Search (2 results, page 1 of 1)

  • × author_ss:"Sparck Jones, K."
  • × theme_ss:"Retrievalalgorithmen"
  • × year_i:[1970 TO 1980}
  1. Sparck Jones, K.: ¬A statistical interpretation of term specifity and its application in retrieval (1972) 0.00 
    0.0042019994 = product of:
  0.008403999 = sum of:
    0.008403999 = product of:
      0.016807998 = sum of:
        0.016807998 = weight(_text_:e in 5187) [ClassicSimilarity], result of:
          0.016807998 = score(doc=5187,freq=2.0), product of:
            0.06614887 = queryWeight, product of:
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.04602077 = queryNorm
            0.2540935 = fieldWeight in 5187, 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=5187)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Language
    e
  2. Sparck Jones, K.: Search term relevance weighting given little relevance information (1979) 0.00 
    0.0031514994 = product of:
  0.006302999 = sum of:
    0.006302999 = product of:
      0.012605998 = sum of:
        0.012605998 = weight(_text_:e in 1939) [ClassicSimilarity], result of:
          0.012605998 = score(doc=1939,freq=2.0), product of:
            0.06614887 = queryWeight, product of:
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.04602077 = queryNorm
            0.19057012 = fieldWeight in 1939, 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=1939)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Language
    e