772, maxDocs=44218)
          0.029633347 = queryNorm
        0.23515764 = fieldWeight in 289, product of:
          2.4494898 = tf(freq=6.0), with freq of:
            6.0 = termFreq=6.0
          1.7554779 = idf(docFreq=20772, maxDocs=44218)
          0.0546875 = fieldNorm(doc=289)
    0.046891607 = weight(_text_:retrieval in 289) [ClassicSimilarity], result of:
      0.046891607 = score(doc=289,freq=10.0), product of:
        0.08963835 = queryWeight, product of:
          3.024915 = idf(docFreq=5836, maxDocs=44218)
          0.029633347 = queryNorm
        0.5231199 = fieldWeight in 289, product of:
          3.1622777 = tf(freq=10.0), with freq of:
            10.0 = termFreq=10.0
          3.024915 = idf(docFreq=5836, maxDocs=44218)
          0.0546875 = fieldNorm(doc=289)
  0.14285715 = coord(2/14)

Content: Enthält die Beiträge: WELLISCH, H.H.: Subject retrieval in the seventies: methods, problems, prospects; GROLIER, E. de: Recent research trends in the field of information retrieval languages; SOERGEL, D.: A general model for indexing languages: the basis for compatibility and integration; WILSON, T.D.: The work of the British Classification Research Group; AITCHISON, J.: Thesaurofacet: a new concept in subject retrieval schemes; AUSTIN, D.: The PRECIS system for computer-generated indexes and its use in the British National Bibliography; LLOYD, G.A.: The Universal Decimal Classification as an international switching language; RIGBY, M.: The UDC in mechanized subject information retrieval; ANGELL, R.S.: Library of Congress Subject Headings: review and forecast
Series: Contributions in librarianship and information science; no.3

Subject retrieval in the seventies: methods, problems, prospects (1972) 0.01

0.0074937996 = product of:
  0.052456595 = sum of:
    0.010089659 = weight(_text_:information in 227) [ClassicSimilarity], result of:
      0.010089659 = score(doc=227,freq=2.0), product of:
        0.052020688 = queryWeight, product of:
          1.7554779 = idf(docFreq=20772, maxDocs=44218)
          0.029633347 = queryNorm
        0.19395474 = fieldWeight in 227, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          1.7554779 = idf(docFreq=20772, maxDocs=44218)
          0.078125 = fieldNorm(doc=227)
    0.042366937 = weight(_text_:retrieval in 227) [ClassicSimilarity], result of:
      0.042366937 = score(doc=227,freq=4.0), product of:
        0.08963835 = queryWeight, product of:
          3.024915 = idf(docFreq=5836, maxDocs=44218)
          0.029633347 = queryNorm
        0.47264296 = fieldWeight in 227, product of:
          2.0 = tf(freq=4.0), with freq of:
            4.0 = termFreq=4.0
          3.024915 = idf(docFreq=5836, maxDocs=44218)
          0.078125 = fieldNorm(doc=227)
  0.14285715 = coord(2/14)

Series: Contributions in librarianship and information science; no.3
Source: Subject retrieval in the seventies: new directions. Proc. of an Int. Symp. ... College Park, May 14-15, 1971. Ed.: H.H. Wellisch et al

Pollitt, A.S.: Information storage and retrieval systems : origin, development and applications (1979) 0.01

0.006865305 = product of:
  0.04805713 = sum of:
    0.012107591 = weight(_text_:information in 5225) [ClassicSimilarity], result of:
      0.012107591 = score(doc=5225,freq=2.0), product of:
        0.052020688 = queryWeight, product of:
          1.7554779 = idf(docFreq=20772, maxDocs=44218)
          0.029633347 = queryNorm
        0.23274569 = fieldWeight in 5225, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          1.7554779 = idf(docFreq=20772, maxDocs=44218)
          0.09375 = fieldNorm(doc=5225)
    0.03594954 = weight(_text_:retrieval in 5225) [ClassicSimilarity], result of:
      0.03594954 = score(doc=5225,freq=2.0), product of:
        0.08963835 = queryWeight, product of:
          3.024915 = idf(docFreq=5836, maxDocs=44218)
          0.029633347 = queryNorm
        0.40105087 = fieldWeight in 5225, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          3.024915 = idf(docFreq=5836, maxDocs=44218)
          0.09375 = fieldNorm(doc=5225)
  0.14285715 = coord(2/14)

Datenbasen - Datenbanken - Netzwerke : Praxis des Information Retrieval (1979-80) 0.01

0.006865305 = product of:
  0.04805713 = sum of:
    0.012107591 = weight(_text_:information in 449) [ClassicSimilarity], result of:
      0.012107591 = score(doc=449,freq=2.0), product of:
        0.052020688 = queryWeight, product of:
          1.7554779 = idf(docFreq=20772, maxDocs=44218)
          0.029633347 = queryNorm
        0.23274569 = fieldWeight in 449, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          1.7554779 = idf(docFreq=20772, maxDocs=44218)
          0.09375 = fieldNorm(doc=449)
    0.03594954 = weight(_text_:retrieval in 449) [ClassicSimilarity], result of:
      0.03594954 = score(doc=449,freq=2.0), product of:
        0.08963835 = queryWeight, product of:
          3.024915 = idf(docFreq=5836, maxDocs=44218)
          0.029633347 = queryNorm
        0.40105087 = fieldWeight in 449, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          3.024915 = idf(docFreq=5836, maxDocs=44218)
          0.09375 = fieldNorm(doc=449)
  0.14285715 = coord(2/14)

Rowley, J.E.; Turner, C.M.D.: ¬The dissemination of information (1978) 0.00

0.001008966 = product of:
  0.014125523 = sum of:
    0.014125523 = weight(_text_:information in 5000) [ClassicSimilarity], result of:
      0.014125523 = score(doc=5000,freq=2.0), product of:
        0.052020688 = queryWeight, product of:
          1.7554779 = idf(docFreq=20772, maxDocs=44218)
          0.029633347 = queryNorm
        0.27153665 = fieldWeight in 5000, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          1.7554779 = idf(docFreq=20772, maxDocs=44218)
          0.109375 = fieldNorm(doc=5000)
  0.071428575 = coord(1/14)

Dahlberg, I.: Grundlagen universaler Wissensordnung : Probleme und Möglichkeiten eines universalen Klassifikationssystems des Wissens (1974) 0.00

9.5593097E-4 = product of:
  0.013383033 = sum of:
    0.013383033 = product of:
      0.040149096 = sum of:
        0.040149096 = weight(_text_:22 in 127) [ClassicSimilarity], result of:
          0.040149096 = score(doc=127,freq=2.0), product of:
            0.103770934 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.029633347 = queryNorm
            0.38690117 = fieldWeight in 127, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.078125 = fieldNorm(doc=127)
      0.33333334 = coord(1/3)
  0.071428575 = coord(1/14)

Footnote: Zugleich Dissertation Univ. Düsseldorf. - Rez. in: ZfBB. 22(1975) S.53-57 (H.-A. Koch)

Classification in the 1970s. A second look (1976) 0.00
```
5.7655195E-4 = product of:
  0.008071727 = sum of:
    0.008071727 = weight(_text_:information in 3336) [ClassicSimilarity], result of:
      0.008071727 = score(doc=3336,freq=2.0), product of:
        0.052020688 = queryWeight, product of:
          1.7554779 = idf(docFreq=20772, maxDocs=44218)
          0.029633347 = queryNorm
        0.1551638 = fieldWeight in 3336, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          1.7554779 = idf(docFreq=20772, maxDocs=44218)
          0.0625 = fieldNorm(doc=3336)
  0.071428575 = coord(1/14)
```
Content

Enthält die Beiträge: MALTBY, A.: Classification - logic, limits, levels; MILLS, J.: Bibliographic classification; GOPINATH, M.A.: Colon Classification; IMMROTH, J.P.: Library of Congress Classification; LLOYD; G.A.: Universal Decimal Classification; VICKERY, B.C.: Classificatory principles in natural language indexing systems; KEEN, E.M.: Prospects for classification suggested by evaluation tests; AUSTIN, D.: The CRG research into a freely faceted scheme; FREEMAN, R.R.: Classification in computer-based information systems of the 1970s; SPARCK JONES, K.: Automatic classification; VANN, S.K.: Dewey Decimal Classification
Reader in classification and descriptive cataloging (1972) 0.00
```
4.32414E-4 = product of:
  0.0060537956 = sum of:
    0.0060537956 = weight(_text_:information in 3421) [ClassicSimilarity], result of:
      0.0060537956 = score(doc=3421,freq=2.0), product of:
        0.052020688 = queryWeight, product of:
          1.7554779 = idf(docFreq=20772, maxDocs=44218)
          0.029633347 = queryNorm
        0.116372846 = fieldWeight in 3421, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          1.7554779 = idf(docFreq=20772, maxDocs=44218)
          0.046875 = fieldNorm(doc=3421)
  0.071428575 = coord(1/14)
```
Content

Enthält die u.a. die Beiträge: DEWEY, M.: Catalogs and cataloging; BLISS, H.E.: Principles and definitions; LaMONTAGNE, L.E.: Historical background of classification; RICHARDSON, E.C.: Classification: theoretical and practical; RANGANATHAN, S.R.: Library classification as a discipline; SHARP, J.: Classification; SHERA, J.H. Classification: current functions and applications to the subject analysis of library materials; SAYERS, W.C.B.: The nature and purpose of classification; DEWEY, M.: Decimal classification and relativ index; MILLS, J.: Classification as an indexing device; RICHMOND, P.A.: The future of generalized systems of classification; PAINTER, A.F.: Modern classification theory; VICKERY,: Faceted classification schemes; BORKO, H.: Research in automatic generations of classification systems; FARRADANE, J.: Classification and mechanical selection; RICHMOND, P.A.: Some aspects of basic research in classification; RICHMOND, P.A.: Transformation and organization of information content: aspects of recent research in the art and science of classification; STROUT, R.F.: Development of the catalog and cataloging codes; CUTTER, C.A.: Library catalogs; CUTTER, C.A.: Rules for a dictionary catalog; LUBETSKY, S.: Design for a code; JOLLEY, L.: The function of the catalog; WEBER, D.C.: The changing character of the catalog in America; COOPER, W.S.: The potential usefulness of the catalog access points other than author, title and subject

Search (9 results, page 1 of 1)

Authors

Languages

Types

Themes

Subjects

Classifications