Document (#24318)

Author
Gore, B.
Title
Model schemes for DWPI access in PATLIB libraries
Source
World patent information. 22(2000) no.1, S.13-18
Year
2000
Abstract
Derwent World Patents Index
Field
Patentinformation

Similar documents (content)

  1. Geiß, D.: ¬Der Aufbruch der europäischen Patentbibliotheken in ein neues Zeitalter (2004) 0.22
    0.21574369 = sum of:
      0.21574369 = product of:
        1.7259495 = sum of:
          1.7259495 = weight(abstract_txt:patlib in 2992) [ClassicSimilarity], result of:
            1.7259495 = score(doc=2992,freq=1.0), product of:
              0.7965627 = queryWeight, product of:
                2.7130063 = boost
                9.905128 = idf(docFreq=5, maxDocs=44218)
                0.029642107 = queryNorm
              2.1667466 = fieldWeight in 2992, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                9.905128 = idf(docFreq=5, maxDocs=44218)
                0.21875 = fieldNorm(doc=2992)
        0.125 = coord(1/8)
    
  2. Leydesdorff, L.: ¬The university-industry knowledge relationship : analyzing patents and the science base of technologies (2004) 0.20
    0.19688517 = sum of:
      0.19688517 = product of:
        0.5250271 = sum of:
          0.030868653 = weight(abstract_txt:access in 2887) [ClassicSimilarity], result of:
            0.030868653 = score(doc=2887,freq=1.0), product of:
              0.1082227 = queryWeight, product of:
                3.6509786 = idf(docFreq=3120, maxDocs=44218)
                0.029642107 = queryNorm
              0.2852327 = fieldWeight in 2887, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.6509786 = idf(docFreq=3120, maxDocs=44218)
                0.078125 = fieldNorm(doc=2887)
          0.040177066 = weight(abstract_txt:model in 2887) [ClassicSimilarity], result of:
            0.040177066 = score(doc=2887,freq=1.0), product of:
              0.1290106 = queryWeight, product of:
                1.0918262 = boost
                3.986234 = idf(docFreq=2231, maxDocs=44218)
                0.029642107 = queryNorm
              0.31142452 = fieldWeight in 2887, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.986234 = idf(docFreq=2231, maxDocs=44218)
                0.078125 = fieldNorm(doc=2887)
          0.45398137 = weight(abstract_txt:patents in 2887) [ClassicSimilarity], result of:
            0.45398137 = score(doc=2887,freq=3.0), product of:
              0.45042744 = queryWeight, product of:
                2.0401084 = boost
                7.448392 = idf(docFreq=69, maxDocs=44218)
                0.029642107 = queryNorm
              1.0078901 = fieldWeight in 2887, product of:
                1.7320508 = tf(freq=3.0), with freq of:
                  3.0 = termFreq=3.0
                7.448392 = idf(docFreq=69, maxDocs=44218)
                0.078125 = fieldNorm(doc=2887)
        0.375 = coord(3/8)
    
  3. Kurth, M.; Ruddy, D.; Rupp, N.: Repurposing MARC metadata : using digital project experience to develop a metadata management design (2004) 0.16
    0.15832935 = sum of:
      0.15832935 = product of:
        0.3166587 = sum of:
          0.030868653 = weight(abstract_txt:access in 4748) [ClassicSimilarity], result of:
            0.030868653 = score(doc=4748,freq=1.0), product of:
              0.1082227 = queryWeight, product of:
                3.6509786 = idf(docFreq=3120, maxDocs=44218)
                0.029642107 = queryNorm
              0.2852327 = fieldWeight in 4748, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.6509786 = idf(docFreq=3120, maxDocs=44218)
                0.078125 = fieldNorm(doc=4748)
          0.05946121 = weight(abstract_txt:libraries in 4748) [ClassicSimilarity], result of:
            0.05946121 = score(doc=4748,freq=3.0), product of:
              0.11616857 = queryWeight, product of:
                1.0360606 = boost
                3.782635 = idf(docFreq=2735, maxDocs=44218)
                0.029642107 = queryNorm
              0.5118528 = fieldWeight in 4748, product of:
                1.7320508 = tf(freq=3.0), with freq of:
                  3.0 = termFreq=3.0
                3.782635 = idf(docFreq=2735, maxDocs=44218)
                0.078125 = fieldNorm(doc=4748)
          0.040177066 = weight(abstract_txt:model in 4748) [ClassicSimilarity], result of:
            0.040177066 = score(doc=4748,freq=1.0), product of:
              0.1290106 = queryWeight, product of:
                1.0918262 = boost
                3.986234 = idf(docFreq=2231, maxDocs=44218)
                0.029642107 = queryNorm
              0.31142452 = fieldWeight in 4748, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.986234 = idf(docFreq=2231, maxDocs=44218)
                0.078125 = fieldNorm(doc=4748)
          0.18615177 = weight(abstract_txt:schemes in 4748) [ClassicSimilarity], result of:
            0.18615177 = score(doc=4748,freq=3.0), product of:
              0.24860564 = queryWeight, product of:
                1.5156409 = boost
                5.533572 = idf(docFreq=474, maxDocs=44218)
                0.029642107 = queryNorm
              0.7487834 = fieldWeight in 4748, product of:
                1.7320508 = tf(freq=3.0), with freq of:
                  3.0 = termFreq=3.0
                5.533572 = idf(docFreq=474, maxDocs=44218)
                0.078125 = fieldNorm(doc=4748)
        0.5 = coord(4/8)
    
  4. Tennis, J.T.: Versioning concept schemes for persistent retrieval (2006) 0.16
    0.1570341 = sum of:
      0.1570341 = product of:
        0.3140682 = sum of:
          0.021608058 = weight(abstract_txt:access in 1956) [ClassicSimilarity], result of:
            0.021608058 = score(doc=1956,freq=1.0), product of:
              0.1082227 = queryWeight, product of:
                3.6509786 = idf(docFreq=3120, maxDocs=44218)
                0.029642107 = queryNorm
              0.1996629 = fieldWeight in 1956, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.6509786 = idf(docFreq=3120, maxDocs=44218)
                0.0546875 = fieldNorm(doc=1956)
          0.028123945 = weight(abstract_txt:model in 1956) [ClassicSimilarity], result of:
            0.028123945 = score(doc=1956,freq=1.0), product of:
              0.1290106 = queryWeight, product of:
                1.0918262 = boost
                3.986234 = idf(docFreq=2231, maxDocs=44218)
                0.029642107 = queryNorm
              0.21799716 = fieldWeight in 1956, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.986234 = idf(docFreq=2231, maxDocs=44218)
                0.0546875 = fieldNorm(doc=1956)
          0.038639154 = weight(abstract_txt:world in 1956) [ClassicSimilarity], result of:
            0.038639154 = score(doc=1956,freq=1.0), product of:
              0.15943842 = queryWeight, product of:
                1.2137725 = boost
                4.4314575 = idf(docFreq=1429, maxDocs=44218)
                0.029642107 = queryNorm
              0.24234533 = fieldWeight in 1956, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.4314575 = idf(docFreq=1429, maxDocs=44218)
                0.0546875 = fieldNorm(doc=1956)
          0.22569704 = weight(abstract_txt:schemes in 1956) [ClassicSimilarity], result of:
            0.22569704 = score(doc=1956,freq=9.0), product of:
              0.24860564 = queryWeight, product of:
                1.5156409 = boost
                5.533572 = idf(docFreq=474, maxDocs=44218)
                0.029642107 = queryNorm
              0.90785164 = fieldWeight in 1956, product of:
                3.0 = tf(freq=9.0), with freq of:
                  9.0 = termFreq=9.0
                5.533572 = idf(docFreq=474, maxDocs=44218)
                0.0546875 = fieldNorm(doc=1956)
        0.5 = coord(4/8)
    
  5. Guan, J.C.; Gao, X.: Exploring the h-index at patent level (2009) 0.14
    0.13812289 = sum of:
      0.13812289 = product of:
        0.55249155 = sum of:
          0.1331215 = weight(abstract_txt:index in 2696) [ClassicSimilarity], result of:
            0.1331215 = score(doc=2696,freq=6.0), product of:
              0.1831028 = queryWeight, product of:
                1.3007334 = boost
                4.74895 = idf(docFreq=1040, maxDocs=44218)
                0.029642107 = queryNorm
              0.7270315 = fieldWeight in 2696, product of:
                2.4494898 = tf(freq=6.0), with freq of:
                  6.0 = termFreq=6.0
                4.74895 = idf(docFreq=1040, maxDocs=44218)
                0.0625 = fieldNorm(doc=2696)
          0.41937003 = weight(abstract_txt:patents in 2696) [ClassicSimilarity], result of:
            0.41937003 = score(doc=2696,freq=4.0), product of:
              0.45042744 = queryWeight, product of:
                2.0401084 = boost
                7.448392 = idf(docFreq=69, maxDocs=44218)
                0.029642107 = queryNorm
              0.931049 = fieldWeight in 2696, product of:
                2.0 = tf(freq=4.0), with freq of:
                  4.0 = termFreq=4.0
                7.448392 = idf(docFreq=69, maxDocs=44218)
                0.0625 = fieldNorm(doc=2696)
        0.25 = coord(2/8)