Document (#2326)

Author

Salton, G.

Title

¬A new comparison between conventional indexing (MEDLARS) and automatic text processing (SMART)

Source

Journal of the American Society for Information Science. 23(1972), S.75-84

Year

1972

Theme

Automatisches Indexieren

Object

MEDLARS
SMART

Similar documents (author)

1. Salton, G.: Another look at automatic text-retrieval systems (1986) 4.85

   4.8517637 = sum of:
     4.8517637 = weight(author_txt:salton in 1356) [ClassicSimilarity], result of:
       4.8517637 = fieldWeight in 1356, product of:
         1.0 = tf(freq=1.0), with freq of:
           1.0 = termFreq=1.0
         7.762822 = idf(docFreq=49, maxDocs=43254)
         0.625 = fieldNorm(doc=1356)
   

2. Salton, G.: Future prospects for text-based information retrieval (1990) 4.85

   4.8517637 = sum of:
     4.8517637 = weight(author_txt:salton in 2327) [ClassicSimilarity], result of:
       4.8517637 = fieldWeight in 2327, product of:
         1.0 = tf(freq=1.0), with freq of:
           1.0 = termFreq=1.0
         7.762822 = idf(docFreq=49, maxDocs=43254)
         0.625 = fieldNorm(doc=2327)
   

3. Salton, G.: Fast document classification in automatic information retrieval (1978) 4.85

   4.8517637 = sum of:
     4.8517637 = weight(author_txt:salton in 2331) [ClassicSimilarity], result of:
       4.8517637 = fieldWeight in 2331, product of:
         1.0 = tf(freq=1.0), with freq of:
           1.0 = termFreq=1.0
         7.762822 = idf(docFreq=49, maxDocs=43254)
         0.625 = fieldNorm(doc=2331)
   

4. Salton, G.: Expert systems and information retrieval (1987) 4.85

   4.8517637 = sum of:
     4.8517637 = weight(author_txt:salton in 2837) [ClassicSimilarity], result of:
       4.8517637 = fieldWeight in 2837, product of:
         1.0 = tf(freq=1.0), with freq of:
           1.0 = termFreq=1.0
         7.762822 = idf(docFreq=49, maxDocs=43254)
         0.625 = fieldNorm(doc=2837)
   

5. Salton, G.: Historical note: the past thirty years in information retrieval (1987) 4.85

   4.8517637 = sum of:
     4.8517637 = weight(author_txt:salton in 3910) [ClassicSimilarity], result of:
       4.8517637 = fieldWeight in 3910, product of:
         1.0 = tf(freq=1.0), with freq of:
           1.0 = termFreq=1.0
         7.762822 = idf(docFreq=49, maxDocs=43254)
         0.625 = fieldNorm(doc=3910)
   

Similar documents (content)

1. Myers, G.: Electronic health information services : a review (1993) 0.28

   0.27583566 = sum of:
     0.27583566 = product of:
       0.82750696 = sum of:
         0.03630069 = weight(abstract_txt:between in 6496) [ClassicSimilarity], result of:
           0.03630069 = score(doc=6496,freq=1.0), product of:
             0.09539979 = queryWeight, product of:
               3.4789596 = idf(docFreq=3625, maxDocs=43254)
               0.02742193 = queryNorm
             0.3805112 = fieldWeight in 6496, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               3.4789596 = idf(docFreq=3625, maxDocs=43254)
               0.109375 = fieldNorm(doc=6496)
         0.057259485 = weight(abstract_txt:text in 6496) [ClassicSimilarity], result of:
           0.057259485 = score(doc=6496,freq=1.0), product of:
             0.1292714 = queryWeight, product of:
               1.1640658 = boost
               4.049738 = idf(docFreq=2048, maxDocs=43254)
               0.02742193 = queryNorm
             0.4429401 = fieldWeight in 6496, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               4.049738 = idf(docFreq=2048, maxDocs=43254)
               0.109375 = fieldNorm(doc=6496)
         0.7339468 = weight(abstract_txt:medlars in 6496) [ClassicSimilarity], result of:
           0.7339468 = score(doc=6496,freq=1.0), product of:
             0.7080228 = queryWeight, product of:
               2.7242684 = boost
               9.47762 = idf(docFreq=8, maxDocs=43254)
               0.02742193 = queryNorm
             1.0366147 = fieldWeight in 6496, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               9.47762 = idf(docFreq=8, maxDocs=43254)
               0.109375 = fieldNorm(doc=6496)
       0.33333334 = coord(3/9)
   

2. Buckley, C.; Allan, J.; Salton, G.: Automatic routing and retrieval using Smart : TREC-2 (1995) 0.25

   0.24523063 = sum of:
     0.24523063 = product of:
       0.5517689 = sum of:
         0.040899634 = weight(abstract_txt:text in 700) [ClassicSimilarity], result of:
           0.040899634 = score(doc=700,freq=1.0), product of:
             0.1292714 = queryWeight, product of:
               1.1640658 = boost
               4.049738 = idf(docFreq=2048, maxDocs=43254)
               0.02742193 = queryNorm
             0.31638578 = fieldWeight in 700, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               4.049738 = idf(docFreq=2048, maxDocs=43254)
               0.078125 = fieldNorm(doc=700)
         0.086403266 = weight(abstract_txt:automatic in 700) [ClassicSimilarity], result of:
           0.086403266 = score(doc=700,freq=1.0), product of:
             0.21283497 = queryWeight, product of:
               1.4936464 = boost
               5.1963353 = idf(docFreq=650, maxDocs=43254)
               0.02742193 = queryNorm
             0.4059637 = fieldWeight in 700, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               5.1963353 = idf(docFreq=650, maxDocs=43254)
               0.078125 = fieldNorm(doc=700)
         0.1526055 = weight(abstract_txt:conventional in 700) [ClassicSimilarity], result of:
           0.1526055 = score(doc=700,freq=1.0), product of:
             0.31098276 = queryWeight, product of:
               1.8054874 = boost
               6.2812176 = idf(docFreq=219, maxDocs=43254)
               0.02742193 = queryNorm
             0.49072012 = fieldWeight in 700, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               6.2812176 = idf(docFreq=219, maxDocs=43254)
               0.078125 = fieldNorm(doc=700)
         0.27186045 = weight(abstract_txt:smart in 700) [ClassicSimilarity], result of:
           0.27186045 = score(doc=700,freq=1.0), product of:
             0.45700422 = queryWeight, product of:
               2.188701 = boost
               7.614402 = idf(docFreq=57, maxDocs=43254)
               0.02742193 = queryNorm
             0.59487516 = fieldWeight in 700, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               7.614402 = idf(docFreq=57, maxDocs=43254)
               0.078125 = fieldNorm(doc=700)
       0.44444445 = coord(4/9)
   

3. Liu, G.Z.: Semantic vector space model : implementation and evaluation (1997) 0.22

   0.22302859 = sum of:
     0.22302859 = product of:
       0.5018143 = sum of:
         0.025929064 = weight(abstract_txt:between in 2162) [ClassicSimilarity], result of:
           0.025929064 = score(doc=2162,freq=1.0), product of:
             0.09539979 = queryWeight, product of:
               3.4789596 = idf(docFreq=3625, maxDocs=43254)
               0.02742193 = queryNorm
             0.27179372 = fieldWeight in 2162, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               3.4789596 = idf(docFreq=3625, maxDocs=43254)
               0.078125 = fieldNorm(doc=2162)
         0.040899634 = weight(abstract_txt:text in 2162) [ClassicSimilarity], result of:
           0.040899634 = score(doc=2162,freq=1.0), product of:
             0.1292714 = queryWeight, product of:
               1.1640658 = boost
               4.049738 = idf(docFreq=2048, maxDocs=43254)
               0.02742193 = queryNorm
             0.31638578 = fieldWeight in 2162, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               4.049738 = idf(docFreq=2048, maxDocs=43254)
               0.078125 = fieldNorm(doc=2162)
         0.05051688 = weight(abstract_txt:indexing in 2162) [ClassicSimilarity], result of:
           0.05051688 = score(doc=2162,freq=1.0), product of:
             0.14881517 = queryWeight, product of:
               1.248964 = boost
               4.345095 = idf(docFreq=1524, maxDocs=43254)
               0.02742193 = queryNorm
             0.33946055 = fieldWeight in 2162, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               4.345095 = idf(docFreq=1524, maxDocs=43254)
               0.078125 = fieldNorm(doc=2162)
         0.38446873 = weight(abstract_txt:smart in 2162) [ClassicSimilarity], result of:
           0.38446873 = score(doc=2162,freq=2.0), product of:
             0.45700422 = queryWeight, product of:
               2.188701 = boost
               7.614402 = idf(docFreq=57, maxDocs=43254)
               0.02742193 = queryNorm
             0.84128046 = fieldWeight in 2162, product of:
               1.4142135 = tf(freq=2.0), with freq of:
                 2.0 = termFreq=2.0
               7.614402 = idf(docFreq=57, maxDocs=43254)
               0.078125 = fieldNorm(doc=2162)
       0.44444445 = coord(4/9)
   

4. Salton, G.: Automatic processing of foreign language documents (1985) 0.22

   0.21827157 = sum of:
     0.21827157 = product of:
       0.49111104 = sum of:
         0.03031013 = weight(abstract_txt:indexing in 5651) [ClassicSimilarity], result of:
           0.03031013 = score(doc=5651,freq=1.0), product of:
             0.14881517 = queryWeight, product of:
               1.248964 = boost
               4.345095 = idf(docFreq=1524, maxDocs=43254)
               0.02742193 = queryNorm
             0.20367634 = fieldWeight in 5651, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               4.345095 = idf(docFreq=1524, maxDocs=43254)
               0.046875 = fieldNorm(doc=5651)
         0.04477546 = weight(abstract_txt:processing in 5651) [ClassicSimilarity], result of:
           0.04477546 = score(doc=5651,freq=1.0), product of:
             0.19302583 = queryWeight, product of:
               1.4224402 = boost
               4.9486117 = idf(docFreq=833, maxDocs=43254)
               0.02742193 = queryNorm
             0.23196617 = fieldWeight in 5651, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               4.9486117 = idf(docFreq=833, maxDocs=43254)
               0.046875 = fieldNorm(doc=5651)
         0.089792915 = weight(abstract_txt:automatic in 5651) [ClassicSimilarity], result of:
           0.089792915 = score(doc=5651,freq=3.0), product of:
             0.21283497 = queryWeight, product of:
               1.4936464 = boost
               5.1963353 = idf(docFreq=650, maxDocs=43254)
               0.02742193 = queryNorm
             0.42188984 = fieldWeight in 5651, product of:
               1.7320508 = tf(freq=3.0), with freq of:
                 3.0 = termFreq=3.0
               5.1963353 = idf(docFreq=650, maxDocs=43254)
               0.046875 = fieldNorm(doc=5651)
         0.32623252 = weight(abstract_txt:smart in 5651) [ClassicSimilarity], result of:
           0.32623252 = score(doc=5651,freq=4.0), product of:
             0.45700422 = queryWeight, product of:
               2.188701 = boost
               7.614402 = idf(docFreq=57, maxDocs=43254)
               0.02742193 = queryNorm
             0.71385014 = fieldWeight in 5651, product of:
               2.0 = tf(freq=4.0), with freq of:
                 4.0 = termFreq=4.0
               7.614402 = idf(docFreq=57, maxDocs=43254)
               0.046875 = fieldNorm(doc=5651)
       0.44444445 = coord(4/9)
   

5. Salton, G.: SMART System: 1961-1976 (2009) 0.22

   0.21801633 = sum of:
     0.21801633 = product of:
       0.654049 = sum of:
         0.08082701 = weight(abstract_txt:indexing in 344) [ClassicSimilarity], result of:
           0.08082701 = score(doc=344,freq=1.0), product of:
             0.14881517 = queryWeight, product of:
               1.248964 = boost
               4.345095 = idf(docFreq=1524, maxDocs=43254)
               0.02742193 = queryNorm
             0.5431369 = fieldWeight in 344, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               4.345095 = idf(docFreq=1524, maxDocs=43254)
               0.125 = fieldNorm(doc=344)
         0.13824524 = weight(abstract_txt:automatic in 344) [ClassicSimilarity], result of:
           0.13824524 = score(doc=344,freq=1.0), product of:
             0.21283497 = queryWeight, product of:
               1.4936464 = boost
               5.1963353 = idf(docFreq=650, maxDocs=43254)
               0.02742193 = queryNorm
             0.6495419 = fieldWeight in 344, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               5.1963353 = idf(docFreq=650, maxDocs=43254)
               0.125 = fieldNorm(doc=344)
         0.43497673 = weight(abstract_txt:smart in 344) [ClassicSimilarity], result of:
           0.43497673 = score(doc=344,freq=1.0), product of:
             0.45700422 = queryWeight, product of:
               2.188701 = boost
               7.614402 = idf(docFreq=57, maxDocs=43254)
               0.02742193 = queryNorm
             0.9518002 = fieldWeight in 344, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               7.614402 = idf(docFreq=57, maxDocs=43254)
               0.125 = fieldNorm(doc=344)
       0.33333334 = coord(3/9)