Document (#3008)

Author
Rousseau, R.
Title
Use of an existing thesaurus in a knowledge based indexing and retrieval system
Source
Annals of library science and documentation. 38(1991) no.4, S.127-130
Year
1991
Abstract
A simple heuristic method is proposed to use an existing thesaurus for weighted indexing

Similar documents (author)

  1. Rousseau, S.; Rousseau, R.: Metric-wiseness (2015) 5.34
    5.340082 = sum of:
      5.340082 = weight(author_txt:rousseau in 70) [ClassicSimilarity], result of:
        5.340082 = fieldWeight in 70, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          7.5520167 = idf(docFreq=60, maxDocs=42740)
          0.5 = fieldNorm(doc=70)
    
  2. Rousseau, S.; Rousseau, R.: Interactions between journal attributes and authors' willingness to wait for editorial decisions (2012) 5.34
    5.340082 = sum of:
      5.340082 = weight(author_txt:rousseau in 2251) [ClassicSimilarity], result of:
        5.340082 = fieldWeight in 2251, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          7.5520167 = idf(docFreq=60, maxDocs=42740)
          0.5 = fieldNorm(doc=2251)
    
  3. Rousseau, R.: ¬A table for estimating the exponent in Lotka's law (1993) 4.72
    4.7200103 = sum of:
      4.7200103 = weight(author_txt:rousseau in 5653) [ClassicSimilarity], result of:
        4.7200103 = fieldWeight in 5653, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          7.5520167 = idf(docFreq=60, maxDocs=42740)
          0.625 = fieldNorm(doc=5653)
    
  4. Rousseau, R.: Bradford curves (1994) 4.72
    4.7200103 = sum of:
      4.7200103 = weight(author_txt:rousseau in 7304) [ClassicSimilarity], result of:
        4.7200103 = fieldWeight in 7304, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          7.5520167 = idf(docFreq=60, maxDocs=42740)
          0.625 = fieldNorm(doc=7304)
    
  5. Rousseau, R.: Timelines in citation research (2006) 4.72
    4.7200103 = sum of:
      4.7200103 = weight(author_txt:rousseau in 2747) [ClassicSimilarity], result of:
        4.7200103 = fieldWeight in 2747, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          7.5520167 = idf(docFreq=60, maxDocs=42740)
          0.625 = fieldNorm(doc=2747)
    

Similar documents (content)

  1. Kim, Y.W.; Kim, J.H.: ¬A model of knowledge based information retrieval with hierarchical concept graph (1990) 0.63
    0.6321641 = sum of:
      0.6321641 = product of:
        0.9482461 = sum of:
          0.02195871 = weight(abstract_txt:based in 3909) [ClassicSimilarity], result of:
            0.02195871 = score(doc=3909,freq=1.0), product of:
              0.087592594 = queryWeight, product of:
                3.2088501 = idf(docFreq=4693, maxDocs=42740)
                0.027297191 = queryNorm
              0.2506914 = fieldWeight in 3909, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.2088501 = idf(docFreq=4693, maxDocs=42740)
                0.078125 = fieldNorm(doc=3909)
          0.027643535 = weight(abstract_txt:retrieval in 3909) [ClassicSimilarity], result of:
            0.027643535 = score(doc=3909,freq=1.0), product of:
              0.10212339 = queryWeight, product of:
                1.0797641 = boost
                3.4648013 = idf(docFreq=3633, maxDocs=42740)
                0.027297191 = queryNorm
              0.2706876 = fieldWeight in 3909, 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=3909)
          0.030736603 = weight(abstract_txt:knowledge in 3909) [ClassicSimilarity], result of:
            0.030736603 = score(doc=3909,freq=1.0), product of:
              0.10960577 = queryWeight, product of:
                1.1186211 = boost
                3.5894876 = idf(docFreq=3207, maxDocs=42740)
                0.027297191 = queryNorm
              0.2804287 = fieldWeight in 3909, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.5894876 = idf(docFreq=3207, maxDocs=42740)
                0.078125 = fieldNorm(doc=3909)
          0.06143956 = weight(abstract_txt:method in 3909) [ClassicSimilarity], result of:
            0.06143956 = score(doc=3909,freq=1.0), product of:
              0.17392482 = queryWeight, product of:
                1.4091171 = boost
                4.5216455 = idf(docFreq=1262, maxDocs=42740)
                0.027297191 = queryNorm
              0.35325354 = fieldWeight in 3909, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.5216455 = idf(docFreq=1262, maxDocs=42740)
                0.078125 = fieldNorm(doc=3909)
          0.06643075 = weight(abstract_txt:proposed in 3909) [ClassicSimilarity], result of:
            0.06643075 = score(doc=3909,freq=1.0), product of:
              0.18322113 = queryWeight, product of:
                1.4462856 = boost
                4.640914 = idf(docFreq=1120, maxDocs=42740)
                0.027297191 = queryNorm
              0.36257142 = fieldWeight in 3909, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.640914 = idf(docFreq=1120, maxDocs=42740)
                0.078125 = fieldNorm(doc=3909)
          0.3147576 = weight(abstract_txt:weighted in 3909) [ClassicSimilarity], result of:
            0.3147576 = score(doc=3909,freq=2.0), product of:
              0.410239 = queryWeight, product of:
                2.1641371 = boost
                6.9443917 = idf(docFreq=111, maxDocs=42740)
                0.027297191 = queryNorm
              0.7672542 = fieldWeight in 3909, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                6.9443917 = idf(docFreq=111, maxDocs=42740)
                0.078125 = fieldNorm(doc=3909)
          0.10868556 = weight(abstract_txt:indexing in 3909) [ClassicSimilarity], result of:
            0.10868556 = score(doc=3909,freq=1.0), product of:
              0.3205192 = queryWeight, product of:
                2.7052557 = boost
                4.34038 = idf(docFreq=1513, maxDocs=42740)
                0.027297191 = queryNorm
              0.3390922 = fieldWeight in 3909, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.34038 = idf(docFreq=1513, maxDocs=42740)
                0.078125 = fieldNorm(doc=3909)
          0.31659386 = weight(abstract_txt:thesaurus in 3909) [ClassicSimilarity], result of:
            0.31659386 = score(doc=3909,freq=3.0), product of:
              0.4532809 = queryWeight, product of:
                3.2171032 = boost
                5.161601 = idf(docFreq=665, maxDocs=42740)
                0.027297191 = queryNorm
              0.6984496 = fieldWeight in 3909, product of:
                1.7320508 = tf(freq=3.0), with freq of:
                  3.0 = termFreq=3.0
                5.161601 = idf(docFreq=665, maxDocs=42740)
                0.078125 = fieldNorm(doc=3909)
        0.6666667 = coord(8/12)
    
  2. Yang, C.C.; Li, K.W.: ¬A heuristic method based on a statistical approach for chinese text segmentation (2005) 0.47
    0.467059 = sum of:
      0.467059 = product of:
        0.934118 = sum of:
          0.024843445 = weight(abstract_txt:based in 581) [ClassicSimilarity], result of:
            0.024843445 = score(doc=581,freq=2.0), product of:
              0.087592594 = queryWeight, product of:
                3.2088501 = idf(docFreq=4693, maxDocs=42740)
                0.027297191 = queryNorm
              0.28362495 = fieldWeight in 581, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                3.2088501 = idf(docFreq=4693, maxDocs=42740)
                0.0625 = fieldNorm(doc=581)
          0.022114828 = weight(abstract_txt:retrieval in 581) [ClassicSimilarity], result of:
            0.022114828 = score(doc=581,freq=1.0), product of:
              0.10212339 = queryWeight, product of:
                1.0797641 = boost
                3.4648013 = idf(docFreq=3633, maxDocs=42740)
                0.027297191 = queryNorm
              0.21655008 = fieldWeight in 581, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.4648013 = idf(docFreq=3633, maxDocs=42740)
                0.0625 = fieldNorm(doc=581)
          0.14745495 = weight(abstract_txt:method in 581) [ClassicSimilarity], result of:
            0.14745495 = score(doc=581,freq=9.0), product of:
              0.17392482 = queryWeight, product of:
                1.4091171 = boost
                4.5216455 = idf(docFreq=1262, maxDocs=42740)
                0.027297191 = queryNorm
              0.84780854 = fieldWeight in 581, product of:
                3.0 = tf(freq=9.0), with freq of:
                  9.0 = termFreq=9.0
                4.5216455 = idf(docFreq=1262, maxDocs=42740)
                0.0625 = fieldNorm(doc=581)
          0.11883493 = weight(abstract_txt:proposed in 581) [ClassicSimilarity], result of:
            0.11883493 = score(doc=581,freq=5.0), product of:
              0.18322113 = queryWeight, product of:
                1.4462856 = boost
                4.640914 = idf(docFreq=1120, maxDocs=42740)
                0.027297191 = queryNorm
              0.64858747 = fieldWeight in 581, product of:
                2.236068 = tf(freq=5.0), with freq of:
                  5.0 = termFreq=5.0
                4.640914 = idf(docFreq=1120, maxDocs=42740)
                0.0625 = fieldNorm(doc=581)
          0.53392136 = weight(abstract_txt:heuristic in 581) [ClassicSimilarity], result of:
            0.53392136 = score(doc=581,freq=6.0), product of:
              0.4694658 = queryWeight, product of:
                2.315092 = boost
                7.428784 = idf(docFreq=68, maxDocs=42740)
                0.027297191 = queryNorm
              1.1372956 = fieldWeight in 581, product of:
                2.4494898 = tf(freq=6.0), with freq of:
                  6.0 = termFreq=6.0
                7.428784 = idf(docFreq=68, maxDocs=42740)
                0.0625 = fieldNorm(doc=581)
          0.086948454 = weight(abstract_txt:indexing in 581) [ClassicSimilarity], result of:
            0.086948454 = score(doc=581,freq=1.0), product of:
              0.3205192 = queryWeight, product of:
                2.7052557 = boost
                4.34038 = idf(docFreq=1513, maxDocs=42740)
                0.027297191 = queryNorm
              0.27127376 = fieldWeight in 581, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.34038 = idf(docFreq=1513, maxDocs=42740)
                0.0625 = fieldNorm(doc=581)
        0.5 = coord(6/12)
    
  3. Lu, K.; Mao, J.: ¬An automatic approach to weighted subject indexing : an empirical study in the biomedical domain (2015) 0.39
    0.3909556 = sum of:
      0.3909556 = product of:
        0.7819112 = sum of:
          0.022114828 = weight(abstract_txt:retrieval in 6) [ClassicSimilarity], result of:
            0.022114828 = score(doc=6,freq=1.0), product of:
              0.10212339 = queryWeight, product of:
                1.0797641 = boost
                3.4648013 = idf(docFreq=3633, maxDocs=42740)
                0.027297191 = queryNorm
              0.21655008 = fieldWeight in 6, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.4648013 = idf(docFreq=3633, maxDocs=42740)
                0.0625 = fieldNorm(doc=6)
          0.06951093 = weight(abstract_txt:method in 6) [ClassicSimilarity], result of:
            0.06951093 = score(doc=6,freq=2.0), product of:
              0.17392482 = queryWeight, product of:
                1.4091171 = boost
                4.5216455 = idf(docFreq=1262, maxDocs=42740)
                0.027297191 = queryNorm
              0.39966077 = fieldWeight in 6, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                4.5216455 = idf(docFreq=1262, maxDocs=42740)
                0.0625 = fieldNorm(doc=6)
          0.053144593 = weight(abstract_txt:proposed in 6) [ClassicSimilarity], result of:
            0.053144593 = score(doc=6,freq=1.0), product of:
              0.18322113 = queryWeight, product of:
                1.4462856 = boost
                4.640914 = idf(docFreq=1120, maxDocs=42740)
                0.027297191 = queryNorm
              0.29005712 = fieldWeight in 6, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.640914 = idf(docFreq=1120, maxDocs=42740)
                0.0625 = fieldNorm(doc=6)
          0.25180608 = weight(abstract_txt:weighted in 6) [ClassicSimilarity], result of:
            0.25180608 = score(doc=6,freq=2.0), product of:
              0.410239 = queryWeight, product of:
                2.1641371 = boost
                6.9443917 = idf(docFreq=111, maxDocs=42740)
                0.027297191 = queryNorm
              0.6138033 = fieldWeight in 6, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                6.9443917 = idf(docFreq=111, maxDocs=42740)
                0.0625 = fieldNorm(doc=6)
          0.27495515 = weight(abstract_txt:indexing in 6) [ClassicSimilarity], result of:
            0.27495515 = score(doc=6,freq=10.0), product of:
              0.3205192 = queryWeight, product of:
                2.7052557 = boost
                4.34038 = idf(docFreq=1513, maxDocs=42740)
                0.027297191 = queryNorm
              0.857843 = fieldWeight in 6, product of:
                3.1622777 = tf(freq=10.0), with freq of:
                  10.0 = termFreq=10.0
                4.34038 = idf(docFreq=1513, maxDocs=42740)
                0.0625 = fieldNorm(doc=6)
          0.11037966 = weight(abstract_txt:existing in 6) [ClassicSimilarity], result of:
            0.11037966 = score(doc=6,freq=1.0), product of:
              0.3757845 = queryWeight, product of:
                2.9292114 = boost
                4.6997004 = idf(docFreq=1056, maxDocs=42740)
                0.027297191 = queryNorm
              0.29373127 = fieldWeight in 6, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.6997004 = idf(docFreq=1056, maxDocs=42740)
                0.0625 = fieldNorm(doc=6)
        0.5 = coord(6/12)
    
  4. Davies, R.: Thesaurus-aided searching in search and retrieval protocols (1996) 0.38
    0.38261902 = sum of:
      0.38261902 = product of:
        0.91828567 = sum of:
          0.04045731 = weight(abstract_txt:system in 5238) [ClassicSimilarity], result of:
            0.04045731 = score(doc=5238,freq=1.0), product of:
              0.09623081 = queryWeight, product of:
                1.0481498 = boost
                3.3633559 = idf(docFreq=4021, maxDocs=42740)
                0.027297191 = queryNorm
              0.42041948 = fieldWeight in 5238, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.3633559 = idf(docFreq=4021, maxDocs=42740)
                0.125 = fieldNorm(doc=5238)
          0.044229656 = weight(abstract_txt:retrieval in 5238) [ClassicSimilarity], result of:
            0.044229656 = score(doc=5238,freq=1.0), product of:
              0.10212339 = queryWeight, product of:
                1.0797641 = boost
                3.4648013 = idf(docFreq=3633, maxDocs=42740)
                0.027297191 = queryNorm
              0.43310016 = fieldWeight in 5238, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.4648013 = idf(docFreq=3633, maxDocs=42740)
                0.125 = fieldNorm(doc=5238)
          0.106289186 = weight(abstract_txt:proposed in 5238) [ClassicSimilarity], result of:
            0.106289186 = score(doc=5238,freq=1.0), product of:
              0.18322113 = queryWeight, product of:
                1.4462856 = boost
                4.640914 = idf(docFreq=1120, maxDocs=42740)
                0.027297191 = queryNorm
              0.58011425 = fieldWeight in 5238, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.640914 = idf(docFreq=1120, maxDocs=42740)
                0.125 = fieldNorm(doc=5238)
          0.22075932 = weight(abstract_txt:existing in 5238) [ClassicSimilarity], result of:
            0.22075932 = score(doc=5238,freq=1.0), product of:
              0.3757845 = queryWeight, product of:
                2.9292114 = boost
                4.6997004 = idf(docFreq=1056, maxDocs=42740)
                0.027297191 = queryNorm
              0.58746254 = fieldWeight in 5238, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.6997004 = idf(docFreq=1056, maxDocs=42740)
                0.125 = fieldNorm(doc=5238)
          0.5065502 = weight(abstract_txt:thesaurus in 5238) [ClassicSimilarity], result of:
            0.5065502 = score(doc=5238,freq=3.0), product of:
              0.4532809 = queryWeight, product of:
                3.2171032 = boost
                5.161601 = idf(docFreq=665, maxDocs=42740)
                0.027297191 = queryNorm
              1.1175194 = fieldWeight in 5238, product of:
                1.7320508 = tf(freq=3.0), with freq of:
                  3.0 = termFreq=3.0
                5.161601 = idf(docFreq=665, maxDocs=42740)
                0.125 = fieldNorm(doc=5238)
        0.41666666 = coord(5/12)
    
  5. Desai, B.C.: Supporting discovery in virtual libraries (1997) 0.38
    0.3786398 = sum of:
      0.3786398 = product of:
        0.7572796 = sum of:
          0.030742195 = weight(abstract_txt:based in 544) [ClassicSimilarity], result of:
            0.030742195 = score(doc=544,freq=1.0), product of:
              0.087592594 = queryWeight, product of:
                3.2088501 = idf(docFreq=4693, maxDocs=42740)
                0.027297191 = queryNorm
              0.35096797 = fieldWeight in 544, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.2088501 = idf(docFreq=4693, maxDocs=42740)
                0.109375 = fieldNorm(doc=544)
          0.035400145 = weight(abstract_txt:system in 544) [ClassicSimilarity], result of:
            0.035400145 = score(doc=544,freq=1.0), product of:
              0.09623081 = queryWeight, product of:
                1.0481498 = boost
                3.3633559 = idf(docFreq=4021, maxDocs=42740)
                0.027297191 = queryNorm
              0.36786705 = fieldWeight in 544, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.3633559 = idf(docFreq=4021, maxDocs=42740)
                0.109375 = fieldNorm(doc=544)
          0.093003035 = weight(abstract_txt:proposed in 544) [ClassicSimilarity], result of:
            0.093003035 = score(doc=544,freq=1.0), product of:
              0.18322113 = queryWeight, product of:
                1.4462856 = boost
                4.640914 = idf(docFreq=1120, maxDocs=42740)
                0.027297191 = queryNorm
              0.50759995 = fieldWeight in 544, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.640914 = idf(docFreq=1120, maxDocs=42740)
                0.109375 = fieldNorm(doc=544)
          0.14142133 = weight(abstract_txt:simple in 544) [ClassicSimilarity], result of:
            0.14142133 = score(doc=544,freq=1.0), product of:
              0.24228178 = queryWeight, product of:
                1.6631318 = boost
                5.336741 = idf(docFreq=558, maxDocs=42740)
                0.027297191 = queryNorm
              0.583706 = fieldWeight in 544, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.336741 = idf(docFreq=558, maxDocs=42740)
                0.109375 = fieldNorm(doc=544)
          0.2635485 = weight(abstract_txt:indexing in 544) [ClassicSimilarity], result of:
            0.2635485 = score(doc=544,freq=3.0), product of:
              0.3205192 = queryWeight, product of:
                2.7052557 = boost
                4.34038 = idf(docFreq=1513, maxDocs=42740)
                0.027297191 = queryNorm
              0.8222549 = fieldWeight in 544, product of:
                1.7320508 = tf(freq=3.0), with freq of:
                  3.0 = termFreq=3.0
                4.34038 = idf(docFreq=1513, maxDocs=42740)
                0.109375 = fieldNorm(doc=544)
          0.19316441 = weight(abstract_txt:existing in 544) [ClassicSimilarity], result of:
            0.19316441 = score(doc=544,freq=1.0), product of:
              0.3757845 = queryWeight, product of:
                2.9292114 = boost
                4.6997004 = idf(docFreq=1056, maxDocs=42740)
                0.027297191 = queryNorm
              0.51402974 = fieldWeight in 544, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.6997004 = idf(docFreq=1056, maxDocs=42740)
                0.109375 = fieldNorm(doc=544)
        0.5 = coord(6/12)