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) 4.84
    4.844292 = sum of:
      4.844292 = weight(author_txt:salton in 1356) [ClassicSimilarity], result of:
        4.844292 = fieldWeight in 1356, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          7.7508674 = idf(docFreq=49, maxDocs=42740)
          0.625 = fieldNorm(doc=1356)
    
  2. Salton, G.: Future prospects for text-based information retrieval (1990) 4.84
    4.844292 = sum of:
      4.844292 = weight(author_txt:salton in 2327) [ClassicSimilarity], result of:
        4.844292 = fieldWeight in 2327, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          7.7508674 = idf(docFreq=49, maxDocs=42740)
          0.625 = fieldNorm(doc=2327)
    
  3. Salton, G.: Fast document classification in automatic information retrieval (1978) 4.84
    4.844292 = sum of:
      4.844292 = weight(author_txt:salton in 2331) [ClassicSimilarity], result of:
        4.844292 = fieldWeight in 2331, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          7.7508674 = idf(docFreq=49, maxDocs=42740)
          0.625 = fieldNorm(doc=2331)
    
  4. Salton, G.: Expert systems and information retrieval (1987) 4.84
    4.844292 = sum of:
      4.844292 = weight(author_txt:salton in 2837) [ClassicSimilarity], result of:
        4.844292 = fieldWeight in 2837, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          7.7508674 = idf(docFreq=49, maxDocs=42740)
          0.625 = fieldNorm(doc=2837)
    
  5. Salton, G.: Historical note: the past thirty years in information retrieval (1987) 4.84
    4.844292 = sum of:
      4.844292 = weight(author_txt:salton in 3910) [ClassicSimilarity], result of:
        4.844292 = fieldWeight in 3910, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          7.7508674 = idf(docFreq=49, maxDocs=42740)
          0.625 = fieldNorm(doc=3910)
    

Similar documents (content)

  1. Myers, G.: Electronic health information services : a review (1993) 0.27
    0.27367246 = sum of:
      0.27367246 = product of:
        0.8210174 = sum of:
          0.036412068 = weight(abstract_txt:between in 6496) [ClassicSimilarity], result of:
            0.036412068 = score(doc=6496,freq=1.0), product of:
              0.095439345 = queryWeight, product of:
                3.4881876 = idf(docFreq=3549, maxDocs=42740)
                0.027360726 = queryNorm
              0.3815205 = fieldWeight in 6496, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.4881876 = idf(docFreq=3549, maxDocs=42740)
                0.109375 = fieldNorm(doc=6496)
          0.056994114 = weight(abstract_txt:text in 6496) [ClassicSimilarity], result of:
            0.056994114 = score(doc=6496,freq=1.0), product of:
              0.12866208 = queryWeight, product of:
                1.1610785 = boost
                4.0500593 = idf(docFreq=2023, maxDocs=42740)
                0.027360726 = queryNorm
              0.44297522 = fieldWeight in 6496, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.0500593 = idf(docFreq=2023, maxDocs=42740)
                0.109375 = fieldNorm(doc=6496)
          0.7276112 = weight(abstract_txt:medlars in 6496) [ClassicSimilarity], result of:
            0.7276112 = score(doc=6496,freq=1.0), product of:
              0.7027974 = queryWeight, product of:
                2.7136345 = boost
                9.465666 = idf(docFreq=8, maxDocs=42740)
                0.027360726 = queryNorm
              1.0353072 = fieldWeight in 6496, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                9.465666 = idf(docFreq=8, maxDocs=42740)
                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
    0.24929126 = sum of:
      0.24929126 = product of:
        0.56090534 = sum of:
          0.040710084 = weight(abstract_txt:text in 615) [ClassicSimilarity], result of:
            0.040710084 = score(doc=615,freq=1.0), product of:
              0.12866208 = queryWeight, product of:
                1.1610785 = boost
                4.0500593 = idf(docFreq=2023, maxDocs=42740)
                0.027360726 = queryNorm
              0.3164109 = fieldWeight in 615, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.0500593 = idf(docFreq=2023, maxDocs=42740)
                0.078125 = fieldNorm(doc=615)
          0.086157486 = weight(abstract_txt:automatic in 615) [ClassicSimilarity], result of:
            0.086157486 = score(doc=615,freq=1.0), product of:
              0.21208563 = queryWeight, product of:
                1.4907057 = boost
                5.199861 = idf(docFreq=640, maxDocs=42740)
                0.027360726 = queryNorm
              0.40623915 = fieldWeight in 615, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.199861 = idf(docFreq=640, maxDocs=42740)
                0.078125 = fieldNorm(doc=615)
          0.15300347 = weight(abstract_txt:conventional in 615) [ClassicSimilarity], result of:
            0.15300347 = score(doc=615,freq=1.0), product of:
              0.3110165 = queryWeight, product of:
                1.8052111 = boost
                6.2969146 = idf(docFreq=213, maxDocs=42740)
                0.027360726 = queryNorm
              0.49194646 = fieldWeight in 615, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.2969146 = idf(docFreq=213, maxDocs=42740)
                0.078125 = fieldNorm(doc=615)
          0.28103426 = weight(abstract_txt:smart in 615) [ClassicSimilarity], result of:
            0.28103426 = score(doc=615,freq=1.0), product of:
              0.46646827 = queryWeight, product of:
                2.2107892 = boost
                7.711647 = idf(docFreq=51, maxDocs=42740)
                0.027360726 = queryNorm
              0.6024724 = fieldWeight in 615, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                7.711647 = idf(docFreq=51, maxDocs=42740)
                0.078125 = fieldNorm(doc=615)
        0.44444445 = coord(4/9)
    
  3. Liu, G.Z.: Semantic vector space model : implementation and evaluation (1997) 0.23
    0.22856376 = sum of:
      0.22856376 = product of:
        0.51426846 = sum of:
          0.026008619 = weight(abstract_txt:between in 1162) [ClassicSimilarity], result of:
            0.026008619 = score(doc=1162,freq=1.0), product of:
              0.095439345 = queryWeight, product of:
                3.4881876 = idf(docFreq=3549, maxDocs=42740)
                0.027360726 = queryNorm
              0.27251464 = fieldWeight in 1162, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.4881876 = idf(docFreq=3549, maxDocs=42740)
                0.078125 = fieldNorm(doc=1162)
          0.040710084 = weight(abstract_txt:text in 1162) [ClassicSimilarity], result of:
            0.040710084 = score(doc=1162,freq=1.0), product of:
              0.12866208 = queryWeight, product of:
                1.1610785 = boost
                4.0500593 = idf(docFreq=2023, maxDocs=42740)
                0.027360726 = queryNorm
              0.3164109 = fieldWeight in 1162, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.0500593 = idf(docFreq=2023, maxDocs=42740)
                0.078125 = fieldNorm(doc=1162)
          0.05010731 = weight(abstract_txt:indexing in 1162) [ClassicSimilarity], result of:
            0.05010731 = score(doc=1162,freq=1.0), product of:
              0.14776899 = queryWeight, product of:
                1.2443081 = boost
                4.34038 = idf(docFreq=1513, maxDocs=42740)
                0.027360726 = queryNorm
              0.3390922 = fieldWeight in 1162, 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=1162)
          0.39744246 = weight(abstract_txt:smart in 1162) [ClassicSimilarity], result of:
            0.39744246 = score(doc=1162,freq=2.0), product of:
              0.46646827 = queryWeight, product of:
                2.2107892 = boost
                7.711647 = idf(docFreq=51, maxDocs=42740)
                0.027360726 = queryNorm
              0.8520246 = fieldWeight in 1162, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                7.711647 = idf(docFreq=51, maxDocs=42740)
                0.078125 = fieldNorm(doc=1162)
        0.44444445 = coord(4/9)
    
  4. Salton, G.: Automatic processing of foreign language documents (1985) 0.22
    0.22286047 = sum of:
      0.22286047 = product of:
        0.50143605 = sum of:
          0.03006439 = weight(abstract_txt:indexing in 4651) [ClassicSimilarity], result of:
            0.03006439 = score(doc=4651,freq=1.0), product of:
              0.14776899 = queryWeight, product of:
                1.2443081 = boost
                4.34038 = idf(docFreq=1513, maxDocs=42740)
                0.027360726 = queryNorm
              0.20345533 = fieldWeight in 4651, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.34038 = idf(docFreq=1513, maxDocs=42740)
                0.046875 = fieldNorm(doc=4651)
          0.044593077 = weight(abstract_txt:processing in 4651) [ClassicSimilarity], result of:
            0.044593077 = score(doc=4651,freq=1.0), product of:
              0.19218819 = queryWeight, product of:
                1.4190563 = boost
                4.9499345 = idf(docFreq=822, maxDocs=42740)
                0.027360726 = queryNorm
              0.23202819 = fieldWeight in 4651, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.9499345 = idf(docFreq=822, maxDocs=42740)
                0.046875 = fieldNorm(doc=4651)
          0.08953748 = weight(abstract_txt:automatic in 4651) [ClassicSimilarity], result of:
            0.08953748 = score(doc=4651,freq=3.0), product of:
              0.21208563 = queryWeight, product of:
                1.4907057 = boost
                5.199861 = idf(docFreq=640, maxDocs=42740)
                0.027360726 = queryNorm
              0.42217606 = fieldWeight in 4651, product of:
                1.7320508 = tf(freq=3.0), with freq of:
                  3.0 = termFreq=3.0
                5.199861 = idf(docFreq=640, maxDocs=42740)
                0.046875 = fieldNorm(doc=4651)
          0.3372411 = weight(abstract_txt:smart in 4651) [ClassicSimilarity], result of:
            0.3372411 = score(doc=4651,freq=4.0), product of:
              0.46646827 = queryWeight, product of:
                2.2107892 = boost
                7.711647 = idf(docFreq=51, maxDocs=42740)
                0.027360726 = queryNorm
              0.7229669 = fieldWeight in 4651, product of:
                2.0 = tf(freq=4.0), with freq of:
                  4.0 = termFreq=4.0
                7.711647 = idf(docFreq=51, maxDocs=42740)
                0.046875 = fieldNorm(doc=4651)
        0.44444445 = coord(4/9)
    
  5. Salton, G.: SMART System: 1961-1976 (2009) 0.22
    0.22255951 = sum of:
      0.22255951 = product of:
        0.66767853 = sum of:
          0.0801717 = weight(abstract_txt:indexing in 880) [ClassicSimilarity], result of:
            0.0801717 = score(doc=880,freq=1.0), product of:
              0.14776899 = queryWeight, product of:
                1.2443081 = boost
                4.34038 = idf(docFreq=1513, maxDocs=42740)
                0.027360726 = queryNorm
              0.5425475 = fieldWeight in 880, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.34038 = idf(docFreq=1513, maxDocs=42740)
                0.125 = fieldNorm(doc=880)
          0.13785198 = weight(abstract_txt:automatic in 880) [ClassicSimilarity], result of:
            0.13785198 = score(doc=880,freq=1.0), product of:
              0.21208563 = queryWeight, product of:
                1.4907057 = boost
                5.199861 = idf(docFreq=640, maxDocs=42740)
                0.027360726 = queryNorm
              0.64998263 = fieldWeight in 880, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.199861 = idf(docFreq=640, maxDocs=42740)
                0.125 = fieldNorm(doc=880)
          0.44965485 = weight(abstract_txt:smart in 880) [ClassicSimilarity], result of:
            0.44965485 = score(doc=880,freq=1.0), product of:
              0.46646827 = queryWeight, product of:
                2.2107892 = boost
                7.711647 = idf(docFreq=51, maxDocs=42740)
                0.027360726 = queryNorm
              0.9639559 = fieldWeight in 880, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                7.711647 = idf(docFreq=51, maxDocs=42740)
                0.125 = fieldNorm(doc=880)
        0.33333334 = coord(3/9)