Document (#1775)

Author
Lancaster, F.W.
Title
Vocabulary control in information retrieval systems
Source
Advances in librarianship. 7(1977), S.1-40
Year
1977
Theme
Konzeption und Anwendung des Prinzips Thesaurus

Similar documents (author)

  1. Lancaster, F.W.: Toward paperless information systems (1978) 4.91
    4.9101424 = sum of:
      4.9101424 = weight(author_txt:lancaster in 3356) [ClassicSimilarity], result of:
        4.9101424 = fieldWeight in 3356, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          7.856228 = idf(docFreq=44, maxDocs=42740)
          0.625 = fieldNorm(doc=3356)
    
  2. Lancaster, F.W.: Libraries and librarians in an age of electronics (1982) 4.91
    4.9101424 = sum of:
      4.9101424 = weight(author_txt:lancaster in 6184) [ClassicSimilarity], result of:
        4.9101424 = fieldWeight in 6184, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          7.856228 = idf(docFreq=44, maxDocs=42740)
          0.625 = fieldNorm(doc=6184)
    
  3. Lancaster, F.W.: Librarians, technology and mediocrity (1993) 4.91
    4.9101424 = sum of:
      4.9101424 = weight(author_txt:lancaster in 7006) [ClassicSimilarity], result of:
        4.9101424 = fieldWeight in 7006, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          7.856228 = idf(docFreq=44, maxDocs=42740)
          0.625 = fieldNorm(doc=7006)
    
  4. Lancaster, F.W.: Information retrieval systems : characteristics, testing and evaluation (1979) 4.91
    4.9101424 = sum of:
      4.9101424 = weight(author_txt:lancaster in 7270) [ClassicSimilarity], result of:
        4.9101424 = fieldWeight in 7270, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          7.856228 = idf(docFreq=44, maxDocs=42740)
          0.625 = fieldNorm(doc=7270)
    
  5. Lancaster, F.W.: Libraries in the year 2001 (1993) 4.91
    4.9101424 = sum of:
      4.9101424 = weight(author_txt:lancaster in 7599) [ClassicSimilarity], result of:
        4.9101424 = fieldWeight in 7599, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          7.856228 = idf(docFreq=44, maxDocs=42740)
          0.625 = fieldNorm(doc=7599)
    

Similar documents (content)

  1. Engerer, V.: Control and syntagmatization : vocabulary requirements in information retrieval thesauri and natural language lexicons (2017) 1.19
    1.1884222 = sum of:
      1.1884222 = sum of:
        0.038052674 = weight(abstract_txt:information in 5679) [ClassicSimilarity], result of:
          0.038052674 = score(doc=5679,freq=2.0), product of:
            0.14172788 = queryWeight, product of:
              2.430104 = idf(docFreq=10226, maxDocs=42740)
              0.058321737 = queryNorm
            0.2684911 = fieldWeight in 5679, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              2.430104 = idf(docFreq=10226, maxDocs=42740)
              0.078125 = fieldNorm(doc=5679)
        0.07464898 = weight(abstract_txt:systems in 5679) [ClassicSimilarity], result of:
          0.07464898 = score(doc=5679,freq=1.0), product of:
            0.27982795 = queryWeight, product of:
              1.4051346 = boost
              3.414623 = idf(docFreq=3820, maxDocs=42740)
              0.058321737 = queryNorm
            0.2667674 = fieldWeight in 5679, product of:
              1.0 = tf(freq=1.0), with freq of:
                1.0 = termFreq=1.0
              3.414623 = idf(docFreq=3820, maxDocs=42740)
              0.078125 = fieldNorm(doc=5679)
        0.11029241 = weight(abstract_txt:retrieval in 5679) [ClassicSimilarity], result of:
          0.11029241 = score(doc=5679,freq=2.0), product of:
            0.2881126 = queryWeight, product of:
              1.4257832 = boost
              3.4648013 = idf(docFreq=3633, maxDocs=42740)
              0.058321737 = queryNorm
            0.3828101 = fieldWeight in 5679, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.4648013 = idf(docFreq=3633, maxDocs=42740)
              0.078125 = fieldNorm(doc=5679)
        0.31971297 = weight(abstract_txt:control in 5679) [ClassicSimilarity], result of:
          0.31971297 = score(doc=5679,freq=2.0), product of:
            0.5857406 = queryWeight, product of:
              2.032942 = boost
              4.940261 = idf(docFreq=830, maxDocs=42740)
              0.058321737 = queryNorm
            0.54582685 = fieldWeight in 5679, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              4.940261 = idf(docFreq=830, maxDocs=42740)
              0.078125 = fieldNorm(doc=5679)
        0.6457151 = weight(abstract_txt:vocabulary in 5679) [ClassicSimilarity], result of:
          0.6457151 = score(doc=5679,freq=5.0), product of:
            0.68957126 = queryWeight, product of:
              2.2057786 = boost
              5.3602715 = idf(docFreq=545, maxDocs=42740)
              0.058321737 = queryNorm
            0.9364009 = fieldWeight in 5679, product of:
              2.236068 = tf(freq=5.0), with freq of:
                5.0 = termFreq=5.0
              5.3602715 = idf(docFreq=545, maxDocs=42740)
              0.078125 = fieldNorm(doc=5679)
    
  2. Dunsire, G.: Bringing it all back home : retrieval and access for the global information society (1999) 1.04
    1.038377 = sum of:
      1.038377 = product of:
        1.2979712 = sum of:
          0.08610337 = weight(abstract_txt:information in 5537) [ClassicSimilarity], result of:
            0.08610337 = score(doc=5537,freq=1.0), product of:
              0.14172788 = queryWeight, product of:
                2.430104 = idf(docFreq=10226, maxDocs=42740)
                0.058321737 = queryNorm
              0.607526 = fieldWeight in 5537, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                2.430104 = idf(docFreq=10226, maxDocs=42740)
                0.25 = fieldNorm(doc=5537)
          0.23887675 = weight(abstract_txt:systems in 5537) [ClassicSimilarity], result of:
            0.23887675 = score(doc=5537,freq=1.0), product of:
              0.27982795 = queryWeight, product of:
                1.4051346 = boost
                3.414623 = idf(docFreq=3820, maxDocs=42740)
                0.058321737 = queryNorm
              0.85365576 = fieldWeight in 5537, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.414623 = idf(docFreq=3820, maxDocs=42740)
                0.25 = fieldNorm(doc=5537)
          0.24956323 = weight(abstract_txt:retrieval in 5537) [ClassicSimilarity], result of:
            0.24956323 = score(doc=5537,freq=1.0), product of:
              0.2881126 = queryWeight, product of:
                1.4257832 = boost
                3.4648013 = idf(docFreq=3633, maxDocs=42740)
                0.058321737 = queryNorm
              0.8662003 = fieldWeight in 5537, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.4648013 = idf(docFreq=3633, maxDocs=42740)
                0.25 = fieldNorm(doc=5537)
          0.7234279 = weight(abstract_txt:control in 5537) [ClassicSimilarity], result of:
            0.7234279 = score(doc=5537,freq=1.0), product of:
              0.5857406 = queryWeight, product of:
                2.032942 = boost
                4.940261 = idf(docFreq=830, maxDocs=42740)
                0.058321737 = queryNorm
              1.2350652 = fieldWeight in 5537, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.940261 = idf(docFreq=830, maxDocs=42740)
                0.25 = fieldNorm(doc=5537)
        0.8 = coord(4/5)
    
  3. Chowdhury, G.G.; Neelameghan, A.; Chowdhury, S.: VOCON: Vocabulary control online in MicroIsis databases (1995) 1.00
    0.99847746 = sum of:
      0.99847746 = product of:
        1.2480968 = sum of:
          0.04566321 = weight(abstract_txt:information in 1156) [ClassicSimilarity], result of:
            0.04566321 = score(doc=1156,freq=2.0), product of:
              0.14172788 = queryWeight, product of:
                2.430104 = idf(docFreq=10226, maxDocs=42740)
                0.058321737 = queryNorm
              0.32218933 = fieldWeight in 1156, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                2.430104 = idf(docFreq=10226, maxDocs=42740)
                0.09375 = fieldNorm(doc=1156)
          0.13235089 = weight(abstract_txt:retrieval in 1156) [ClassicSimilarity], result of:
            0.13235089 = score(doc=1156,freq=2.0), product of:
              0.2881126 = queryWeight, product of:
                1.4257832 = boost
                3.4648013 = idf(docFreq=3633, maxDocs=42740)
                0.058321737 = queryNorm
              0.4593721 = fieldWeight in 1156, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                3.4648013 = idf(docFreq=3633, maxDocs=42740)
                0.09375 = fieldNorm(doc=1156)
          0.4698802 = weight(abstract_txt:control in 1156) [ClassicSimilarity], result of:
            0.4698802 = score(doc=1156,freq=3.0), product of:
              0.5857406 = queryWeight, product of:
                2.032942 = boost
                4.940261 = idf(docFreq=830, maxDocs=42740)
                0.058321737 = queryNorm
              0.8021984 = fieldWeight in 1156, product of:
                1.7320508 = tf(freq=3.0), with freq of:
                  3.0 = termFreq=3.0
                4.940261 = idf(docFreq=830, maxDocs=42740)
                0.09375 = fieldNorm(doc=1156)
          0.60020256 = weight(abstract_txt:vocabulary in 1156) [ClassicSimilarity], result of:
            0.60020256 = score(doc=1156,freq=3.0), product of:
              0.68957126 = queryWeight, product of:
                2.2057786 = boost
                5.3602715 = idf(docFreq=545, maxDocs=42740)
                0.058321737 = queryNorm
              0.8703996 = fieldWeight in 1156, product of:
                1.7320508 = tf(freq=3.0), with freq of:
                  3.0 = termFreq=3.0
                5.3602715 = idf(docFreq=545, maxDocs=42740)
                0.09375 = fieldNorm(doc=1156)
        0.8 = coord(4/5)
    
  4. Chowdhury, G.G.; Chowdhury, S.; Neelameghan, A.: Vocabulary control online in MicroISIS databases : a Pascal interface (1994) 0.95
    0.9454371 = sum of:
      0.9454371 = product of:
        1.1817963 = sum of:
          0.053273745 = weight(abstract_txt:information in 2499) [ClassicSimilarity], result of:
            0.053273745 = score(doc=2499,freq=2.0), product of:
              0.14172788 = queryWeight, product of:
                2.430104 = idf(docFreq=10226, maxDocs=42740)
                0.058321737 = queryNorm
              0.37588754 = fieldWeight in 2499, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                2.430104 = idf(docFreq=10226, maxDocs=42740)
                0.109375 = fieldNorm(doc=2499)
          0.109183915 = weight(abstract_txt:retrieval in 2499) [ClassicSimilarity], result of:
            0.109183915 = score(doc=2499,freq=1.0), product of:
              0.2881126 = queryWeight, product of:
                1.4257832 = boost
                3.4648013 = idf(docFreq=3633, maxDocs=42740)
                0.058321737 = queryNorm
              0.37896264 = fieldWeight in 2499, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.4648013 = idf(docFreq=3633, maxDocs=42740)
                0.109375 = fieldNorm(doc=2499)
          0.44759816 = weight(abstract_txt:control in 2499) [ClassicSimilarity], result of:
            0.44759816 = score(doc=2499,freq=2.0), product of:
              0.5857406 = queryWeight, product of:
                2.032942 = boost
                4.940261 = idf(docFreq=830, maxDocs=42740)
                0.058321737 = queryNorm
              0.7641576 = fieldWeight in 2499, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                4.940261 = idf(docFreq=830, maxDocs=42740)
                0.109375 = fieldNorm(doc=2499)
          0.57174057 = weight(abstract_txt:vocabulary in 2499) [ClassicSimilarity], result of:
            0.57174057 = score(doc=2499,freq=2.0), product of:
              0.68957126 = queryWeight, product of:
                2.2057786 = boost
                5.3602715 = idf(docFreq=545, maxDocs=42740)
                0.058321737 = queryNorm
              0.8291247 = fieldWeight in 2499, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                5.3602715 = idf(docFreq=545, maxDocs=42740)
                0.109375 = fieldNorm(doc=2499)
        0.8 = coord(4/5)
    
  5. Danskin, A.: ¬A world turned upside down (1993) 0.92
    0.9204598 = sum of:
      0.9204598 = sum of:
        0.026907304 = weight(abstract_txt:information in 7799) [ClassicSimilarity], result of:
          0.026907304 = score(doc=7799,freq=1.0), product of:
            0.14172788 = queryWeight, product of:
              2.430104 = idf(docFreq=10226, maxDocs=42740)
              0.058321737 = queryNorm
            0.18985188 = fieldWeight in 7799, product of:
              1.0 = tf(freq=1.0), with freq of:
                1.0 = termFreq=1.0
              2.430104 = idf(docFreq=10226, maxDocs=42740)
              0.078125 = fieldNorm(doc=7799)
        0.07464898 = weight(abstract_txt:systems in 7799) [ClassicSimilarity], result of:
          0.07464898 = score(doc=7799,freq=1.0), product of:
            0.27982795 = queryWeight, product of:
              1.4051346 = boost
              3.414623 = idf(docFreq=3820, maxDocs=42740)
              0.058321737 = queryNorm
            0.2667674 = fieldWeight in 7799, product of:
              1.0 = tf(freq=1.0), with freq of:
                1.0 = termFreq=1.0
              3.414623 = idf(docFreq=3820, maxDocs=42740)
              0.078125 = fieldNorm(doc=7799)
        0.07798851 = weight(abstract_txt:retrieval in 7799) [ClassicSimilarity], result of:
          0.07798851 = score(doc=7799,freq=1.0), product of:
            0.2881126 = queryWeight, product of:
              1.4257832 = boost
              3.4648013 = idf(docFreq=3633, maxDocs=42740)
              0.058321737 = queryNorm
            0.2706876 = fieldWeight in 7799, product of:
              1.0 = tf(freq=1.0), with freq of:
                1.0 = termFreq=1.0
              3.4648013 = idf(docFreq=3633, maxDocs=42740)
              0.078125 = fieldNorm(doc=7799)
        0.45214245 = weight(abstract_txt:control in 7799) [ClassicSimilarity], result of:
          0.45214245 = score(doc=7799,freq=4.0), product of:
            0.5857406 = queryWeight, product of:
              2.032942 = boost
              4.940261 = idf(docFreq=830, maxDocs=42740)
              0.058321737 = queryNorm
            0.7719158 = fieldWeight in 7799, product of:
              2.0 = tf(freq=4.0), with freq of:
                4.0 = termFreq=4.0
              4.940261 = idf(docFreq=830, maxDocs=42740)
              0.078125 = fieldNorm(doc=7799)
        0.28877258 = weight(abstract_txt:vocabulary in 7799) [ClassicSimilarity], result of:
          0.28877258 = score(doc=7799,freq=1.0), product of:
            0.68957126 = queryWeight, product of:
              2.2057786 = boost
              5.3602715 = idf(docFreq=545, maxDocs=42740)
              0.058321737 = queryNorm
            0.4187712 = fieldWeight in 7799, product of:
              1.0 = tf(freq=1.0), with freq of:
                1.0 = termFreq=1.0
              5.3602715 = idf(docFreq=545, maxDocs=42740)
              0.078125 = fieldNorm(doc=7799)