Document (#14191)

Title
How to find 20 in a million
Source
Digital publisher. 1(1996) no.4, S.1,3
Year
1996
Abstract
Points to the growing dissatisfaction with Boolean searching and retrieval techniques, particularly in view of the growing size of databases and the tendency of users not to have the patience to consider more than 20 retrieved documents. Notes briefly the InfoSort feature underpinning the Profound for the Internet service for business information, available from MAID Systems, which employs a technique for linking new category names and terms with established ones

Similar documents (content)

  1. Blake, P.: Conversations with European information users (1993) 0.10
    0.102324665 = sum of:
      0.102324665 = product of:
        0.63952917 = sum of:
          0.06980869 = weight(abstract_txt:particularly in 7937) [ClassicSimilarity], result of:
            0.06980869 = score(doc=7937,freq=1.0), product of:
              0.1211071 = queryWeight, product of:
                1.0512702 = boost
                5.2701364 = idf(docFreq=620, maxDocs=44421)
                0.021859156 = queryNorm
              0.57642114 = fieldWeight in 7937, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.2701364 = idf(docFreq=620, maxDocs=44421)
                0.109375 = fieldNorm(doc=7937)
          0.07193223 = weight(abstract_txt:business in 7937) [ClassicSimilarity], result of:
            0.07193223 = score(doc=7937,freq=1.0), product of:
              0.1235508 = queryWeight, product of:
                1.0618235 = boost
                5.3230414 = idf(docFreq=588, maxDocs=44421)
                0.021859156 = queryNorm
              0.5822077 = fieldWeight in 7937, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.3230414 = idf(docFreq=588, maxDocs=44421)
                0.109375 = fieldNorm(doc=7937)
          0.32623744 = weight(abstract_txt:dissatisfaction in 7937) [ClassicSimilarity], result of:
            0.32623744 = score(doc=7937,freq=1.0), product of:
              0.33852112 = queryWeight, product of:
                1.7576097 = boost
                8.811096 = idf(docFreq=17, maxDocs=44421)
                0.021859156 = queryNorm
              0.96371365 = fieldWeight in 7937, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                8.811096 = idf(docFreq=17, maxDocs=44421)
                0.109375 = fieldNorm(doc=7937)
          0.1715508 = weight(abstract_txt:growing in 7937) [ClassicSimilarity], result of:
            0.1715508 = score(doc=7937,freq=1.0), product of:
              0.2778658 = queryWeight, product of:
                2.2519674 = boost
                5.6446834 = idf(docFreq=426, maxDocs=44421)
                0.021859156 = queryNorm
              0.61738724 = fieldWeight in 7937, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.6446834 = idf(docFreq=426, maxDocs=44421)
                0.109375 = fieldNorm(doc=7937)
        0.16 = coord(4/25)
    
  2. Lee, Y.-H.; Wei, C.-P.; Hu, P.J.-H.: ¬An ontology-based technique for preserving user preferences in document-category evolutions (2011) 0.09
    0.08849441 = sum of:
      0.08849441 = product of:
        0.44247204 = sum of:
          0.040973663 = weight(abstract_txt:consider in 353) [ClassicSimilarity], result of:
            0.040973663 = score(doc=353,freq=1.0), product of:
              0.13476789 = queryWeight, product of:
                1.1089776 = boost
                5.55943 = idf(docFreq=464, maxDocs=44421)
                0.021859156 = queryNorm
              0.30403134 = fieldWeight in 353, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.55943 = idf(docFreq=464, maxDocs=44421)
                0.0546875 = fieldNorm(doc=353)
          0.11046736 = weight(abstract_txt:technique in 353) [ClassicSimilarity], result of:
            0.11046736 = score(doc=353,freq=7.0), product of:
              0.13647085 = queryWeight, product of:
                1.1159623 = boost
                5.5944448 = idf(docFreq=448, maxDocs=44421)
                0.021859156 = queryNorm
              0.80945754 = fieldWeight in 353, product of:
                2.6457512 = tf(freq=7.0), with freq of:
                  7.0 = termFreq=7.0
                5.5944448 = idf(docFreq=448, maxDocs=44421)
                0.0546875 = fieldNorm(doc=353)
          0.049033657 = weight(abstract_txt:feature in 353) [ClassicSimilarity], result of:
            0.049033657 = score(doc=353,freq=1.0), product of:
              0.15190758 = queryWeight, product of:
                1.1773871 = boost
                5.9023747 = idf(docFreq=329, maxDocs=44421)
                0.021859156 = queryNorm
              0.32278612 = fieldWeight in 353, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.9023747 = idf(docFreq=329, maxDocs=44421)
                0.0546875 = fieldNorm(doc=353)
          0.15374447 = weight(abstract_txt:category in 353) [ClassicSimilarity], result of:
            0.15374447 = score(doc=353,freq=7.0), product of:
              0.17011799 = queryWeight, product of:
                1.2459617 = boost
                6.2461467 = idf(docFreq=233, maxDocs=44421)
                0.021859156 = queryNorm
              0.903752 = fieldWeight in 353, product of:
                2.6457512 = tf(freq=7.0), with freq of:
                  7.0 = termFreq=7.0
                6.2461467 = idf(docFreq=233, maxDocs=44421)
                0.0546875 = fieldNorm(doc=353)
          0.0882529 = weight(abstract_txt:employs in 353) [ClassicSimilarity], result of:
            0.0882529 = score(doc=353,freq=1.0), product of:
              0.22476874 = queryWeight, product of:
                1.4321797 = boost
                7.179679 = idf(docFreq=91, maxDocs=44421)
                0.021859156 = queryNorm
              0.39263868 = fieldWeight in 353, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                7.179679 = idf(docFreq=91, maxDocs=44421)
                0.0546875 = fieldNorm(doc=353)
        0.2 = coord(5/25)
    
  3. McCallum, S.H.: Library of Congress metadata landscape (2003) 0.07
    0.073847026 = sum of:
      0.073847026 = product of:
        0.36923513 = sum of:
          0.048556056 = weight(abstract_txt:view in 2760) [ClassicSimilarity], result of:
            0.048556056 = score(doc=2760,freq=2.0), product of:
              0.10958242 = queryWeight, product of:
                5.013113 = idf(docFreq=802, maxDocs=44421)
                0.021859156 = queryNorm
              0.44310078 = fieldWeight in 2760, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                5.013113 = idf(docFreq=802, maxDocs=44421)
                0.0625 = fieldNorm(doc=2760)
          0.061726164 = weight(abstract_txt:linking in 2760) [ClassicSimilarity], result of:
            0.061726164 = score(doc=2760,freq=1.0), product of:
              0.16201982 = queryWeight, product of:
                1.2159442 = boost
                6.0956655 = idf(docFreq=271, maxDocs=44421)
                0.021859156 = queryNorm
              0.3809791 = fieldWeight in 2760, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.0956655 = idf(docFreq=271, maxDocs=44421)
                0.0625 = fieldNorm(doc=2760)
          0.09222767 = weight(abstract_txt:million in 2760) [ClassicSimilarity], result of:
            0.09222767 = score(doc=2760,freq=2.0), product of:
              0.16806841 = queryWeight, product of:
                1.2384332 = boost
                6.208406 = idf(docFreq=242, maxDocs=44421)
                0.021859156 = queryNorm
              0.54875076 = fieldWeight in 2760, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                6.208406 = idf(docFreq=242, maxDocs=44421)
                0.0625 = fieldNorm(doc=2760)
          0.06869624 = weight(abstract_txt:ones in 2760) [ClassicSimilarity], result of:
            0.06869624 = score(doc=2760,freq=1.0), product of:
              0.17399786 = queryWeight, product of:
                1.2600899 = boost
                6.3169727 = idf(docFreq=217, maxDocs=44421)
                0.021859156 = queryNorm
              0.3948108 = fieldWeight in 2760, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.3169727 = idf(docFreq=217, maxDocs=44421)
                0.0625 = fieldNorm(doc=2760)
          0.098029025 = weight(abstract_txt:growing in 2760) [ClassicSimilarity], result of:
            0.098029025 = score(doc=2760,freq=1.0), product of:
              0.2778658 = queryWeight, product of:
                2.2519674 = boost
                5.6446834 = idf(docFreq=426, maxDocs=44421)
                0.021859156 = queryNorm
              0.3527927 = fieldWeight in 2760, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.6446834 = idf(docFreq=426, maxDocs=44421)
                0.0625 = fieldNorm(doc=2760)
        0.2 = coord(5/25)
    
  4. Loughran, H.: ¬A review of nearest neighbour information retrieval (1994) 0.07
    0.06830663 = sum of:
      0.06830663 = product of:
        0.42691648 = sum of:
          0.08603365 = weight(abstract_txt:points in 684) [ClassicSimilarity], result of:
            0.08603365 = score(doc=684,freq=1.0), product of:
              0.12735447 = queryWeight, product of:
                1.0780444 = boost
                5.4043584 = idf(docFreq=542, maxDocs=44421)
                0.021859156 = queryNorm
              0.6755448 = fieldWeight in 684, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.4043584 = idf(docFreq=542, maxDocs=44421)
                0.125 = fieldNorm(doc=684)
          0.09543483 = weight(abstract_txt:technique in 684) [ClassicSimilarity], result of:
            0.09543483 = score(doc=684,freq=1.0), product of:
              0.13647085 = queryWeight, product of:
                1.1159623 = boost
                5.5944448 = idf(docFreq=448, maxDocs=44421)
                0.021859156 = queryNorm
              0.6993056 = fieldWeight in 684, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.5944448 = idf(docFreq=448, maxDocs=44421)
                0.125 = fieldNorm(doc=684)
          0.11207693 = weight(abstract_txt:feature in 684) [ClassicSimilarity], result of:
            0.11207693 = score(doc=684,freq=1.0), product of:
              0.15190758 = queryWeight, product of:
                1.1773871 = boost
                5.9023747 = idf(docFreq=329, maxDocs=44421)
                0.021859156 = queryNorm
              0.73779684 = fieldWeight in 684, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.9023747 = idf(docFreq=329, maxDocs=44421)
                0.125 = fieldNorm(doc=684)
          0.13337107 = weight(abstract_txt:boolean in 684) [ClassicSimilarity], result of:
            0.13337107 = score(doc=684,freq=1.0), product of:
              0.17058587 = queryWeight, product of:
                1.2476739 = boost
                6.25473 = idf(docFreq=231, maxDocs=44421)
                0.021859156 = queryNorm
              0.7818413 = fieldWeight in 684, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.25473 = idf(docFreq=231, maxDocs=44421)
                0.125 = fieldNorm(doc=684)
        0.16 = coord(4/25)
    
  5. Jansen, B.J.; Molina, P.R.: ¬The effectiveness of Web search engines for retrieving relevant ecommerce links (2006) 0.07
    0.06609746 = sum of:
      0.06609746 = product of:
        0.3304873 = sum of:
          0.039890684 = weight(abstract_txt:particularly in 1983) [ClassicSimilarity], result of:
            0.039890684 = score(doc=1983,freq=1.0), product of:
              0.1211071 = queryWeight, product of:
                1.0512702 = boost
                5.2701364 = idf(docFreq=620, maxDocs=44421)
                0.021859156 = queryNorm
              0.32938352 = fieldWeight in 1983, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.2701364 = idf(docFreq=620, maxDocs=44421)
                0.0625 = fieldNorm(doc=1983)
          0.041104127 = weight(abstract_txt:business in 1983) [ClassicSimilarity], result of:
            0.041104127 = score(doc=1983,freq=1.0), product of:
              0.1235508 = queryWeight, product of:
                1.0618235 = boost
                5.3230414 = idf(docFreq=588, maxDocs=44421)
                0.021859156 = queryNorm
              0.3326901 = fieldWeight in 1983, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.3230414 = idf(docFreq=588, maxDocs=44421)
                0.0625 = fieldNorm(doc=1983)
          0.05060302 = weight(abstract_txt:retrieved in 1983) [ClassicSimilarity], result of:
            0.05060302 = score(doc=1983,freq=1.0), product of:
              0.14191869 = queryWeight, product of:
                1.1380186 = boost
                5.7050157 = idf(docFreq=401, maxDocs=44421)
                0.021859156 = queryNorm
              0.35656348 = fieldWeight in 1983, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.7050157 = idf(docFreq=401, maxDocs=44421)
                0.0625 = fieldNorm(doc=1983)
          0.10086046 = weight(abstract_txt:employs in 1983) [ClassicSimilarity], result of:
            0.10086046 = score(doc=1983,freq=1.0), product of:
              0.22476874 = queryWeight, product of:
                1.4321797 = boost
                7.179679 = idf(docFreq=91, maxDocs=44421)
                0.021859156 = queryNorm
              0.44872993 = fieldWeight in 1983, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                7.179679 = idf(docFreq=91, maxDocs=44421)
                0.0625 = fieldNorm(doc=1983)
          0.098029025 = weight(abstract_txt:growing in 1983) [ClassicSimilarity], result of:
            0.098029025 = score(doc=1983,freq=1.0), product of:
              0.2778658 = queryWeight, product of:
                2.2519674 = boost
                5.6446834 = idf(docFreq=426, maxDocs=44421)
                0.021859156 = queryNorm
              0.3527927 = fieldWeight in 1983, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.6446834 = idf(docFreq=426, maxDocs=44421)
                0.0625 = fieldNorm(doc=1983)
        0.2 = coord(5/25)