Document (#14065)

Author

Olsgaard, J.N.
Evans, E.J.

Title

Improving keyword indexing

Source

Journal of the American society for information science. 32(1981), S.71-72

Year

1981

Abstract

This communication examines some of the most frequently cited critisms of keyword indexing. These critisms include (1) absence of general subject headings, (2) limited entry points, and (3) irrelevant indexing. Some solutions are suggested to meet these critisms.

Theme

Automatisches Indexieren

Similar documents (author)

1. Evans, N.: Development of the Carnegie Mellon Library Information System (1989) 5.33

   5.3271337 = sum of:
     5.3271337 = weight(author_txt:evans in 2154) [ClassicSimilarity], result of:
       5.3271337 = fieldWeight in 2154, product of:
         1.0 = tf(freq=1.0), with freq of:
           1.0 = termFreq=1.0
         8.523414 = idf(docFreq=23, maxDocs=44421)
         0.625 = fieldNorm(doc=2154)
   

2. Evans, R.: Beyond Boolean : relevance ranking, natural language and the new search paradigm (1994) 5.33

   5.3271337 = sum of:
     5.3271337 = weight(author_txt:evans in 192) [ClassicSimilarity], result of:
       5.3271337 = fieldWeight in 192, product of:
         1.0 = tf(freq=1.0), with freq of:
           1.0 = termFreq=1.0
         8.523414 = idf(docFreq=23, maxDocs=44421)
         0.625 = fieldNorm(doc=192)
   

3. Evans, J.E.: Information and the problem of communication (1995) 5.33

   5.3271337 = sum of:
     5.3271337 = weight(author_txt:evans in 3144) [ClassicSimilarity], result of:
       5.3271337 = fieldWeight in 3144, product of:
         1.0 = tf(freq=1.0), with freq of:
           1.0 = termFreq=1.0
         8.523414 = idf(docFreq=23, maxDocs=44421)
         0.625 = fieldNorm(doc=3144)
   

4. Evans, L.: ¬An experiment : search strategy variations in SDI (1981) 5.33

   5.3271337 = sum of:
     5.3271337 = weight(author_txt:evans in 3226) [ClassicSimilarity], result of:
       5.3271337 = fieldWeight in 3226, product of:
         1.0 = tf(freq=1.0), with freq of:
           1.0 = termFreq=1.0
         8.523414 = idf(docFreq=23, maxDocs=44421)
         0.625 = fieldNorm(doc=3226)
   

5. Evans, J.E.: Some external and internal factors affecting users of interactive information systems (1996) 5.33

   5.3271337 = sum of:
     5.3271337 = weight(author_txt:evans in 6330) [ClassicSimilarity], result of:
       5.3271337 = fieldWeight in 6330, product of:
         1.0 = tf(freq=1.0), with freq of:
           1.0 = termFreq=1.0
         8.523414 = idf(docFreq=23, maxDocs=44421)
         0.625 = fieldNorm(doc=6330)
   

Similar documents (content)

1. Smiraglia, R.P.: Keywords redux : an editorial (2015) 0.46

   0.46013424 = sum of:
     0.46013424 = product of:
       0.96209884 = sum of:
         0.019435517 = weight(abstract_txt:subject in 3099) [ClassicSimilarity], result of:
           0.019435517 = score(doc=3099,freq=1.0), product of:
             0.09089446 = queryWeight, product of:
               1.6249224 = boost
               3.9099448 = idf(docFreq=2419, maxDocs=44421)
               0.014306525 = queryNorm
             0.2138251 = fieldWeight in 3099, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               3.9099448 = idf(docFreq=2419, maxDocs=44421)
               0.0546875 = fieldNorm(doc=3099)
         0.019921713 = weight(abstract_txt:most in 3099) [ClassicSimilarity], result of:
           0.019921713 = score(doc=3099,freq=1.0), product of:
             0.092404075 = queryWeight, product of:
               1.6383605 = boost
               3.94228 = idf(docFreq=2342, maxDocs=44421)
               0.014306525 = queryNorm
             0.21559344 = fieldWeight in 3099, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               3.94228 = idf(docFreq=2342, maxDocs=44421)
               0.0546875 = fieldNorm(doc=3099)
         0.02643075 = weight(abstract_txt:general in 3099) [ClassicSimilarity], result of:
           0.02643075 = score(doc=3099,freq=1.0), product of:
             0.11156972 = queryWeight, product of:
               1.8002677 = boost
               4.3318667 = idf(docFreq=1586, maxDocs=44421)
               0.014306525 = queryNorm
             0.23689896 = fieldWeight in 3099, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               4.3318667 = idf(docFreq=1586, maxDocs=44421)
               0.0546875 = fieldNorm(doc=3099)
         0.044496667 = weight(abstract_txt:headings in 3099) [ClassicSimilarity], result of:
           0.044496667 = score(doc=3099,freq=1.0), product of:
             0.15789135 = queryWeight, product of:
               2.1416233 = boost
               5.1532483 = idf(docFreq=697, maxDocs=44421)
               0.014306525 = queryNorm
             0.28181827 = fieldWeight in 3099, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               5.1532483 = idf(docFreq=697, maxDocs=44421)
               0.0546875 = fieldNorm(doc=3099)
         0.067379914 = weight(abstract_txt:entry in 3099) [ClassicSimilarity], result of:
           0.067379914 = score(doc=3099,freq=1.0), product of:
             0.20820619 = queryWeight, product of:
               2.4592957 = boost
               5.9176426 = idf(docFreq=324, maxDocs=44421)
               0.014306525 = queryNorm
             0.3236211 = fieldWeight in 3099, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               5.9176426 = idf(docFreq=324, maxDocs=44421)
               0.0546875 = fieldNorm(doc=3099)
         0.07050446 = weight(abstract_txt:frequently in 3099) [ClassicSimilarity], result of:
           0.07050446 = score(doc=3099,freq=1.0), product of:
             0.21459408 = queryWeight, product of:
               2.496737 = boost
               6.0077353 = idf(docFreq=296, maxDocs=44421)
               0.014306525 = queryNorm
             0.328548 = fieldWeight in 3099, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               6.0077353 = idf(docFreq=296, maxDocs=44421)
               0.0546875 = fieldNorm(doc=3099)
         0.120887406 = weight(abstract_txt:absence in 3099) [ClassicSimilarity], result of:
           0.120887406 = score(doc=3099,freq=1.0), product of:
             0.30741665 = queryWeight, product of:
               2.9883237 = boost
               7.190608 = idf(docFreq=90, maxDocs=44421)
               0.014306525 = queryNorm
             0.39323637 = fieldWeight in 3099, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               7.190608 = idf(docFreq=90, maxDocs=44421)
               0.0546875 = fieldNorm(doc=3099)
         0.032370664 = weight(abstract_txt:some in 3099) [ClassicSimilarity], result of:
           0.032370664 = score(doc=3099,freq=1.0), product of:
             0.1609105 = queryWeight, product of:
               3.0575328 = boost
               3.6785707 = idf(docFreq=3049, maxDocs=44421)
               0.014306525 = queryNorm
             0.20117185 = fieldWeight in 3099, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               3.6785707 = idf(docFreq=3049, maxDocs=44421)
               0.0546875 = fieldNorm(doc=3099)
         0.13308795 = weight(abstract_txt:irrelevant in 3099) [ClassicSimilarity], result of:
           0.13308795 = score(doc=3099,freq=1.0), product of:
             0.32776746 = queryWeight, product of:
               3.0856514 = boost
               7.4248013 = idf(docFreq=71, maxDocs=44421)
               0.014306525 = queryNorm
             0.40604383 = fieldWeight in 3099, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               7.4248013 = idf(docFreq=71, maxDocs=44421)
               0.0546875 = fieldNorm(doc=3099)
         0.24800678 = weight(abstract_txt:keyword in 3099) [ClassicSimilarity], result of:
           0.24800678 = score(doc=3099,freq=3.0), product of:
             0.43359601 = queryWeight, product of:
               5.0190506 = boost
               6.038507 = idf(docFreq=287, maxDocs=44421)
               0.014306525 = queryNorm
             0.5719766 = fieldWeight in 3099, product of:
               1.7320508 = tf(freq=3.0), with freq of:
                 3.0 = termFreq=3.0
               6.038507 = idf(docFreq=287, maxDocs=44421)
               0.0546875 = fieldNorm(doc=3099)
         0.17957708 = weight(abstract_txt:indexing in 3099) [ClassicSimilarity], result of:
           0.17957708 = score(doc=3099,freq=5.0), product of:
             0.3375652 = queryWeight, product of:
               5.4237967 = boost
               4.3503094 = idf(docFreq=1557, maxDocs=44421)
               0.014306525 = queryNorm
             0.5319775 = fieldWeight in 3099, product of:
               2.236068 = tf(freq=5.0), with freq of:
                 5.0 = termFreq=5.0
               4.3503094 = idf(docFreq=1557, maxDocs=44421)
               0.0546875 = fieldNorm(doc=3099)
       0.47826087 = coord(11/23)
   

2. Dumais, S.T.: Latent semantic analysis (2003) 0.23

   0.23426323 = sum of:
     0.23426323 = product of:
       0.4898231 = sum of:
         0.0036607927 = weight(abstract_txt:this in 3462) [ClassicSimilarity], result of:
           0.0036607927 = score(doc=3462,freq=2.0), product of:
             0.034424856 = queryWeight, product of:
               2.4062347 = idf(docFreq=10885, maxDocs=44421)
               0.014306525 = queryNorm
             0.106341556 = fieldWeight in 3462, product of:
               1.4142135 = tf(freq=2.0), with freq of:
                 2.0 = termFreq=2.0
               2.4062347 = idf(docFreq=10885, maxDocs=44421)
               0.03125 = fieldNorm(doc=3462)
         0.019236173 = weight(abstract_txt:subject in 3462) [ClassicSimilarity], result of:
           0.019236173 = score(doc=3462,freq=3.0), product of:
             0.09089446 = queryWeight, product of:
               1.6249224 = boost
               3.9099448 = idf(docFreq=2419, maxDocs=44421)
               0.014306525 = queryNorm
             0.21163197 = fieldWeight in 3462, product of:
               1.7320508 = tf(freq=3.0), with freq of:
                 3.0 = termFreq=3.0
               3.9099448 = idf(docFreq=2419, maxDocs=44421)
               0.03125 = fieldNorm(doc=3462)
         0.011383835 = weight(abstract_txt:most in 3462) [ClassicSimilarity], result of:
           0.011383835 = score(doc=3462,freq=1.0), product of:
             0.092404075 = queryWeight, product of:
               1.6383605 = boost
               3.94228 = idf(docFreq=2342, maxDocs=44421)
               0.014306525 = queryNorm
             0.12319625 = fieldWeight in 3462, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               3.94228 = idf(docFreq=2342, maxDocs=44421)
               0.03125 = fieldNorm(doc=3462)
         0.015103286 = weight(abstract_txt:general in 3462) [ClassicSimilarity], result of:
           0.015103286 = score(doc=3462,freq=1.0), product of:
             0.11156972 = queryWeight, product of:
               1.8002677 = boost
               4.3318667 = idf(docFreq=1586, maxDocs=44421)
               0.014306525 = queryNorm
             0.13537084 = fieldWeight in 3462, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               4.3318667 = idf(docFreq=1586, maxDocs=44421)
               0.03125 = fieldNorm(doc=3462)
         0.050853334 = weight(abstract_txt:headings in 3462) [ClassicSimilarity], result of:
           0.050853334 = score(doc=3462,freq=4.0), product of:
             0.15789135 = queryWeight, product of:
               2.1416233 = boost
               5.1532483 = idf(docFreq=697, maxDocs=44421)
               0.014306525 = queryNorm
             0.32207802 = fieldWeight in 3462, product of:
               2.0 = tf(freq=4.0), with freq of:
                 4.0 = termFreq=4.0
               5.1532483 = idf(docFreq=697, maxDocs=44421)
               0.03125 = fieldNorm(doc=3462)
         0.037972074 = weight(abstract_txt:improving in 3462) [ClassicSimilarity], result of:
           0.037972074 = score(doc=3462,freq=1.0), product of:
             0.20628846 = queryWeight, product of:
               2.4479434 = boost
               5.8903265 = idf(docFreq=333, maxDocs=44421)
               0.014306525 = queryNorm
             0.1840727 = fieldWeight in 3462, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               5.8903265 = idf(docFreq=333, maxDocs=44421)
               0.03125 = fieldNorm(doc=3462)
         0.020753708 = weight(abstract_txt:these in 3462) [ClassicSimilarity], result of:
           0.020753708 = score(doc=3462,freq=3.0), product of:
             0.12046626 = queryWeight, product of:
               2.6455235 = boost
               3.1828754 = idf(docFreq=5006, maxDocs=44421)
               0.014306525 = queryNorm
             0.17227818 = fieldWeight in 3462, product of:
               1.7320508 = tf(freq=3.0), with freq of:
                 3.0 = termFreq=3.0
               3.1828754 = idf(docFreq=5006, maxDocs=44421)
               0.03125 = fieldNorm(doc=3462)
         0.032038644 = weight(abstract_txt:some in 3462) [ClassicSimilarity], result of:
           0.032038644 = score(doc=3462,freq=3.0), product of:
             0.1609105 = queryWeight, product of:
               3.0575328 = boost
               3.6785707 = idf(docFreq=3049, maxDocs=44421)
               0.014306525 = queryNorm
             0.19910848 = fieldWeight in 3462, product of:
               1.7320508 = tf(freq=3.0), with freq of:
                 3.0 = termFreq=3.0
               3.6785707 = idf(docFreq=3049, maxDocs=44421)
               0.03125 = fieldNorm(doc=3462)
         0.15210052 = weight(abstract_txt:irrelevant in 3462) [ClassicSimilarity], result of:
           0.15210052 = score(doc=3462,freq=4.0), product of:
             0.32776746 = queryWeight, product of:
               3.0856514 = boost
               7.4248013 = idf(docFreq=71, maxDocs=44421)
               0.014306525 = queryNorm
             0.46405008 = fieldWeight in 3462, product of:
               2.0 = tf(freq=4.0), with freq of:
                 4.0 = termFreq=4.0
               7.4248013 = idf(docFreq=71, maxDocs=44421)
               0.03125 = fieldNorm(doc=3462)
         0.08182102 = weight(abstract_txt:keyword in 3462) [ClassicSimilarity], result of:
           0.08182102 = score(doc=3462,freq=1.0), product of:
             0.43359601 = queryWeight, product of:
               5.0190506 = boost
               6.038507 = idf(docFreq=287, maxDocs=44421)
               0.014306525 = queryNorm
             0.18870334 = fieldWeight in 3462, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               6.038507 = idf(docFreq=287, maxDocs=44421)
               0.03125 = fieldNorm(doc=3462)
         0.06489972 = weight(abstract_txt:indexing in 3462) [ClassicSimilarity], result of:
           0.06489972 = score(doc=3462,freq=2.0), product of:
             0.3375652 = queryWeight, product of:
               5.4237967 = boost
               4.3503094 = idf(docFreq=1557, maxDocs=44421)
               0.014306525 = queryNorm
             0.19225833 = fieldWeight in 3462, product of:
               1.4142135 = tf(freq=2.0), with freq of:
                 2.0 = termFreq=2.0
               4.3503094 = idf(docFreq=1557, maxDocs=44421)
               0.03125 = fieldNorm(doc=3462)
       0.47826087 = coord(11/23)
   

3. Williamson, N.J.: Education for positions in the subject control of information (1987) 0.21

   0.20597336 = sum of:
     0.20597336 = product of:
       0.5921734 = sum of:
         0.012812775 = weight(abstract_txt:this in 537) [ClassicSimilarity], result of:
           0.012812775 = score(doc=537,freq=2.0), product of:
             0.034424856 = queryWeight, product of:
               2.4062347 = idf(docFreq=10885, maxDocs=44421)
               0.014306525 = queryNorm
             0.37219545 = fieldWeight in 537, product of:
               1.4142135 = tf(freq=2.0), with freq of:
                 2.0 = termFreq=2.0
               2.4062347 = idf(docFreq=10885, maxDocs=44421)
               0.109375 = fieldNorm(doc=537)
         0.067326605 = weight(abstract_txt:subject in 537) [ClassicSimilarity], result of:
           0.067326605 = score(doc=537,freq=3.0), product of:
             0.09089446 = queryWeight, product of:
               1.6249224 = boost
               3.9099448 = idf(docFreq=2419, maxDocs=44421)
               0.014306525 = queryNorm
             0.74071187 = fieldWeight in 537, product of:
               1.7320508 = tf(freq=3.0), with freq of:
                 3.0 = termFreq=3.0
               3.9099448 = idf(docFreq=2419, maxDocs=44421)
               0.109375 = fieldNorm(doc=537)
         0.039843425 = weight(abstract_txt:most in 537) [ClassicSimilarity], result of:
           0.039843425 = score(doc=537,freq=1.0), product of:
             0.092404075 = queryWeight, product of:
               1.6383605 = boost
               3.94228 = idf(docFreq=2342, maxDocs=44421)
               0.014306525 = queryNorm
             0.43118688 = fieldWeight in 537, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               3.94228 = idf(docFreq=2342, maxDocs=44421)
               0.109375 = fieldNorm(doc=537)
         0.06255063 = weight(abstract_txt:examines in 537) [ClassicSimilarity], result of:
           0.06255063 = score(doc=537,freq=1.0), product of:
             0.1248172 = queryWeight, product of:
               1.90415 = boost
               4.581832 = idf(docFreq=1235, maxDocs=44421)
               0.014306525 = queryNorm
             0.50113785 = fieldWeight in 537, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               4.581832 = idf(docFreq=1235, maxDocs=44421)
               0.109375 = fieldNorm(doc=537)
         0.11552575 = weight(abstract_txt:solutions in 537) [ClassicSimilarity], result of:
           0.11552575 = score(doc=537,freq=1.0), product of:
             0.18789096 = queryWeight, product of:
               2.336237 = boost
               5.6215343 = idf(docFreq=436, maxDocs=44421)
               0.014306525 = queryNorm
             0.6148553 = fieldWeight in 537, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               5.6215343 = idf(docFreq=436, maxDocs=44421)
               0.109375 = fieldNorm(doc=537)
         0.04193756 = weight(abstract_txt:these in 537) [ClassicSimilarity], result of:
           0.04193756 = score(doc=537,freq=1.0), product of:
             0.12046626 = queryWeight, product of:
               2.6455235 = boost
               3.1828754 = idf(docFreq=5006, maxDocs=44421)
               0.014306525 = queryNorm
             0.348127 = fieldWeight in 537, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               3.1828754 = idf(docFreq=5006, maxDocs=44421)
               0.109375 = fieldNorm(doc=537)
         0.09155805 = weight(abstract_txt:some in 537) [ClassicSimilarity], result of:
           0.09155805 = score(doc=537,freq=2.0), product of:
             0.1609105 = queryWeight, product of:
               3.0575328 = boost
               3.6785707 = idf(docFreq=3049, maxDocs=44421)
               0.014306525 = queryNorm
             0.5689998 = fieldWeight in 537, product of:
               1.4142135 = tf(freq=2.0), with freq of:
                 2.0 = termFreq=2.0
               3.6785707 = idf(docFreq=3049, maxDocs=44421)
               0.109375 = fieldNorm(doc=537)
         0.16061862 = weight(abstract_txt:indexing in 537) [ClassicSimilarity], result of:
           0.16061862 = score(doc=537,freq=1.0), product of:
             0.3375652 = queryWeight, product of:
               5.4237967 = boost
               4.3503094 = idf(docFreq=1557, maxDocs=44421)
               0.014306525 = queryNorm
             0.4758151 = fieldWeight in 537, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               4.3503094 = idf(docFreq=1557, maxDocs=44421)
               0.109375 = fieldNorm(doc=537)
       0.3478261 = coord(8/23)
   

4. Meikle, D.: Syndetic structure and OPACs : a literature review (1995) 0.20

   0.20443861 = sum of:
     0.20443861 = product of:
       0.6717269 = sum of:
         0.00906 = weight(abstract_txt:this in 3417) [ClassicSimilarity], result of:
           0.00906 = score(doc=3417,freq=1.0), product of:
             0.034424856 = queryWeight, product of:
               2.4062347 = idf(docFreq=10885, maxDocs=44421)
               0.014306525 = queryNorm
             0.26318192 = fieldWeight in 3417, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               2.4062347 = idf(docFreq=10885, maxDocs=44421)
               0.109375 = fieldNorm(doc=3417)
         0.038871035 = weight(abstract_txt:subject in 3417) [ClassicSimilarity], result of:
           0.038871035 = score(doc=3417,freq=1.0), product of:
             0.09089446 = queryWeight, product of:
               1.6249224 = boost
               3.9099448 = idf(docFreq=2419, maxDocs=44421)
               0.014306525 = queryNorm
             0.4276502 = fieldWeight in 3417, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               3.9099448 = idf(docFreq=2419, maxDocs=44421)
               0.109375 = fieldNorm(doc=3417)
         0.06255063 = weight(abstract_txt:examines in 3417) [ClassicSimilarity], result of:
           0.06255063 = score(doc=3417,freq=1.0), product of:
             0.1248172 = queryWeight, product of:
               1.90415 = boost
               4.581832 = idf(docFreq=1235, maxDocs=44421)
               0.014306525 = queryNorm
             0.50113785 = fieldWeight in 3417, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               4.581832 = idf(docFreq=1235, maxDocs=44421)
               0.109375 = fieldNorm(doc=3417)
         0.0723155 = weight(abstract_txt:include in 3417) [ClassicSimilarity], result of:
           0.0723155 = score(doc=3417,freq=1.0), product of:
             0.137491 = queryWeight, product of:
               1.9984858 = boost
               4.808826 = idf(docFreq=984, maxDocs=44421)
               0.014306525 = queryNorm
             0.52596533 = fieldWeight in 3417, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               4.808826 = idf(docFreq=984, maxDocs=44421)
               0.109375 = fieldNorm(doc=3417)
         0.04193756 = weight(abstract_txt:these in 3417) [ClassicSimilarity], result of:
           0.04193756 = score(doc=3417,freq=1.0), product of:
             0.12046626 = queryWeight, product of:
               2.6455235 = boost
               3.1828754 = idf(docFreq=5006, maxDocs=44421)
               0.014306525 = queryNorm
             0.348127 = fieldWeight in 3417, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               3.1828754 = idf(docFreq=5006, maxDocs=44421)
               0.109375 = fieldNorm(doc=3417)
         0.2863736 = weight(abstract_txt:keyword in 3417) [ClassicSimilarity], result of:
           0.2863736 = score(doc=3417,freq=1.0), product of:
             0.43359601 = queryWeight, product of:
               5.0190506 = boost
               6.038507 = idf(docFreq=287, maxDocs=44421)
               0.014306525 = queryNorm
             0.6604617 = fieldWeight in 3417, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               6.038507 = idf(docFreq=287, maxDocs=44421)
               0.109375 = fieldNorm(doc=3417)
         0.16061862 = weight(abstract_txt:indexing in 3417) [ClassicSimilarity], result of:
           0.16061862 = score(doc=3417,freq=1.0), product of:
             0.3375652 = queryWeight, product of:
               5.4237967 = boost
               4.3503094 = idf(docFreq=1557, maxDocs=44421)
               0.014306525 = queryNorm
             0.4758151 = fieldWeight in 3417, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               4.3503094 = idf(docFreq=1557, maxDocs=44421)
               0.109375 = fieldNorm(doc=3417)
       0.3043478 = coord(7/23)
   

5. Heidorn, P.B.: Image retrieval as linguistic and nonlinguistic visual model matching (1999) 0.20

   0.1951286 = sum of:
     0.1951286 = product of:
       0.6411369 = sum of:
         0.008967075 = weight(abstract_txt:this in 966) [ClassicSimilarity], result of:
           0.008967075 = score(doc=966,freq=3.0), product of:
             0.034424856 = queryWeight, product of:
               2.4062347 = idf(docFreq=10885, maxDocs=44421)
               0.014306525 = queryNorm
             0.26048255 = fieldWeight in 966, product of:
               1.7320508 = tf(freq=3.0), with freq of:
                 3.0 = termFreq=3.0
               2.4062347 = idf(docFreq=10885, maxDocs=44421)
               0.0625 = fieldNorm(doc=966)
         0.02276767 = weight(abstract_txt:most in 966) [ClassicSimilarity], result of:
           0.02276767 = score(doc=966,freq=1.0), product of:
             0.092404075 = queryWeight, product of:
               1.6383605 = boost
               3.94228 = idf(docFreq=2342, maxDocs=44421)
               0.014306525 = queryNorm
             0.2463925 = fieldWeight in 966, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               3.94228 = idf(docFreq=2342, maxDocs=44421)
               0.0625 = fieldNorm(doc=966)
         0.080576524 = weight(abstract_txt:frequently in 966) [ClassicSimilarity], result of:
           0.080576524 = score(doc=966,freq=1.0), product of:
             0.21459408 = queryWeight, product of:
               2.496737 = boost
               6.0077353 = idf(docFreq=296, maxDocs=44421)
               0.014306525 = queryNorm
             0.37548345 = fieldWeight in 966, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               6.0077353 = idf(docFreq=296, maxDocs=44421)
               0.0625 = fieldNorm(doc=966)
         0.041507415 = weight(abstract_txt:these in 966) [ClassicSimilarity], result of:
           0.041507415 = score(doc=966,freq=3.0), product of:
             0.12046626 = queryWeight, product of:
               2.6455235 = boost
               3.1828754 = idf(docFreq=5006, maxDocs=44421)
               0.014306525 = queryNorm
             0.34455636 = fieldWeight in 966, product of:
               1.7320508 = tf(freq=3.0), with freq of:
                 3.0 = termFreq=3.0
               3.1828754 = idf(docFreq=5006, maxDocs=44421)
               0.0625 = fieldNorm(doc=966)
         0.06407729 = weight(abstract_txt:some in 966) [ClassicSimilarity], result of:
           0.06407729 = score(doc=966,freq=3.0), product of:
             0.1609105 = queryWeight, product of:
               3.0575328 = boost
               3.6785707 = idf(docFreq=3049, maxDocs=44421)
               0.014306525 = queryNorm
             0.39821696 = fieldWeight in 966, product of:
               1.7320508 = tf(freq=3.0), with freq of:
                 3.0 = termFreq=3.0
               3.6785707 = idf(docFreq=3049, maxDocs=44421)
               0.0625 = fieldNorm(doc=966)
         0.16364203 = weight(abstract_txt:keyword in 966) [ClassicSimilarity], result of:
           0.16364203 = score(doc=966,freq=1.0), product of:
             0.43359601 = queryWeight, product of:
               5.0190506 = boost
               6.038507 = idf(docFreq=287, maxDocs=44421)
               0.014306525 = queryNorm
             0.3774067 = fieldWeight in 966, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               6.038507 = idf(docFreq=287, maxDocs=44421)
               0.0625 = fieldNorm(doc=966)
         0.25959888 = weight(abstract_txt:indexing in 966) [ClassicSimilarity], result of:
           0.25959888 = score(doc=966,freq=8.0), product of:
             0.3375652 = queryWeight, product of:
               5.4237967 = boost
               4.3503094 = idf(docFreq=1557, maxDocs=44421)
               0.014306525 = queryNorm
             0.7690333 = fieldWeight in 966, product of:
               2.828427 = tf(freq=8.0), with freq of:
                 8.0 = termFreq=8.0
               4.3503094 = idf(docFreq=1557, maxDocs=44421)
               0.0625 = fieldNorm(doc=966)
       0.3043478 = coord(7/23)