Document (#18668)

Author
Williamson, N.J.
Title
¬The importance of subject analysis in library and information science education
Source
Technical services quarterly. 15(1997) nos.1/2, S.67-87
Year
1997
Abstract
Discusses the nature and importance of subject analysis and subject authority control in the retrieval tools used in libraries and information centres. Included in the discussion are the requirements for effective subject retrieval from OPACs, bibliographic databases, full text systems and the Internet. Attempts to project the nature of subject analysis systems requirements into the future and to draw some conclusions about what new information professionals should be taught, and what skills they need to acquire for application in next century
Theme
Ausbildung

Similar documents (author)

  1. Williamson, N.J.: ¬The Library of Congress Classification and the computer: research in progress (1989) 4.69
    4.6920204 = sum of:
      4.6920204 = weight(author_txt:williamson in 114) [ClassicSimilarity], result of:
        4.6920204 = fieldWeight in 114, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          7.5072327 = idf(docFreq=65, maxDocs=44218)
          0.625 = fieldNorm(doc=114)
    
  2. Williamson, N.J.: ¬The role of classification in online systems (1989) 4.69
    4.6920204 = sum of:
      4.6920204 = weight(author_txt:williamson in 345) [ClassicSimilarity], result of:
        4.6920204 = fieldWeight in 345, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          7.5072327 = idf(docFreq=65, maxDocs=44218)
          0.625 = fieldNorm(doc=345)
    
  3. Williamson, N.J.: Education for positions in the subject control of information (1987) 4.69
    4.6920204 = sum of:
      4.6920204 = weight(author_txt:williamson in 538) [ClassicSimilarity], result of:
        4.6920204 = fieldWeight in 538, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          7.5072327 = idf(docFreq=65, maxDocs=44218)
          0.625 = fieldNorm(doc=538)
    
  4. Williamson, N.J.: Subject access in the on-line environment (1984) 4.69
    4.6920204 = sum of:
      4.6920204 = weight(author_txt:williamson in 573) [ClassicSimilarity], result of:
        4.6920204 = fieldWeight in 573, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          7.5072327 = idf(docFreq=65, maxDocs=44218)
          0.625 = fieldNorm(doc=573)
    
  5. Williamson, N.J.: Online Klassifikation : Gegenwart und Zukunft (1988) 4.69
    4.6920204 = sum of:
      4.6920204 = weight(author_txt:williamson in 765) [ClassicSimilarity], result of:
        4.6920204 = fieldWeight in 765, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          7.5072327 = idf(docFreq=65, maxDocs=44218)
          0.625 = fieldNorm(doc=765)
    

Similar documents (content)

  1. Teaching and assessing information skills in the twenty-first century (2002) 0.26
    0.25803992 = sum of:
      0.25803992 = product of:
        0.71677756 = sum of:
          0.07186903 = weight(abstract_txt:education in 42) [ClassicSimilarity], result of:
            0.07186903 = score(doc=42,freq=3.0), product of:
              0.1297626 = queryWeight, product of:
                1.035931 = boost
                5.116248 = idf(docFreq=720, maxDocs=44218)
                0.02448314 = queryNorm
              0.5538501 = fieldWeight in 42, product of:
                1.7320508 = tf(freq=3.0), with freq of:
                  3.0 = termFreq=3.0
                5.116248 = idf(docFreq=720, maxDocs=44218)
                0.0625 = fieldNorm(doc=42)
          0.0472921 = weight(abstract_txt:included in 42) [ClassicSimilarity], result of:
            0.0472921 = score(doc=42,freq=1.0), product of:
              0.14158627 = queryWeight, product of:
                1.082098 = boost
                5.344258 = idf(docFreq=573, maxDocs=44218)
                0.02448314 = queryNorm
              0.3340161 = fieldWeight in 42, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.344258 = idf(docFreq=573, maxDocs=44218)
                0.0625 = fieldNorm(doc=42)
          0.04923575 = weight(abstract_txt:professionals in 42) [ClassicSimilarity], result of:
            0.04923575 = score(doc=42,freq=1.0), product of:
              0.14543954 = queryWeight, product of:
                1.0967238 = boost
                5.4164915 = idf(docFreq=533, maxDocs=44218)
                0.02448314 = queryNorm
              0.33853072 = fieldWeight in 42, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.4164915 = idf(docFreq=533, maxDocs=44218)
                0.0625 = fieldNorm(doc=42)
          0.12217962 = weight(abstract_txt:skills in 42) [ClassicSimilarity], result of:
            0.12217962 = score(doc=42,freq=5.0), product of:
              0.15589707 = queryWeight, product of:
                1.1354682 = boost
                5.6078424 = idf(docFreq=440, maxDocs=44218)
                0.02448314 = queryNorm
              0.78371984 = fieldWeight in 42, product of:
                2.236068 = tf(freq=5.0), with freq of:
                  5.0 = termFreq=5.0
                5.6078424 = idf(docFreq=440, maxDocs=44218)
                0.0625 = fieldNorm(doc=42)
          0.07930768 = weight(abstract_txt:century in 42) [ClassicSimilarity], result of:
            0.07930768 = score(doc=42,freq=2.0), product of:
              0.15862158 = queryWeight, product of:
                1.1453472 = boost
                5.6566324 = idf(docFreq=419, maxDocs=44218)
                0.02448314 = queryNorm
              0.4999804 = fieldWeight in 42, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                5.6566324 = idf(docFreq=419, maxDocs=44218)
                0.0625 = fieldNorm(doc=42)
          0.04170644 = weight(abstract_txt:information in 42) [ClassicSimilarity], result of:
            0.04170644 = score(doc=42,freq=10.0), product of:
              0.087164156 = queryWeight, product of:
                1.4705697 = boost
                2.4209464 = idf(docFreq=10677, maxDocs=44218)
                0.02448314 = queryNorm
              0.47848153 = fieldWeight in 42, product of:
                3.1622777 = tf(freq=10.0), with freq of:
                  10.0 = termFreq=10.0
                2.4209464 = idf(docFreq=10677, maxDocs=44218)
                0.0625 = fieldNorm(doc=42)
          0.12587884 = weight(abstract_txt:taught in 42) [ClassicSimilarity], result of:
            0.12587884 = score(doc=42,freq=1.0), product of:
              0.27193427 = queryWeight, product of:
                1.4996434 = boost
                7.406428 = idf(docFreq=72, maxDocs=44218)
                0.02448314 = queryNorm
              0.46290174 = fieldWeight in 42, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                7.406428 = idf(docFreq=72, maxDocs=44218)
                0.0625 = fieldNorm(doc=42)
          0.12953126 = weight(abstract_txt:acquire in 42) [ClassicSimilarity], result of:
            0.12953126 = score(doc=42,freq=1.0), product of:
              0.27716932 = queryWeight, product of:
                1.5140096 = boost
                7.4773793 = idf(docFreq=67, maxDocs=44218)
                0.02448314 = queryNorm
              0.4673362 = fieldWeight in 42, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                7.4773793 = idf(docFreq=67, maxDocs=44218)
                0.0625 = fieldNorm(doc=42)
          0.04977683 = weight(abstract_txt:what in 42) [ClassicSimilarity], result of:
            0.04977683 = score(doc=42,freq=1.0), product of:
              0.18458238 = queryWeight, product of:
                1.7472947 = boost
                4.314763 = idf(docFreq=1606, maxDocs=44218)
                0.02448314 = queryNorm
              0.2696727 = fieldWeight in 42, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.314763 = idf(docFreq=1606, maxDocs=44218)
                0.0625 = fieldNorm(doc=42)
        0.36 = coord(9/25)
    
  2. Williamson, N.J.: Education for positions in the subject control of information (1987) 0.24
    0.24446805 = sum of:
      0.24446805 = product of:
        0.7639627 = sum of:
          0.06531709 = weight(abstract_txt:control in 538) [ClassicSimilarity], result of:
            0.06531709 = score(doc=538,freq=1.0), product of:
              0.12091716 = queryWeight, product of:
                4.9387927 = idf(docFreq=860, maxDocs=44218)
                0.02448314 = queryNorm
              0.54018044 = fieldWeight in 538, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.9387927 = idf(docFreq=860, maxDocs=44218)
                0.109375 = fieldNorm(doc=538)
          0.072613806 = weight(abstract_txt:education in 538) [ClassicSimilarity], result of:
            0.072613806 = score(doc=538,freq=1.0), product of:
              0.1297626 = queryWeight, product of:
                1.035931 = boost
                5.116248 = idf(docFreq=720, maxDocs=44218)
                0.02448314 = queryNorm
              0.5595896 = fieldWeight in 538, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.116248 = idf(docFreq=720, maxDocs=44218)
                0.109375 = fieldNorm(doc=538)
          0.08616256 = weight(abstract_txt:professionals in 538) [ClassicSimilarity], result of:
            0.08616256 = score(doc=538,freq=1.0), product of:
              0.14543954 = queryWeight, product of:
                1.0967238 = boost
                5.4164915 = idf(docFreq=533, maxDocs=44218)
                0.02448314 = queryNorm
              0.59242874 = fieldWeight in 538, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.4164915 = idf(docFreq=533, maxDocs=44218)
                0.109375 = fieldNorm(doc=538)
          0.106229775 = weight(abstract_txt:attempts in 538) [ClassicSimilarity], result of:
            0.106229775 = score(doc=538,freq=1.0), product of:
              0.16722488 = queryWeight, product of:
                1.1759977 = boost
                5.808009 = idf(docFreq=360, maxDocs=44218)
                0.02448314 = queryNorm
              0.635251 = fieldWeight in 538, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.808009 = idf(docFreq=360, maxDocs=44218)
                0.109375 = fieldNorm(doc=538)
          0.043070015 = weight(abstract_txt:systems in 538) [ClassicSimilarity], result of:
            0.043070015 = score(doc=538,freq=1.0), product of:
              0.115415305 = queryWeight, product of:
                1.381665 = boost
                3.4118783 = idf(docFreq=3963, maxDocs=44218)
                0.02448314 = queryNorm
              0.3731742 = fieldWeight in 538, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.4118783 = idf(docFreq=3963, maxDocs=44218)
                0.109375 = fieldNorm(doc=538)
          0.06436148 = weight(abstract_txt:retrieval in 538) [ClassicSimilarity], result of:
            0.06436148 = score(doc=538,freq=2.0), product of:
              0.119734906 = queryWeight, product of:
                1.407283 = boost
                3.4751394 = idf(docFreq=3720, maxDocs=44218)
                0.02448314 = queryNorm
              0.53753316 = fieldWeight in 538, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                3.4751394 = idf(docFreq=3720, maxDocs=44218)
                0.109375 = fieldNorm(doc=538)
          0.04616057 = weight(abstract_txt:information in 538) [ClassicSimilarity], result of:
            0.04616057 = score(doc=538,freq=4.0), product of:
              0.087164156 = queryWeight, product of:
                1.4705697 = boost
                2.4209464 = idf(docFreq=10677, maxDocs=44218)
                0.02448314 = queryNorm
              0.529582 = fieldWeight in 538, product of:
                2.0 = tf(freq=4.0), with freq of:
                  4.0 = termFreq=4.0
                2.4209464 = idf(docFreq=10677, maxDocs=44218)
                0.109375 = fieldNorm(doc=538)
          0.28004736 = weight(abstract_txt:subject in 538) [ClassicSimilarity], result of:
            0.28004736 = score(doc=538,freq=3.0), product of:
              0.37836182 = queryWeight, product of:
                3.955439 = boost
                3.9070187 = idf(docFreq=2415, maxDocs=44218)
                0.02448314 = queryNorm
              0.74015754 = fieldWeight in 538, product of:
                1.7320508 = tf(freq=3.0), with freq of:
                  3.0 = termFreq=3.0
                3.9070187 = idf(docFreq=2415, maxDocs=44218)
                0.109375 = fieldNorm(doc=538)
        0.32 = coord(8/25)
    
  3. Satija, M.P.: ¬A dictionary of knowledge organization (2004) 0.24
    0.23964672 = sum of:
      0.23964672 = product of:
        0.5991168 = sum of:
          0.032658543 = weight(abstract_txt:control in 3111) [ClassicSimilarity], result of:
            0.032658543 = score(doc=3111,freq=1.0), product of:
              0.12091716 = queryWeight, product of:
                4.9387927 = idf(docFreq=860, maxDocs=44218)
                0.02448314 = queryNorm
              0.27009022 = fieldWeight in 3111, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.9387927 = idf(docFreq=860, maxDocs=44218)
                0.0546875 = fieldNorm(doc=3111)
          0.07167328 = weight(abstract_txt:included in 3111) [ClassicSimilarity], result of:
            0.07167328 = score(doc=3111,freq=3.0), product of:
              0.14158627 = queryWeight, product of:
                1.082098 = boost
                5.344258 = idf(docFreq=573, maxDocs=44218)
                0.02448314 = queryNorm
              0.5062163 = fieldWeight in 3111, product of:
                1.7320508 = tf(freq=3.0), with freq of:
                  3.0 = termFreq=3.0
                5.344258 = idf(docFreq=573, maxDocs=44218)
                0.0546875 = fieldNorm(doc=3111)
          0.055360835 = weight(abstract_txt:opacs in 3111) [ClassicSimilarity], result of:
            0.055360835 = score(doc=3111,freq=1.0), product of:
              0.1719063 = queryWeight, product of:
                1.192345 = boost
                5.888745 = idf(docFreq=332, maxDocs=44218)
                0.02448314 = queryNorm
              0.32204074 = fieldWeight in 3111, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.888745 = idf(docFreq=332, maxDocs=44218)
                0.0546875 = fieldNorm(doc=3111)
          0.030455098 = weight(abstract_txt:systems in 3111) [ClassicSimilarity], result of:
            0.030455098 = score(doc=3111,freq=2.0), product of:
              0.115415305 = queryWeight, product of:
                1.381665 = boost
                3.4118783 = idf(docFreq=3963, maxDocs=44218)
                0.02448314 = queryNorm
              0.263874 = fieldWeight in 3111, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                3.4118783 = idf(docFreq=3963, maxDocs=44218)
                0.0546875 = fieldNorm(doc=3111)
          0.022755222 = weight(abstract_txt:retrieval in 3111) [ClassicSimilarity], result of:
            0.022755222 = score(doc=3111,freq=1.0), product of:
              0.119734906 = queryWeight, product of:
                1.407283 = boost
                3.4751394 = idf(docFreq=3720, maxDocs=44218)
                0.02448314 = queryNorm
              0.19004668 = fieldWeight in 3111, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.4751394 = idf(docFreq=3720, maxDocs=44218)
                0.0546875 = fieldNorm(doc=3111)
          0.011540143 = weight(abstract_txt:information in 3111) [ClassicSimilarity], result of:
            0.011540143 = score(doc=3111,freq=1.0), product of:
              0.087164156 = queryWeight, product of:
                1.4705697 = boost
                2.4209464 = idf(docFreq=10677, maxDocs=44218)
                0.02448314 = queryNorm
              0.1323955 = fieldWeight in 3111, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                2.4209464 = idf(docFreq=10677, maxDocs=44218)
                0.0546875 = fieldNorm(doc=3111)
          0.11333985 = weight(abstract_txt:acquire in 3111) [ClassicSimilarity], result of:
            0.11333985 = score(doc=3111,freq=1.0), product of:
              0.27716932 = queryWeight, product of:
                1.5140096 = boost
                7.4773793 = idf(docFreq=67, maxDocs=44218)
                0.02448314 = queryNorm
              0.4089192 = fieldWeight in 3111, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                7.4773793 = idf(docFreq=67, maxDocs=44218)
                0.0546875 = fieldNorm(doc=3111)
          0.043554727 = weight(abstract_txt:what in 3111) [ClassicSimilarity], result of:
            0.043554727 = score(doc=3111,freq=1.0), product of:
              0.18458238 = queryWeight, product of:
                1.7472947 = boost
                4.314763 = idf(docFreq=1606, maxDocs=44218)
                0.02448314 = queryNorm
              0.23596361 = fieldWeight in 3111, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.314763 = idf(docFreq=1606, maxDocs=44218)
                0.0546875 = fieldNorm(doc=3111)
          0.0560937 = weight(abstract_txt:analysis in 3111) [ClassicSimilarity], result of:
            0.0560937 = score(doc=3111,freq=2.0), product of:
              0.19851647 = queryWeight, product of:
                2.2192945 = boost
                3.6535451 = idf(docFreq=3112, maxDocs=44218)
                0.02448314 = queryNorm
              0.28256446 = fieldWeight in 3111, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                3.6535451 = idf(docFreq=3112, maxDocs=44218)
                0.0546875 = fieldNorm(doc=3111)
          0.16168542 = weight(abstract_txt:subject in 3111) [ClassicSimilarity], result of:
            0.16168542 = score(doc=3111,freq=4.0), product of:
              0.37836182 = queryWeight, product of:
                3.955439 = boost
                3.9070187 = idf(docFreq=2415, maxDocs=44218)
                0.02448314 = queryNorm
              0.42733017 = fieldWeight in 3111, product of:
                2.0 = tf(freq=4.0), with freq of:
                  4.0 = termFreq=4.0
                3.9070187 = idf(docFreq=2415, maxDocs=44218)
                0.0546875 = fieldNorm(doc=3111)
        0.4 = coord(10/25)
    
  4. Williamson, N.J.: Standards and rules for subject access (1996) 0.20
    0.20194669 = sum of:
      0.20194669 = product of:
        0.6310834 = sum of:
          0.046655063 = weight(abstract_txt:control in 5577) [ClassicSimilarity], result of:
            0.046655063 = score(doc=5577,freq=1.0), product of:
              0.12091716 = queryWeight, product of:
                4.9387927 = idf(docFreq=860, maxDocs=44218)
                0.02448314 = queryNorm
              0.3858432 = fieldWeight in 5577, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.9387927 = idf(docFreq=860, maxDocs=44218)
                0.078125 = fieldNorm(doc=5577)
          0.05911512 = weight(abstract_txt:included in 5577) [ClassicSimilarity], result of:
            0.05911512 = score(doc=5577,freq=1.0), product of:
              0.14158627 = queryWeight, product of:
                1.082098 = boost
                5.344258 = idf(docFreq=573, maxDocs=44218)
                0.02448314 = queryNorm
              0.41752014 = fieldWeight in 5577, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.344258 = idf(docFreq=573, maxDocs=44218)
                0.078125 = fieldNorm(doc=5577)
          0.043507285 = weight(abstract_txt:systems in 5577) [ClassicSimilarity], result of:
            0.043507285 = score(doc=5577,freq=2.0), product of:
              0.115415305 = queryWeight, product of:
                1.381665 = boost
                3.4118783 = idf(docFreq=3963, maxDocs=44218)
                0.02448314 = queryNorm
              0.37696287 = fieldWeight in 5577, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                3.4118783 = idf(docFreq=3963, maxDocs=44218)
                0.078125 = fieldNorm(doc=5577)
          0.032507457 = weight(abstract_txt:retrieval in 5577) [ClassicSimilarity], result of:
            0.032507457 = score(doc=5577,freq=1.0), product of:
              0.119734906 = queryWeight, product of:
                1.407283 = boost
                3.4751394 = idf(docFreq=3720, maxDocs=44218)
                0.02448314 = queryNorm
              0.27149525 = fieldWeight in 5577, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.4751394 = idf(docFreq=3720, maxDocs=44218)
                0.078125 = fieldNorm(doc=5577)
          0.016485916 = weight(abstract_txt:information in 5577) [ClassicSimilarity], result of:
            0.016485916 = score(doc=5577,freq=1.0), product of:
              0.087164156 = queryWeight, product of:
                1.4705697 = boost
                2.4209464 = idf(docFreq=10677, maxDocs=44218)
                0.02448314 = queryNorm
              0.18913643 = fieldWeight in 5577, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                2.4209464 = idf(docFreq=10677, maxDocs=44218)
                0.078125 = fieldNorm(doc=5577)
          0.14517021 = weight(abstract_txt:importance in 5577) [ClassicSimilarity], result of:
            0.14517021 = score(doc=5577,freq=2.0), product of:
              0.25771543 = queryWeight, product of:
                2.0646253 = boost
                5.098378 = idf(docFreq=733, maxDocs=44218)
                0.02448314 = queryNorm
              0.56329656 = fieldWeight in 5577, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                5.098378 = idf(docFreq=733, maxDocs=44218)
                0.078125 = fieldNorm(doc=5577)
          0.056663193 = weight(abstract_txt:analysis in 5577) [ClassicSimilarity], result of:
            0.056663193 = score(doc=5577,freq=1.0), product of:
              0.19851647 = queryWeight, product of:
                2.2192945 = boost
                3.6535451 = idf(docFreq=3112, maxDocs=44218)
                0.02448314 = queryNorm
              0.2854332 = fieldWeight in 5577, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.6535451 = idf(docFreq=3112, maxDocs=44218)
                0.078125 = fieldNorm(doc=5577)
          0.23097917 = weight(abstract_txt:subject in 5577) [ClassicSimilarity], result of:
            0.23097917 = score(doc=5577,freq=4.0), product of:
              0.37836182 = queryWeight, product of:
                3.955439 = boost
                3.9070187 = idf(docFreq=2415, maxDocs=44218)
                0.02448314 = queryNorm
              0.61047167 = fieldWeight in 5577, product of:
                2.0 = tf(freq=4.0), with freq of:
                  4.0 = termFreq=4.0
                3.9070187 = idf(docFreq=2415, maxDocs=44218)
                0.078125 = fieldNorm(doc=5577)
        0.32 = coord(8/25)
    
  5. Belkin, N.J.: ¬An overview of results from Rutgers' investigations of interactive information retrieval (1998) 0.20
    0.19546469 = sum of:
      0.19546469 = product of:
        0.61082715 = sum of:
          0.052727263 = weight(abstract_txt:discussion in 2339) [ClassicSimilarity], result of:
            0.052727263 = score(doc=2339,freq=1.0), product of:
              0.13119347 = queryWeight, product of:
                1.0416268 = boost
                5.144379 = idf(docFreq=700, maxDocs=44218)
                0.02448314 = queryNorm
              0.4019046 = fieldWeight in 2339, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.144379 = idf(docFreq=700, maxDocs=44218)
                0.078125 = fieldNorm(doc=2339)
          0.10051862 = weight(abstract_txt:conclusions in 2339) [ClassicSimilarity], result of:
            0.10051862 = score(doc=2339,freq=1.0), product of:
              0.20170644 = queryWeight, product of:
                1.291564 = boost
                6.378767 = idf(docFreq=203, maxDocs=44218)
                0.02448314 = queryNorm
              0.49834117 = fieldWeight in 2339, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.378767 = idf(docFreq=203, maxDocs=44218)
                0.078125 = fieldNorm(doc=2339)
          0.043507285 = weight(abstract_txt:systems in 2339) [ClassicSimilarity], result of:
            0.043507285 = score(doc=2339,freq=2.0), product of:
              0.115415305 = queryWeight, product of:
                1.381665 = boost
                3.4118783 = idf(docFreq=3963, maxDocs=44218)
                0.02448314 = queryNorm
              0.37696287 = fieldWeight in 2339, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                3.4118783 = idf(docFreq=3963, maxDocs=44218)
                0.078125 = fieldNorm(doc=2339)
          0.04597249 = weight(abstract_txt:retrieval in 2339) [ClassicSimilarity], result of:
            0.04597249 = score(doc=2339,freq=2.0), product of:
              0.119734906 = queryWeight, product of:
                1.407283 = boost
                3.4751394 = idf(docFreq=3720, maxDocs=44218)
                0.02448314 = queryNorm
              0.38395226 = fieldWeight in 2339, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                3.4751394 = idf(docFreq=3720, maxDocs=44218)
                0.078125 = fieldNorm(doc=2339)
          0.040382087 = weight(abstract_txt:information in 2339) [ClassicSimilarity], result of:
            0.040382087 = score(doc=2339,freq=6.0), product of:
              0.087164156 = queryWeight, product of:
                1.4705697 = boost
                2.4209464 = idf(docFreq=10677, maxDocs=44218)
                0.02448314 = queryNorm
              0.46328777 = fieldWeight in 2339, product of:
                2.4494898 = tf(freq=6.0), with freq of:
                  6.0 = termFreq=6.0
                2.4209464 = idf(docFreq=10677, maxDocs=44218)
                0.078125 = fieldNorm(doc=2339)
          0.12444206 = weight(abstract_txt:what in 2339) [ClassicSimilarity], result of:
            0.12444206 = score(doc=2339,freq=4.0), product of:
              0.18458238 = queryWeight, product of:
                1.7472947 = boost
                4.314763 = idf(docFreq=1606, maxDocs=44218)
                0.02448314 = queryNorm
              0.6741817 = fieldWeight in 2339, product of:
                2.0 = tf(freq=4.0), with freq of:
                  4.0 = termFreq=4.0
                4.314763 = idf(docFreq=1606, maxDocs=44218)
                0.078125 = fieldNorm(doc=2339)
          0.0877877 = weight(abstract_txt:nature in 2339) [ClassicSimilarity], result of:
            0.0877877 = score(doc=2339,freq=1.0), product of:
              0.2321959 = queryWeight, product of:
                1.9597393 = boost
                4.839373 = idf(docFreq=950, maxDocs=44218)
                0.02448314 = queryNorm
              0.37807602 = fieldWeight in 2339, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.839373 = idf(docFreq=950, maxDocs=44218)
                0.078125 = fieldNorm(doc=2339)
          0.11548959 = weight(abstract_txt:subject in 2339) [ClassicSimilarity], result of:
            0.11548959 = score(doc=2339,freq=1.0), product of:
              0.37836182 = queryWeight, product of:
                3.955439 = boost
                3.9070187 = idf(docFreq=2415, maxDocs=44218)
                0.02448314 = queryNorm
              0.30523583 = fieldWeight in 2339, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.9070187 = idf(docFreq=2415, maxDocs=44218)
                0.078125 = fieldNorm(doc=2339)
        0.32 = coord(8/25)