Search (7 results, page 1 of 1)

  • × year_i:[1990 TO 2000}
  • × theme_ss:"Retrievalalgorithmen"
  1. Couvreur, T.R.; Benzel, R.N.; Miller, S.F.; Zeitler, D.N.; Lee, D.L.; Singhal, M.; Shivaratri, N.; Wong, W.Y.P.: ¬An analysis of performance and cost factors in searching large text databases using parallel search systems (1994) 0.06
    0.057756793 = product of:
      0.115513586 = sum of:
        0.115513586 = product of:
          0.23102717 = sum of:
            0.23102717 = weight(_text_:t.r in 7657) [ClassicSimilarity], result of:
              0.23102717 = score(doc=7657,freq=2.0), product of:
                0.35862148 = queryWeight, product of:
                  8.329592 = idf(docFreq=28, maxDocs=44218)
                  0.043053906 = queryNorm
                0.64420897 = fieldWeight in 7657, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  8.329592 = idf(docFreq=28, maxDocs=44218)
                  0.0546875 = fieldNorm(doc=7657)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
  2. Faloutsos, C.: Signature files (1992) 0.01
    0.01166642 = product of:
      0.02333284 = sum of:
        0.02333284 = product of:
          0.04666568 = sum of:
            0.04666568 = weight(_text_:22 in 3499) [ClassicSimilarity], result of:
              0.04666568 = score(doc=3499,freq=2.0), product of:
                0.15076745 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.043053906 = queryNorm
                0.30952093 = fieldWeight in 3499, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.0625 = fieldNorm(doc=3499)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Date
    7. 5.1999 15:22:48
  3. Chang, C.-H.; Hsu, C.-C.: Integrating query expansion and conceptual relevance feedback for personalized Web information retrieval (1998) 0.01
    0.010208118 = product of:
      0.020416236 = sum of:
        0.020416236 = product of:
          0.04083247 = sum of:
            0.04083247 = weight(_text_:22 in 1319) [ClassicSimilarity], result of:
              0.04083247 = score(doc=1319,freq=2.0), product of:
                0.15076745 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.043053906 = queryNorm
                0.2708308 = fieldWeight in 1319, 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=1319)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Date
    1. 8.1996 22:08:06
  4. Joss, M.W.; Wszola, S.: ¬The engines that can : text search and retrieval software, their strategies, and vendors (1996) 0.01
    0.008749815 = product of:
      0.01749963 = sum of:
        0.01749963 = product of:
          0.03499926 = sum of:
            0.03499926 = weight(_text_:22 in 5123) [ClassicSimilarity], result of:
              0.03499926 = score(doc=5123,freq=2.0), product of:
                0.15076745 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.043053906 = queryNorm
                0.23214069 = fieldWeight in 5123, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.046875 = fieldNorm(doc=5123)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Date
    12. 9.1996 13:56:22
  5. Kelledy, F.; Smeaton, A.F.: Signature files and beyond (1996) 0.01
    0.008749815 = product of:
      0.01749963 = sum of:
        0.01749963 = product of:
          0.03499926 = sum of:
            0.03499926 = weight(_text_:22 in 6973) [ClassicSimilarity], result of:
              0.03499926 = score(doc=6973,freq=2.0), product of:
                0.15076745 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.043053906 = queryNorm
                0.23214069 = fieldWeight in 6973, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.046875 = fieldNorm(doc=6973)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Source
    Information retrieval: new systems and current research. Proceedings of the 16th Research Colloquium of the British Computer Society Information Retrieval Specialist Group, Drymen, Scotland, 22-23 Mar 94. Ed.: R. Leon
  6. Burgin, R.: ¬The retrieval effectiveness of 5 clustering algorithms as a function of indexing exhaustivity (1995) 0.01
    0.0072915126 = product of:
      0.014583025 = sum of:
        0.014583025 = product of:
          0.02916605 = sum of:
            0.02916605 = weight(_text_:22 in 3365) [ClassicSimilarity], result of:
              0.02916605 = score(doc=3365,freq=2.0), product of:
                0.15076745 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.043053906 = queryNorm
                0.19345059 = fieldWeight in 3365, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.0390625 = fieldNorm(doc=3365)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Date
    22. 2.1996 11:20:06
  7. Efthimiadis, E.N.: User choices : a new yardstick for the evaluation of ranking algorithms for interactive query expansion (1995) 0.01
    0.0072915126 = product of:
      0.014583025 = sum of:
        0.014583025 = product of:
          0.02916605 = sum of:
            0.02916605 = weight(_text_:22 in 5697) [ClassicSimilarity], result of:
              0.02916605 = score(doc=5697,freq=2.0), product of:
                0.15076745 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.043053906 = queryNorm
                0.19345059 = fieldWeight in 5697, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.0390625 = fieldNorm(doc=5697)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Date
    22. 2.1996 13:14:10