Search (9 results, page 1 of 1)

Belkin, N.J.; Croft, W.B.: Retrieval techniques (1987) 0.02

0.016061593 = product of:
  0.032123186 = sum of:
    0.032123186 = product of:
      0.09636956 = sum of:
        0.09636956 = weight(_text_:22 in 334) [ClassicSimilarity], result of:
          0.09636956 = score(doc=334,freq=2.0), product of:
            0.15567535 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.04445543 = queryNorm
            0.61904186 = fieldWeight in 334, 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=334)
      0.33333334 = coord(1/3)
  0.5 = coord(1/2)

Source: Annual review of information science and technology. 22(1987), S.109-145

Jing, Y.; Croft, W.B.: ¬An association thesaurus for information retrieval (199?) 0.01

0.013270892 = product of:
  0.026541784 = sum of:
    0.026541784 = product of:
      0.07962535 = sum of:
        0.07962535 = weight(_text_:y in 4494) [ClassicSimilarity], result of:
          0.07962535 = score(doc=4494,freq=2.0), product of:
            0.21393733 = queryWeight, product of:
              4.8124003 = idf(docFreq=976, maxDocs=44218)
              0.04445543 = queryNorm
            0.3721901 = fieldWeight in 4494, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              4.8124003 = idf(docFreq=976, maxDocs=44218)
              0.0546875 = fieldNorm(doc=4494)
      0.33333334 = coord(1/3)
  0.5 = coord(1/2)

Allan, J.; Ballesteros, L.; Callan, J.P.; Croft, W.B.; Lu, Z.: Recent experiment with INQUERY (1996) 0.01

0.012518212 = product of:
  0.025036424 = sum of:
    0.025036424 = product of:
      0.07510927 = sum of:
        0.07510927 = weight(_text_:k in 7568) [ClassicSimilarity], result of:
          0.07510927 = score(doc=7568,freq=2.0), product of:
            0.15869603 = queryWeight, product of:
              3.569778 = idf(docFreq=3384, maxDocs=44218)
              0.04445543 = queryNorm
            0.47329018 = fieldWeight in 7568, 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=7568)
      0.33333334 = coord(1/3)
  0.5 = coord(1/2)

Source: The Fourth Text Retrieval Conference (TREC-4). Ed.: K. Harman

Liu, X.; Croft, W.B.: Cluster-based retrieval using language models (2004) 0.01

0.012518212 = product of:
  0.025036424 = sum of:
    0.025036424 = product of:
      0.07510927 = sum of:
        0.07510927 = weight(_text_:k in 4115) [ClassicSimilarity], result of:
          0.07510927 = score(doc=4115,freq=2.0), product of:
            0.15869603 = queryWeight, product of:
              3.569778 = idf(docFreq=3384, maxDocs=44218)
              0.04445543 = queryNorm
            0.47329018 = fieldWeight in 4115, 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=4115)
      0.33333334 = coord(1/3)
  0.5 = coord(1/2)

Source: SIGIR'04: Proceedings of the 27th Annual International ACM-SIGIR Conference an Research and Development in Information Retrieval. Ed.: K. Järvelin, u.a

Turtle, H.; Croft, W.B.: Inference networks for document retrieval (1990) 0.01

0.010431843 = product of:
  0.020863686 = sum of:
    0.020863686 = product of:
      0.06259105 = sum of:
        0.06259105 = weight(_text_:k in 1936) [ClassicSimilarity], result of:
          0.06259105 = score(doc=1936,freq=2.0), product of:
            0.15869603 = queryWeight, product of:
              3.569778 = idf(docFreq=3384, maxDocs=44218)
              0.04445543 = queryNorm
            0.39440846 = fieldWeight in 1936, 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=1936)
      0.33333334 = coord(1/3)
  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.287-298

Callan, J.; Croft, W.B.; Broglio, J.: TREC and TIPSTER experiments with INQUERY (1995) 0.01

0.010431843 = product of:
  0.020863686 = sum of:
    0.020863686 = product of:
      0.06259105 = sum of:
        0.06259105 = weight(_text_:k in 1944) [ClassicSimilarity], result of:
          0.06259105 = score(doc=1944,freq=2.0), product of:
            0.15869603 = queryWeight, product of:
              3.569778 = idf(docFreq=3384, maxDocs=44218)
              0.04445543 = queryNorm
            0.39440846 = fieldWeight in 1944, 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=1944)
      0.33333334 = coord(1/3)
  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.436-439.

Allan, J.; Callan, J.P.; Croft, W.B.; Ballesteros, L.; Broglio, J.; Xu, J.; Shu, H.: INQUERY at TREC-5 (1997) 0.01

0.010038496 = product of:
  0.020076992 = sum of:
    0.020076992 = product of:
      0.060230974 = sum of:
        0.060230974 = weight(_text_:22 in 3103) [ClassicSimilarity], result of:
          0.060230974 = score(doc=3103,freq=2.0), product of:
            0.15567535 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.04445543 = queryNorm
            0.38690117 = fieldWeight in 3103, 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=3103)
      0.33333334 = coord(1/3)
  0.5 = coord(1/2)

Date: 27. 2.1999 20:55:22

Kim, Y.; Seo, J.; Croft, W.B.; Smith, D.A.: Automatic suggestion of phrasal-concept queries for literature search (2014) 0.01

0.009479209 = product of:
  0.018958418 = sum of:
    0.018958418 = product of:
      0.05687525 = sum of:
        0.05687525 = weight(_text_:y in 2692) [ClassicSimilarity], result of:
          0.05687525 = score(doc=2692,freq=2.0), product of:
            0.21393733 = queryWeight, product of:
              4.8124003 = idf(docFreq=976, maxDocs=44218)
              0.04445543 = queryNorm
            0.26585007 = fieldWeight in 2692, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              4.8124003 = idf(docFreq=976, maxDocs=44218)
              0.0390625 = fieldNorm(doc=2692)
      0.33333334 = coord(1/3)
  0.5 = coord(1/2)

Croft, W.B.; Metzler, D.; Strohman, T.: Search engines : information retrieval in practice (2010) 0.01

0.008851713 = product of:
  0.017703425 = sum of:
    0.017703425 = product of:
      0.05311027 = sum of:
        0.05311027 = weight(_text_:k in 2605) [ClassicSimilarity], result of:
          0.05311027 = score(doc=2605,freq=4.0), product of:
            0.15869603 = queryWeight, product of:
              3.569778 = idf(docFreq=3384, maxDocs=44218)
              0.04445543 = queryNorm
            0.33466667 = fieldWeight in 2605, product of:
              2.0 = tf(freq=4.0), with freq of:
                4.0 = termFreq=4.0
              3.569778 = idf(docFreq=3384, maxDocs=44218)
              0.046875 = fieldNorm(doc=2605)
      0.33333334 = coord(1/3)
  0.5 = coord(1/2)

Classification: TWX (FH K)
GHBS: TWX (FH K)

Search (9 results, page 1 of 1)

Authors

Years

Types

Themes

Subjects

Classifications