Search (1 results, page 1 of 1)

  • × year_i:[1980 TO 1990}
  • × author_ss:"Ellis, D."
  1. Ellis, D.: Theory and explanation in information retrieval research (1984) 0.00
    4.803786E-4 = product of:
      0.008166436 = sum of:
        0.008166436 = weight(_text_:in in 5337) [ClassicSimilarity], result of:
          0.008166436 = score(doc=5337,freq=2.0), product of:
            0.033961542 = queryWeight, product of:
              1.3602545 = idf(docFreq=30841, maxDocs=44218)
              0.024967048 = queryNorm
            0.24046129 = fieldWeight in 5337, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.3602545 = idf(docFreq=30841, maxDocs=44218)
              0.125 = fieldNorm(doc=5337)
      0.05882353 = coord(1/17)