Search (1 results, page 1 of 1)

  • × author_ss:"Sparck Jones, K."
  • × year_i:[1970 TO 1980}
  1. Robertson, S.E.; Sparck Jones, K.: Relevance weighting of search terms (1976) 0.05
    0.047714382 = product of:
      0.095428765 = sum of:
        0.095428765 = product of:
          0.19085753 = sum of:
            0.19085753 = weight(_text_:s.e in 71) [ClassicSimilarity], result of:
              0.19085753 = score(doc=71,freq=2.0), product of:
                0.30782345 = queryWeight, product of:
                  7.014756 = idf(docFreq=107, maxDocs=44218)
                  0.043882273 = queryNorm
                0.6200227 = fieldWeight in 71, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  7.014756 = idf(docFreq=107, maxDocs=44218)
                  0.0625 = fieldNorm(doc=71)
          0.5 = coord(1/2)
      0.5 = coord(1/2)