Search (4 results, page 1 of 1)

  • × author_ss:"Sparck Jones, K."
  • × author_ss:"Robertson, S.E."
  1. Sparck Jones, K.; Walker, S.; Robertson, S.E.: ¬A probabilistic model of information retrieval : development and comparative experiments - part 1 (2000) 0.01
    0.0052968836 = product of:
      0.021187535 = sum of:
        0.021187535 = product of:
          0.0635626 = sum of:
            0.0635626 = weight(_text_:k in 4181) [ClassicSimilarity], result of:
              0.0635626 = score(doc=4181,freq=2.0), product of:
                0.13429943 = queryWeight, product of:
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.037621226 = queryNorm
                0.47329018 = fieldWeight in 4181, 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=4181)
          0.33333334 = coord(1/3)
      0.25 = coord(1/4)
    
  2. Sparck Jones, K.; Walker, S.; Robertson, S.E.: ¬A probabilistic model of information retrieval : development and comparative experiments - part 2 (2000) 0.01
    0.0052968836 = product of:
      0.021187535 = sum of:
        0.021187535 = product of:
          0.0635626 = sum of:
            0.0635626 = weight(_text_:k in 4286) [ClassicSimilarity], result of:
              0.0635626 = score(doc=4286,freq=2.0), product of:
                0.13429943 = queryWeight, product of:
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.037621226 = queryNorm
                0.47329018 = fieldWeight in 4286, 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=4286)
          0.33333334 = coord(1/3)
      0.25 = coord(1/4)
    
  3. Robertson, S.E.; Sparck Jones, K.: Relevance weighting of search terms (1976) 0.00
    0.0035312555 = product of:
      0.014125022 = sum of:
        0.014125022 = product of:
          0.042375065 = sum of:
            0.042375065 = weight(_text_:k in 71) [ClassicSimilarity], result of:
              0.042375065 = score(doc=71,freq=2.0), product of:
                0.13429943 = queryWeight, product of:
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.037621226 = queryNorm
                0.31552678 = fieldWeight in 71, 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=71)
          0.33333334 = coord(1/3)
      0.25 = coord(1/4)
    
  4. Robertson, S.E.; Sparck Jones, K.: Simple, proven approaches to text retrieval (1997) 0.00
    0.0022070347 = product of:
      0.008828139 = sum of:
        0.008828139 = product of:
          0.026484415 = sum of:
            0.026484415 = weight(_text_:k in 4532) [ClassicSimilarity], result of:
              0.026484415 = score(doc=4532,freq=2.0), product of:
                0.13429943 = queryWeight, product of:
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.037621226 = queryNorm
                0.19720423 = fieldWeight in 4532, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.0390625 = fieldNorm(doc=4532)
          0.33333334 = coord(1/3)
      0.25 = coord(1/4)