Search (9 results, page 1 of 1)

Biebricher, N.; Fuhr, N.; Lustig, G.; Schwantner, M.; Knorz, G.: ¬The automatic indexing system AIR/PHYS : from research to application (1988) 0.06

0.06286654 = product of:
  0.12573308 = sum of:
    0.12573308 = sum of:
      0.064074546 = weight(_text_:k in 1952) [ClassicSimilarity], result of:
        0.064074546 = score(doc=1952,freq=2.0), product of:
          0.16245733 = queryWeight, product of:
            3.569778 = idf(docFreq=3384, maxDocs=44218)
            0.045509085 = queryNorm
          0.39440846 = fieldWeight in 1952, product of:
            1.4142135 = tf(freq=2.0), with freq of:
              2.0 = termFreq=2.0
            3.569778 = idf(docFreq=3384, maxDocs=44218)
            0.078125 = fieldNorm(doc=1952)
      0.061658528 = weight(_text_:22 in 1952) [ClassicSimilarity], result of:
        0.061658528 = score(doc=1952,freq=2.0), product of:
          0.15936506 = queryWeight, product of:
            3.5018296 = idf(docFreq=3622, maxDocs=44218)
            0.045509085 = queryNorm
          0.38690117 = fieldWeight in 1952, product of:
            1.4142135 = tf(freq=2.0), with freq of:
              2.0 = termFreq=2.0
            3.5018296 = idf(docFreq=3622, maxDocs=44218)
            0.078125 = fieldNorm(doc=1952)
  0.5 = coord(1/2)

Date: 16. 8.1998 12:51:22
Footnote: Wiederabgedruckt in: Readings in information retrieval. Ed.: K. Sparck Jones u. P. Willett. San Francisco: Morgan Kaufmann 1997. S.513-517.

Sparck Jones, K.; Tait, J.I.: Automatic search term variant generation (1984) 0.03

0.02562982 = product of:
  0.05125964 = sum of:
    0.05125964 = product of:
      0.10251928 = sum of:
        0.10251928 = weight(_text_:k in 2918) [ClassicSimilarity], result of:
          0.10251928 = score(doc=2918,freq=2.0), product of:
            0.16245733 = queryWeight, product of:
              3.569778 = idf(docFreq=3384, maxDocs=44218)
              0.045509085 = queryNorm
            0.63105357 = fieldWeight in 2918, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.569778 = idf(docFreq=3384, maxDocs=44218)
              0.125 = fieldNorm(doc=2918)
      0.5 = coord(1/2)
  0.5 = coord(1/2)

Voorhees, E.M.: Implementing agglomerative hierarchic clustering algorithms for use in document retrieval (1986) 0.02

0.024663411 = product of:
  0.049326822 = sum of:
    0.049326822 = product of:
      0.098653644 = sum of:
        0.098653644 = weight(_text_:22 in 402) [ClassicSimilarity], result of:
          0.098653644 = score(doc=402,freq=2.0), product of:
            0.15936506 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.045509085 = queryNorm
            0.61904186 = fieldWeight in 402, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.125 = fieldNorm(doc=402)
      0.5 = coord(1/2)
  0.5 = coord(1/2)

Source: Information processing and management. 22(1986) no.6, S.465-476

Fuhr, N.; Niewelt, B.: ¬Ein Retrievaltest mit automatisch indexierten Dokumenten (1984) 0.02

0.021580484 = product of:
  0.043160968 = sum of:
    0.043160968 = product of:
      0.086321935 = sum of:
        0.086321935 = weight(_text_:22 in 262) [ClassicSimilarity], result of:
          0.086321935 = score(doc=262,freq=2.0), product of:
            0.15936506 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.045509085 = queryNorm
            0.5416616 = fieldWeight in 262, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.109375 = fieldNorm(doc=262)
      0.5 = coord(1/2)
  0.5 = coord(1/2)

Date: 20.10.2000 12:22:23

Porter, M.F.: ¬An algorithm for suffix stripping (1980) 0.02

0.019222366 = product of:
  0.03844473 = sum of:
    0.03844473 = product of:
      0.07688946 = sum of:
        0.07688946 = weight(_text_:k in 3122) [ClassicSimilarity], result of:
          0.07688946 = score(doc=3122,freq=2.0), product of:
            0.16245733 = queryWeight, product of:
              3.569778 = idf(docFreq=3384, maxDocs=44218)
              0.045509085 = queryNorm
            0.47329018 = fieldWeight in 3122, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.569778 = idf(docFreq=3384, maxDocs=44218)
              0.09375 = fieldNorm(doc=3122)
      0.5 = coord(1/2)
  0.5 = coord(1/2)

Footnote: Wiederabgedruckt in: Readings in information retrieval. Ed.: K. Sparck Jones u. P. Willett. San Francisco: Morgan Kaufmann 1997. S.313-316.

Fuhr, N.: Ranking-Experimente mit gewichteter Indexierung (1986) 0.02

0.018497556 = product of:
  0.036995113 = sum of:
    0.036995113 = product of:
      0.073990226 = sum of:
        0.073990226 = weight(_text_:22 in 58) [ClassicSimilarity], result of:
          0.073990226 = score(doc=58,freq=2.0), product of:
            0.15936506 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.045509085 = queryNorm
            0.46428138 = fieldWeight in 58, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.09375 = fieldNorm(doc=58)
      0.5 = coord(1/2)
  0.5 = coord(1/2)

Date: 14. 6.2015 22:12:44

Fuhr, N.: Rankingexperimente mit gewichteter Indexierung (1986) 0.02

0.018497556 = product of:
  0.036995113 = sum of:
    0.036995113 = product of:
      0.073990226 = sum of:
        0.073990226 = weight(_text_:22 in 2051) [ClassicSimilarity], result of:
          0.073990226 = score(doc=2051,freq=2.0), product of:
            0.15936506 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.045509085 = queryNorm
            0.46428138 = fieldWeight in 2051, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.09375 = fieldNorm(doc=2051)
      0.5 = coord(1/2)
  0.5 = coord(1/2)

Date: 14. 6.2015 22:12:56

Hodges, P.R.: Keyword in title indexes : effectiveness of retrieval in computer searches (1983) 0.01

0.010790242 = product of:
  0.021580484 = sum of:
    0.021580484 = product of:
      0.043160968 = sum of:
        0.043160968 = weight(_text_:22 in 5001) [ClassicSimilarity], result of:
          0.043160968 = score(doc=5001,freq=2.0), product of:
            0.15936506 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.045509085 = queryNorm
            0.2708308 = fieldWeight in 5001, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.0546875 = fieldNorm(doc=5001)
      0.5 = coord(1/2)
  0.5 = coord(1/2)

Date: 14. 3.1996 13:22:21

Needham, R.M.; Sparck Jones, K.: Keywords and clumps (1985) 0.01

0.0056065232 = product of:
  0.0112130465 = sum of:
    0.0112130465 = product of:
      0.022426093 = sum of:
        0.022426093 = weight(_text_:k in 3645) [ClassicSimilarity], result of:
          0.022426093 = score(doc=3645,freq=2.0), product of:
            0.16245733 = queryWeight, product of:
              3.569778 = idf(docFreq=3384, maxDocs=44218)
              0.045509085 = queryNorm
            0.13804297 = fieldWeight in 3645, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.569778 = idf(docFreq=3384, maxDocs=44218)
              0.02734375 = fieldNorm(doc=3645)
      0.5 = coord(1/2)
  0.5 = coord(1/2)

Search (9 results, page 1 of 1)

Authors

Languages

Themes