Search (4 results, page 1 of 1)

  • × type_ss:"s"
  • × year_i:[1970 TO 1980}
  1. Atti del sminario di studi sulla CDU. Roma, 22. settembre 1975. A cura di Maria Pia Carosella (1977) 0.02
    0.022443067 = product of:
      0.11221533 = sum of:
        0.11221533 = weight(_text_:22 in 3477) [ClassicSimilarity], result of:
          0.11221533 = score(doc=3477,freq=2.0), product of:
            0.2071687 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.059160132 = queryNorm
            0.5416616 = fieldWeight in 3477, 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=3477)
      0.2 = coord(1/5)
    
  2. Theory and foundation of information retrieval : [Themenheft] (1978) 0.02
    0.020085115 = product of:
      0.10042557 = sum of:
        0.10042557 = weight(_text_:7 in 7406) [ClassicSimilarity], result of:
          0.10042557 = score(doc=7406,freq=2.0), product of:
            0.19598381 = queryWeight, product of:
              3.3127685 = idf(docFreq=4376, maxDocs=44218)
              0.059160132 = queryNorm
            0.5124177 = fieldWeight in 7406, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.3127685 = idf(docFreq=4376, maxDocs=44218)
              0.109375 = fieldNorm(doc=7406)
      0.2 = coord(1/5)
    
    Abstract
    This issue devoted to theory and foundation of information retrieval comprises 7 papers
  3. Analyses of bibliographies (1973) 0.02
    0.016030764 = product of:
      0.080153815 = sum of:
        0.080153815 = weight(_text_:22 in 3846) [ClassicSimilarity], result of:
          0.080153815 = score(doc=3846,freq=2.0), product of:
            0.2071687 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.059160132 = queryNorm
            0.38690117 = fieldWeight in 3846, 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=3846)
      0.2 = coord(1/5)
    
    Source
    Library trends. 22(1973), no.1
  4. Schlagwortgebung und Schlagwortkatalog : Vorträge der Fortbildungsveranstaltung des Bibliothekarlehrinstituts am 7. u. 8.12.1977 (1978) 0.01
    0.011477209 = product of:
      0.05738604 = sum of:
        0.05738604 = weight(_text_:7 in 252) [ClassicSimilarity], result of:
          0.05738604 = score(doc=252,freq=2.0), product of:
            0.19598381 = queryWeight, product of:
              3.3127685 = idf(docFreq=4376, maxDocs=44218)
              0.059160132 = queryNorm
            0.2928101 = fieldWeight in 252, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.3127685 = idf(docFreq=4376, maxDocs=44218)
              0.0625 = fieldNorm(doc=252)
      0.2 = coord(1/5)