Search (7 results, page 1 of 1)

  • × author_ss:"Sparck Jones, K."
  • × theme_ss:"Retrievalstudien"
  • × type_ss:"a"
  1. Sparck Jones, K.: Metareflections on TREC (2005) 0.09
    0.08636146 = product of:
      0.12954219 = sum of:
        0.0090247495 = weight(_text_:e in 5092) [ClassicSimilarity], result of:
          0.0090247495 = score(doc=5092,freq=2.0), product of:
            0.047356583 = queryWeight, product of:
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.03294669 = queryNorm
            0.19057012 = fieldWeight in 5092, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.09375 = fieldNorm(doc=5092)
        0.046835296 = weight(_text_:u in 5092) [ClassicSimilarity], result of:
          0.046835296 = score(doc=5092,freq=2.0), product of:
            0.107882105 = queryWeight, product of:
              3.2744443 = idf(docFreq=4547, maxDocs=44218)
              0.03294669 = queryNorm
            0.43413407 = fieldWeight in 5092, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.2744443 = idf(docFreq=4547, maxDocs=44218)
              0.09375 = fieldNorm(doc=5092)
        0.055664778 = weight(_text_:k in 5092) [ClassicSimilarity], result of:
          0.055664778 = score(doc=5092,freq=2.0), product of:
            0.11761237 = queryWeight, product of:
              3.569778 = idf(docFreq=3384, maxDocs=44218)
              0.03294669 = queryNorm
            0.47329018 = fieldWeight in 5092, 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=5092)
        0.018017367 = product of:
          0.054052096 = sum of:
            0.054052096 = weight(_text_:29 in 5092) [ClassicSimilarity], result of:
              0.054052096 = score(doc=5092,freq=2.0), product of:
                0.11589616 = queryWeight, product of:
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.03294669 = queryNorm
                0.46638384 = fieldWeight in 5092, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.09375 = fieldNorm(doc=5092)
          0.33333334 = coord(1/3)
      0.6666667 = coord(4/6)
    
    Date
    29. 3.1996 18:16:49
    Language
    e
    Source
    TREC: experiment and evaluation in information retrieval. Ed.: E.M. Voorhees, u. D.K. Harman
  2. Strzalkowski, T.; Sparck Jones, K.: NLP track at TREC-5 (1997) 0.06
    0.05576241 = product of:
      0.11152482 = sum of:
        0.0090247495 = weight(_text_:e in 3098) [ClassicSimilarity], result of:
          0.0090247495 = score(doc=3098,freq=2.0), product of:
            0.047356583 = queryWeight, product of:
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.03294669 = queryNorm
            0.19057012 = fieldWeight in 3098, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.09375 = fieldNorm(doc=3098)
        0.046835296 = weight(_text_:u in 3098) [ClassicSimilarity], result of:
          0.046835296 = score(doc=3098,freq=2.0), product of:
            0.107882105 = queryWeight, product of:
              3.2744443 = idf(docFreq=4547, maxDocs=44218)
              0.03294669 = queryNorm
            0.43413407 = fieldWeight in 3098, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.2744443 = idf(docFreq=4547, maxDocs=44218)
              0.09375 = fieldNorm(doc=3098)
        0.055664778 = weight(_text_:k in 3098) [ClassicSimilarity], result of:
          0.055664778 = score(doc=3098,freq=2.0), product of:
            0.11761237 = queryWeight, product of:
              3.569778 = idf(docFreq=3384, maxDocs=44218)
              0.03294669 = queryNorm
            0.47329018 = fieldWeight in 3098, 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=3098)
      0.5 = coord(3/6)
    
    Language
    e
    Source
    The Fifth Text Retrieval Conference (TREC-5). Ed.: E.M. Voorhees u. D.K. Harman
  3. Sparck Jones, K.: Retrieval system tests 1958-1978 (1981) 0.04
    0.038998507 = product of:
      0.11699551 = sum of:
        0.012033 = weight(_text_:e in 3156) [ClassicSimilarity], result of:
          0.012033 = score(doc=3156,freq=2.0), product of:
            0.047356583 = queryWeight, product of:
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.03294669 = queryNorm
            0.2540935 = fieldWeight in 3156, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.125 = fieldNorm(doc=3156)
        0.10496251 = weight(_text_:k in 3156) [ClassicSimilarity], result of:
          0.10496251 = score(doc=3156,freq=4.0), product of:
            0.11761237 = queryWeight, product of:
              3.569778 = idf(docFreq=3384, maxDocs=44218)
              0.03294669 = queryNorm
            0.8924445 = fieldWeight in 3156, product of:
              2.0 = tf(freq=4.0), with freq of:
                4.0 = termFreq=4.0
              3.569778 = idf(docFreq=3384, maxDocs=44218)
              0.125 = fieldNorm(doc=3156)
      0.33333334 = coord(2/6)
    
    Language
    e
    Source
    Information retrieval experiment. Ed.: K. Sparck Jones
  4. Sparck Jones, K.: ¬The Cranfield tests (1981) 0.04
    0.038998507 = product of:
      0.11699551 = sum of:
        0.012033 = weight(_text_:e in 3157) [ClassicSimilarity], result of:
          0.012033 = score(doc=3157,freq=2.0), product of:
            0.047356583 = queryWeight, product of:
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.03294669 = queryNorm
            0.2540935 = fieldWeight in 3157, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.125 = fieldNorm(doc=3157)
        0.10496251 = weight(_text_:k in 3157) [ClassicSimilarity], result of:
          0.10496251 = score(doc=3157,freq=4.0), product of:
            0.11761237 = queryWeight, product of:
              3.569778 = idf(docFreq=3384, maxDocs=44218)
              0.03294669 = queryNorm
            0.8924445 = fieldWeight in 3157, product of:
              2.0 = tf(freq=4.0), with freq of:
                4.0 = termFreq=4.0
              3.569778 = idf(docFreq=3384, maxDocs=44218)
              0.125 = fieldNorm(doc=3157)
      0.33333334 = coord(2/6)
    
    Language
    e
    Source
    Information retrieval experiments. Ed.: K. Sparck Jones
  5. Sparck Jones, K.: Reflections on TREC : TREC-2 (1995) 0.01
    0.014375451 = product of:
      0.043126352 = sum of:
        0.0060165 = weight(_text_:e in 1916) [ClassicSimilarity], result of:
          0.0060165 = score(doc=1916,freq=2.0), product of:
            0.047356583 = queryWeight, product of:
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.03294669 = queryNorm
            0.12704675 = fieldWeight in 1916, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.0625 = fieldNorm(doc=1916)
        0.03710985 = weight(_text_:k in 1916) [ClassicSimilarity], result of:
          0.03710985 = score(doc=1916,freq=2.0), product of:
            0.11761237 = queryWeight, product of:
              3.569778 = idf(docFreq=3384, maxDocs=44218)
              0.03294669 = queryNorm
            0.31552678 = fieldWeight in 1916, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.569778 = idf(docFreq=3384, maxDocs=44218)
              0.0625 = fieldNorm(doc=1916)
      0.33333334 = coord(2/6)
    
    Language
    e
  6. Sparck Jones, K.; Rijsbergen, C.J. van: Progress in documentation : Information retrieval test collection (1976) 0.01
    0.01257852 = product of:
      0.03773556 = sum of:
        0.0052644373 = weight(_text_:e in 4161) [ClassicSimilarity], result of:
          0.0052644373 = score(doc=4161,freq=2.0), product of:
            0.047356583 = queryWeight, product of:
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.03294669 = queryNorm
            0.1111659 = fieldWeight in 4161, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.0546875 = fieldNorm(doc=4161)
        0.03247112 = weight(_text_:k in 4161) [ClassicSimilarity], result of:
          0.03247112 = score(doc=4161,freq=2.0), product of:
            0.11761237 = queryWeight, product of:
              3.569778 = idf(docFreq=3384, maxDocs=44218)
              0.03294669 = queryNorm
            0.27608594 = fieldWeight in 4161, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.569778 = idf(docFreq=3384, maxDocs=44218)
              0.0546875 = fieldNorm(doc=4161)
      0.33333334 = coord(2/6)
    
    Language
    e
  7. Sparck Jones, K.: Reflections on TREC (1997) 0.01
    0.010781588 = product of:
      0.032344762 = sum of:
        0.0045123748 = weight(_text_:e in 580) [ClassicSimilarity], result of:
          0.0045123748 = score(doc=580,freq=2.0), product of:
            0.047356583 = queryWeight, product of:
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.03294669 = queryNorm
            0.09528506 = fieldWeight in 580, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.046875 = fieldNorm(doc=580)
        0.027832389 = weight(_text_:k in 580) [ClassicSimilarity], result of:
          0.027832389 = score(doc=580,freq=2.0), product of:
            0.11761237 = queryWeight, product of:
              3.569778 = idf(docFreq=3384, maxDocs=44218)
              0.03294669 = queryNorm
            0.23664509 = fieldWeight in 580, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.569778 = idf(docFreq=3384, maxDocs=44218)
              0.046875 = fieldNorm(doc=580)
      0.33333334 = coord(2/6)
    
    Language
    e